Asgeir Sorteberg

Professor

Geophysical Institute Bjerknes Centre for Climate Research

E-mailAsgeir.Sorteberg@uib.no
Phone+47 55 58 26 93
Visitor Address
Allégaten 70

5007 Bergen
Postal Address
Postboks 7803

5020 Bergen

Asgeir Sorteberg is professor in atmospheric dynamics working at the Geophysical Institute (GFI), University of Bergen and the Bjerknes Centre for Climate Research (BCCR)

His main research focus on the hydrological cycle, extreme weather events, renewable energy resources and climate change.

Asgeir Sorteberg on:

I am currently teaching

Geophysical Institute

GEOF100: Introduction to climate, atmosphere and ocean physics

SDG213: Causes and impacts of Climate Change

GEOF348: Advanced Climate Dynamics

Digital teaching

Massive Open Online Course (MOOC) on FutureLearn: Causes of Climate Change

Previously taught courses

Geophysical Institute

GEOF100: Introduction to climate, atmosphere and ocean physics (2015-2021)

SDG213: Causes and impacts of Climate Change (2018-2021)

GEOF348: Advanced Climate Dynamics (2019-2021)

MNF344: Causes of Climate Change (2017).

GEOF212: Physical Climatology (2008-2011)

GEOF327: The General Circulation of the Atmosphere (2009-2010)

GEOF120: Meteorology (2009-2011, 2014)

Bergen Summer Research School, UiB

GDC08-05/ GDC10-05: Research Methods in Climate change and Health (2008, 2010)

GDC16-05: Climate change and water (2016)

Guest lecturer:

Department of Geoscience (GEO), Univ. of Bergen: GEOV217: Geohazards (2016-2019)
School of Economics (NHH): ENE452: Global Aspects of Climate Change and Ethical Challenges (2013-2017)
Centre for International Health (CIH), Univ. of Bergen: INTH313: Globalisation and Health (2014)
Department of Physics and Technology (IFT), Univ. of Bergen : PHYS109: Introduction in Astrophysics (2012-2013)
UNIS - The University centre in Svalbard: AGF-213: Polar Meteorology (2000-2002), AGF-212: Processes in Snow and Ice (2002), AG-204: The Physical Geography of Svalbard (2002-2005). AGF-211: Air/Ice/Sea Interaction (2004-2007).

Peer reviewed papers

Why has Precipitation Increased in the Last 120 Years in Norway? (2022): Konstali K. and Sorteberg A. Journal of Geophysical Research: Atmospheres, Vol. 127, Issue 15. https://doi.org/10.1029/2021JD036234

NORA3-WP: A high-resolution offshore wind power dataset for the Baltic, North, Norwegian, and Barents Seas (2022): Solbrekke I. M. and Sorteberg A. Scientific Data 9, 362. https://doi.org/10.1038/s41597-022-01451-x

The 3 km Norwegian reanalysis (NORA3) – a validation of offshore wind resources in the North Sea and the Norwegian Sea (2021): Solbrekke I. M., Sorteberg A. and Haakenstad H. Wind Energ. Sci., 6, 1501–1519 https://doi.org/10.5194/wes-6-1501-2021

Characterization of the atmospheric environment during extreme precipitation events associated with atmospheric rivers in Norway - seasonal and regional aspects (2021): Michel C., Sorteberg A., Eckhard S., Weijenborg C., Stohl A, Cassiani M. Weather and Climate Extremes. https://doi.org/10.1016/j.wace.2021.100370

Identifying major drivers of daily streamflow from large-scale atmospheric circulation with machine learning (2021): Hagen, J.S., Leblois, E., Lawrence, D., Solomatine, D., Sorteberg, A. Journal of Hydrology, Vol. 596. Article Number: 126086. DOI: 10.1016/j.jhydrol.2021.126086

Groundwater fluctuations during a debris flow event in western Norway – triggered by rain and snowmelt (2021): Bondevik, S., Sorteberg, A. Hydrology and Earth System Sciences, 25, 4147-4158. DOI: 10.5194/hess-25-4147-2021

Improving Radar-Based Precipitation Nowcasts with Machine Learning Using an Approach Based on Random Forest, (2020): Mao, Y., and Sorteberg, A., Weather and Forecasting 35(6), 2461-2478.

Factors affecting extreme rainfall events in the South Pacific, Weather and Climate Extremes (2020): Pariyar S. K., Keenlyside N., Sorteberg A., Spengler T., Bhatt B. C., Ogawa F. Weather and Climate Extremes, Volume 29, ISSN 2212-0947, https://doi.org/10.1016/j.wace.2020.100262.

Mitigation of offshore wind power intermittency by interconnection of production sites (2019): Solbrekke I. M., Kvamstø N. G. and Sorteberg A. (2020) Wind Energy Science, Volume 5, 1663-1678.

Large‐scale regional model biases in the extratropical North Atlantic storm track and impacts on downstream precipitation (2019). M Pontoppidan M., Kolstad E.W., Sobolowski S.P., Sorteberg A., Liu C. and Rasmussen R. Quarterly Journal of the Royal Meteorological Society 145 (723), 2718-2732

Multiscale characteristics of an extreme precipitation event over Nepal (2019), Bohlinger P, Sorteberg A., Liu C., Rasmussen R., Sodemann H. and Ogawa F., Quarterly Journal of the Royal Meteorological Society, vol. 145, issue 718, pp. 179-196.

Synoptic Conditions and Moisture Sources Actuating Extreme Precipitation in Nepal (2018), Bohlinger P, Sorteberg A. and Sodemann H., Journal of Geophysical Research: Atmospheres, 122, 23, (12,653-12,671)

A comprehensive view on trends in extreme precipitation in Nepal and their spatial distribution (2017): Bohlinger P. and Sorteberg, A. International Journal of Climatology 38 (4), 1833-1845.

Sensitivity of historical orographically enhanced extreme precipitation events to idealized temperature perturbations (2017): Sandvik, M.I., Sorteberg, A. and Rasmussen, R. Climate Dynamics pp 1-15. doi:10.1007/s00382-017-3593-1

Extreme Daily Precipitation in Coastal Western Norway and the Link to Atmospheric Rivers (2017). Azad R. and Sorteberg A. Journal of Geophysical Research, Atmosphere, 122, 1–16, doi:10.1002/2016JD025615

Precipitation response of monsoon low-pressure systems to an idealized uniform temperature increase (2016). Sørland, S. L., A. Sorteberg, C. Liu, and R. Rasmussen. J. Geophys. Res. Atmos., 121, 6258–6272, doi:10.1002/2015JD024658.

Snowfall in the Himalayas: an uncertain future from a little-known past (2015). Viste, E. and Sorteberg A.. The Cryosphere, 9, 1147-1167, doi:10.5194/tc-9-1147-2015

Low-pressure systems and extreme precipitation in central India: sensitivity temperature changes (2015) Sørland S. and Sorteberg A. Climate Dynamics, p 1-16, http://dx.doi.org/10.1007/s00382-015-2850-47

The dynamic and thermodynamic structure of monsoon low-pressure systems during extreme rainfall events (2015). Sørland S. L. and Sorteberg A. Tellus A, Vol 67. doi: http://dx.doi.org/10.3402/tellusa.v67.27039.

A Standardized Global Climate Model Study Showing Unique Properties for the Climate Response to Black Carbon Aerosols (2015). M. Sand, T. Iversen, P. Bohlinger, A. Kirkevåg, I. Seierstad, Ø. Seland, and A. Sorteberg, J. Climate, 28, 2512–2526. doi: http://dx.doi.org/10.1175/JCLI-D-14-00050.1

The Vorticity Budgets of North Atlantic Winter Extratropical Cyclones life cycle in MERRA Reanalysis, Part I: Development Phase (2014). Azad R. and A. Sorteberg. A. Journal of Atmospheric Sciences, Vol. 71, No. 9, p. 3109-3128

The Vorticity Budgets of North Atlantic Winter Extratropical Cyclones life cycle in MERRA Reanalysis, Part II: Decaying Phase (2014). Azad R. and A. Sorteberg. A. Journal of Atmospheric Sciences, Vol. 71, No. 9, p. 3129-3143

Validation of operational seasonal rainfall forecasts in ethiopia (2013) Korecha D. and Sorteberg A. Water Resource Research, doi: 10.1002/2013WR013760

A dynamic model of some malaria-transmitting anopheline mosquitoes of the Afrotropical region. I. Model description and sensitivity analysis (2013). Markussen Lunde T., Korecha D., Loha E., Sorteberg A. and Lindtjørn B. Malaria Journal, Vol 12. doi:10.1186/1475-2875-12-28 6

A dynamic model of some malaria-transmitting anopheline mosquitoes of the Afrotropical region. II. Validation of species distribution and seasonal variations (2013). Markussen Lunde T., Meshesha B., Korecha D., Gebre-Michael T, Massebo F., Sorteberg A. and Lindtjørn B. Malaria Journal, Vol 12. doi:10.1186/1475-2875-12-78

Characteristics of autumn-winter extreme precipitation on the Norwegian west coast identified by cluster analysis (2012). U. Heikkila and A. Sorteberg. Climate Dynamics. Volume 39.(3-4) p. 929-939 doi: 10.1007/s00382-011-1277-9

IPCC-SREX. Managing the Risks of Extreme Events and Disasters to Advance Climate Change Adaptation (2012): A Special Report of Working Groups I and II of the Intergovernmental Panel on Climate Change [Field, C.B., V. Barros, T.F. Stocker, D. Qin, D.J. Dokken, K.L. Ebi, M.D. Mastrandrea, K.J. Mach, G.-K. Plattner, S.K. Allen, M. Tignor, and P.M. Midgley (eds.)]. Cambridge University Press, Cambridge, UK, and New York, NY, USA, 582 pp

The effect of moisture transport variability on Ethiopian summer precipitation (2012). Viste E. and Sorteberg A. International Journal of Climatology, doi: 10.1002/joc.3566

Recent drought and precipitation tendencies in Ethiopia (2012). Viste E., D. Korecha and Sorteberg A. Theoretical and Applied Climatolog. doi: 10.1007/s00704-012-0746-3

Present and future offshore windpower potential in northern Europe based on downscaled global climate runs with adjusted SST and sea ice cover (2012). Barstad I., Sorteberg A. and dos Santos Mesquita M. Renewable energy. Volume 44. p. 398-405

Sensitivity of SWAT simulated streamflow to climatic changes within the Eastern Nile River basin (2012). Mengistu D. T. and A. Sorteberg. Hydrology and Earth System Sciences: Volume 16.(2) p. 391- 407 doi:10.5194/hess-16-391-2012

Moisture transport into the Ethiopian highlands (2011). Viste E. and Sorteberg A. International Journal of Climatology, doi: 10.1002/joc.3409

Recent wind driven high sea ice export in the Fram Strait contributes to Arctic sea ice decline (2011). Smedsrud L. H., A. Sirevaag A., Kloster K., Sorteberg and Sandven S.. The Cryosphere, 5, 821–829, 2011 doi:10.5194/tc-5-821-2011

Dynamical downscaling of ERA-40 in complex terrain using the WRF regional climate model – comparison with ENSEMBLE models (2010). Heikkila U, Sandvik A. and Sorteberg A. Climate Dynamics, DOI 10.1007/s00382-010-0928-6.

Increased Arctic sea ice export driven by stronger winds (2010). Smedsrud L. H, Sirevaag A., Kloster K., Sorteberg A. and Sandven S. Submitted Geophysical Res. Letter.

Modelled Mass Balance of a Tibetan Plateau Glacier - Sensitivity to Climate Change (2010). Caidong C. and Sorteberg A. Journal of Glaciology. Vol. 56, No. 196, pp. 235-248

A Diagnosis of Cold-core and Warm-core Cyclone Development Using the Zwack-Okossi Development Equation (2009) Azad R. and Sorteberg A. Atmospheric Science Letters. Vol. 10, p 220-225

Impacts of climate change on Blue Nile flows using bias-corrected GCM scenarios (2009). Elshamy M. E., Seierstad I. A., and Sorteberg A. Hydrol. Earth Syst. Sci., Vol. 13, pp.551-565.

Projected changes in Arctic summer cyclones under global warming in the Bergen climate model (2009) Orsolini Y. J. and Sorteberg A. Atmospheric and Oceanic Science Letters. Vol. 2, No 1, pp. 62-67.

Precipitation, Temperature and Wind in Norway - dynamical downscaling of ERA40 (2008). Barstad I., Sorteberg A., Flatøy F. and Deque M. Climate Dynamics , DOI 10.1007/s00382-008-0476-5

Spatial and temporal variations of geohazards in Norway under a changing climate (2008). Jaedicke C, , A. Solheim, L.H. Blikra, K. Stalsberg, A. Sorteberg, A. Aaheim, K. Kronholm, D. Vikhamar-Schuler, K. Isaksen, K. Sletten, K. Kristensen, I. Barstad, C. Melchiorre, Ø. A. Høydal, H. Mestl. Natural Hazards and Earth System Sciences, Nat. Hazards Earth Syst. Sci., 8, 893-904.

Recent Radical Shifts of Atmospheric Circulations and Rapid Changes in Arctic Climate System (2008) Zhang X., Sorteberg A., Zhang J., Gerdes R. and Comiso J. C. Geophysical Res. Letter, Vol. 35, L22701, doi:10.1029/2008GL035607, 2008

Recent and future changes of the Arctic sea-ice cover (2008). Smedsrud L. H, Sorteberg A. and Kloster K. Geophysical Res. Letter, Vol. 35, L20503, doi:10.1029/2008GL034813, 2008

Seasonal Cyclone Variability at 70°N and its Impact on Moisture Transport to the Arctic (2008). Sorteberg A. and Walsh J. E. Tellus A, 60 (3), 570-586, doi: 10.1111/j.1600-0870.2008.00314.x

Clustering of Cyclones in the ARPEGE General Circulation Model (2008). Kvamstø N. G., Song Y., Seierstad, I. and Sorteberg, A., Stephenson D. Tellus A 60 (3) , 547–556 doi:10.1111/j.1600-0870.2008.00307.x

Climatological Properties of Summertime Extra-Tropical storm Tracks in the Norther Hemisphere (2008). dos Santos Mesquita M., Kvamstø N. G., Sorteberg A. and Atkinson D. Tellus A, 60, (3), 557-56, doi: 10.1111/j.1600-0870.2008.00305.x

The Arctic Surface Energy Budget as Simulated with the IPCC AR4 AOGCMs (2007) . Sorteberg A., Katsov V., Walsh J. and Palova T. Climate Dynamics, DOI: 10.1007/s00382-006-0222-9

The Effect of Internal Variability om Antropoghenic Climate Projections (2006) Sorteberg, A. and Kvamstø, N. G. Tellus A, Vol 58, Issue 5 p. 565-574.

Atmospheric forcing on the Barents Sea Ice Extent (2006). Sorteberg, A. and Kvingedal B. Journal of Climate, Vol. 19, No. 19. p. 4772-4784

Interannual to Decadal Climate Predictability: A multi-Perfect-model-Ensemble Study (2006).Collins M., Botzet M., Carril A., Drange H., Jouzeau A., Latif M., Otterå O. H., Pohlmann H., Sorteberg A., Sutton R. and Terray L. Journal of Climate 19(7), 1195-1203.

Effects of simulated natural variability on Arctic temperature projections (2005). Sorteberg, A., Furevik T., Drange H. and Kvamstø, N.G. Geophysical Research Letter, Vol. 32, L18708, doi: 10.1029/2005GL023404

Wintertime Nordic Seas cyclone variability and its impact on oceanic volume transport into the Nordic Seas (2005). Sorteberg, A., Kvamstø, N.G. and Byrkjedal Ø. The Nordic Seas: An integrated Perspective. AGU Geophysical Monograph Series 158. Editor: Drange H.

Description and Validation of the Bergen Climate Model: ARPEGE coupled with MICOM (2003). Furevik, T ., Bentsen, M., Drange, H., Kindem, I.K.T., Kvamstø, N.G., and Sorteberg, A. Climate Dynamics Vol. 21, p27-51

A real-time operational forecast model for meteorology and air quality during peak air pollution episodes in Oslo, Norway (2001) Berge E., Walker S-E, Sorteberg A., Lenkopane M., Eastwood S., Jablonska H. and Ødegaard M., J. of Water Air and Soil Pollution Vol 2, No 5-6, p. 745-757

Gaseous and particulate oxidized and reduced nitrogen species in the atmospheric boundary layer in Scandinavia in spring (1998) Sorteberg A., Hov Ø., Solberg S., Tørseth K., Areskoug H., Ferm M., Granby K., Lattila H., Persson K. and Simpson D. Journal of Atmospheric Chemistry Vol 30, pp.241-271

European VOC emission estimates evaluated by measurements and model calculations. (1997). Hov Ø., Sorteberg A., Schmidbauer N., Solberg S., Stordal F., Simpson D., Lindskog H., Areskoug H., Oyola P., Lattila H. and Heidam Z., 1997 J. of Atmospheric Chemistry Vol 28, pp. 173-193

Two parametrizations of the dry deposition exchange for SO₂ and NH₃ in a numerical model. (1996). Sorteberg A. and Hov Ø. Atmospheric Environment Vol. 30, No. 10-11, pp. 1823-1840

Reports

Klima i Norge 2100. Kunnskapsgrunnlag for klimatipasning (2015). Hanssen-Bauer I., E.J. Førland, I. Haddeland, H. Hisdal, S. Mayer, A. Nesje, J.E.Ø. Nilsen, S. Sandven, A.B. Sandø, A. Sorteberg og B. ÅdlandsvikNorwegian Centre for Climate Services (NCCS) Report no. 2/2015 pp. 204

Evaluation of distribution mapping based bias correction methods (2014) Sorteberg A., Haddeland I., Haugen J. E., Sobolowski S., 2 and Wong W. K.Norwegian Centre for Climate Services (NCCS) Report no. 1/2014 pp. 23

IPCC Special Report on Managing the Risks of Extreme Events and Disasters to Advance Climate Change Adaptation (SREX) Field, C.B., V. Barros, T.F. Stocker, D. Qin, D.J. Dokken, K.L. Ebi, M.D. Mastrandrea, K.J. Mach, G.-K. Plattner, S.K. Allen, M. Tignor, and P.M. Midgley (eds.).Cambridge University Press, Cambridge, UK, and New York, NY, USA, 582 pp.

Klima i Norge 2100. Bakgrunnsmateriale til NOU Klimatilplassing (2009). See new 2015 version above. Hanssen-Bauer, I., H. Drange, E.J. Førland, L.A. Roald, K.Y. Børsheim, H. Hisdal, D. Lawrence, A. Nesje, S. Sandven, A. Sorteberg, S. Sundby, K. Vasskog og B. ÅdlandsvikNorsk klimasenter, pp. 148

Climate development in North Norway and the Svalbard region during 1900-2100 (2009) Førland E. J. (ed), Benestad R. E, Flatøy F., Hanssen-Bauer I., Haugen J. E., Isaksen K., Sorteberg A. and, Aadlandsvik B.Norwegian Polar Institute, Report series no. 128 pp. 44

Uncertainties in Observationally-based Estimates of the Arctic Surface Radiation Budget (2007) Sorteberg, A.,In Arctic Ocean Variability - advection and external forcing encounter local processes and constraints. p. 13-30. Compiled by B. Rudels. Workshop held at DAMOCLES General Assembly, 2007

Regional Precipitation and Temperature Changes for Norway 2010 and 2025 - Results from 11 simulations using 8 different regional models. (2008) Sorteberg, A. and Andersen M. S.,Report Series of the Bjerknes Centre for Climate Research. BCCR Report No 28.

Forecasting snow avalanche days from meteorological data using classification trees; Grasdalen, western Norway (2006) Kronholm K., Vikhamar-Schuler D., Jaedicke C., Isaksen K., Sorteberg, A. and Kristensen K.,Proceedings, International Snow Science Workshop, Telluride, Colorado, 2006.

Spectral nudging using a streched version of Arpege/IFS. Technical description (2006) Barstad I., Sorteberg, A. and Flatøy F.,GeoExtrem, General technical report, 1/2006.

Cyclones Entering the Arctic, Main Paths and their Influence on the Moisture Transport (2006) Sorteberg, A. and Walsh J.,RegClim, General technical report, 9/2006.

The Effect of Internal Variability om Antropoghenic Climate Projections (2005) Sorteberg, A. and Kvamstø, N. G.,RegClim, General technical report, 8/2005.

Regional Uncertainties in Climate Projections due to Sensitivity to the Atlantic Meridional Overturning Circulation (2003) Sorteberg A., Drange, H. and Kvamstø, N.G.RegClim, General technical report, 7/2003, p.77-92.

Simulated influence of increased greenhouse gas forcing on the North Atlantic Oscillation (2002) Sorteberg A., Furevik, T and Kvamstø, N.G., 2002RegClim, General Technical Report, 6/2002.

Anticipated Changes in the Nordic Seas Marine Climate (2002) Furevik, T., Drange, H. and Sorteberg, A.Fisken og havet, 4/2002, pp 1-13.

The influence of horizontal grid resolution on forecast in coastal and mountainous areas using the non-hydrostatic MM5 with 10 and 3 km resolution (2001). Sorteberg A.The Norwegian Meteorological Institute Research Report No. 118. ISSN 0332-9879. pp. 46.

The sensitivity of inversion strength to the formulation of the non-dimensional momentum and heat profiles (2001).Sorteberg A.The Norwegian Meteorological Institute Research Report No. 117. ISSN 0332-9879. pp. 61.

Development, testing and implementation of a prognosis models for meteorology and air pollution in Trondheim. (2000). Berge E., H. Laupsa, M. Ødegaard, A. Sorteberg, D. Tønnesen, S. Eastwood, S.E. Walker, and R. Ødegaard.The Norwegian Meteorological Institute Research Report No. 107. ISSN 0332-9879 (in Norwegian). pp. 41.

Development, testing and implementation of a prognosis models for meteorology and air pollution in Drammen.(2000). Ødegaard M., H. Laupsa, E. Berge,A. Sorteberg, D. Tønnesen, S. Eastwood, T. Bøhler, S.E. Walker, and R. Ødegaard.The Norwegian Meteorological Institute Research Report No. 1067. ISSN 0332-9879 (in Norwegian). pp. 40.

Evaluation of operational forecasts of meteorology and air quality during 22 winterdays in Oslo. (2000). Berge E., S.E. Walker, A. Sorteberg, M. Lenkopane, S. Eastwood, H.J. Jablonska and M. Ødegaard 2000The Norwegian Meteorological Institute Research Report No. 100. ISSN 0332-9879 (in Norwegian). pp. 66.

Development and testing of a pilot model for Air Quality in Oslo and Bergen. Results for Oslo. (2000). Berge E., A. Sorteberg, J. Kristiansen, S. Eastwood, D. Tønnesen and S.E. Walker 2000.The Norwegian Meteorological Institute Research Report No. 99. ISSN 0332-9879 (in Norwegian). pp. 45.

Development and testing of a pilot model for Air Quality in Oslo and Bergen. Results for Bergen. (1999). Berge E., A. Sorteberg, J. Kristiansen, S. Eastwood, D. Tønnesen and S.E. Walker.The Norwegian Meteorological Institute Research Report No. 100. ISSN 0332-9879 (in Norwegian). pp. 39.

The role of halogenated species in the destruction of tropospheric ozone and precursors; Sensitivity runs and 3-D model results for the measuring period 2-9 May 1997. (1997). Sorteberg A. and Hov Ø.HALOTROP-CYMFO. Final Report to the European commission. Ed. U. Platt pp. 121-185

The role of halogenated species on ozone and precursors in the lower troposphere (1997). Sorteberg A. and Hov Ø.HALOTROP-CYMFO Report

Decay of hydrocarbons over the North Sea: The role of chemistry versus dispersion and quantitative relationships between hydrocarbon emission and oxidant formation (1996). Sorteberg A. and Hov Ø.Hydrocarbons Across the North Sea Atmosphere (HANSA): Final Report to the European Commission', 1996. Ed. Penkett S. chapter 3, pp. 65

Resdistribution of ozone, NOx and hydrocarbons i the boundary layer during spring, summer and fall. Sorteberg A. and Hov Ø.Hydrocarbons Across the North Sea Atmosphere (HANSA) Report

Implementation of a Resistance Dry Deposition module and a variable Local Correction Factor in the Lagrangian EMEP (European Monitoring and Evaluation Programme) model (1995). Seland Ø., van Pul A., Sorteberg A., Tuovinen J. P.EMEP/MSC-W Report 3/95

Academic article

Show author(s) (2022). Why has Precipitation Increased in the Last 120 Years in Norway? Journal of Geophysical Research (JGR): Atmospheres.

Show author(s) (2021). The 3 km Norwegian reanalysis (NORA3) – a validation of offshore wind resources in the North Sea and the Norwegian Sea. Wind Energy Science. 1501-1519.
Show author(s) (2021). Identifying major drivers of daily streamflow from large-scale atmospheric circulation with machine learning. Journal of Hydrology. 22 pages.
Show author(s) (2021). Groundwater fluctuations during a debris flow event in western Norway - Triggered by rain and snowmelt. Hydrology and Earth System Sciences. 4147-4158.
Show author(s) (2021). Characterization of the atmospheric environment during extreme precipitation events associated with atmospheric rivers in Norway - Seasonal and regional aspects. Weather and Climate Extremes. 15 pages.

Show author(s) (2020). Mitigation of offshore wind power intermittency by interconnection of production sites. Wind Energy Science. 1663-1678.
Show author(s) (2020). Improving Radar-Based Precipitation Nowcasts with Machine Learning Using an Approach Based on Random Forest. Weather and forecasting. 2461-2478.
Show author(s) (2020). Factors affecting extreme rainfall events in the South Pacific. Weather and Climate Extremes.

Show author(s) (2019). Large‐scale regional model biases in the extratropical North Atlantic storm track and impacts on downstream precipitation. Quarterly Journal of the Royal Meteorological Society. 2718-2732.

Show author(s) (2018). Multiscale characteristics of an extreme precipitation event over Nepal. Quarterly Journal of the Royal Meteorological Society. 179-196.

Show author(s) (2017). Synoptic Conditions and Moisture Sources Actuating Extreme Precipitation in Nepal. Journal of Geophysical Research (JGR): Atmospheres. 12653-12671.
Show author(s) (2017). Sensitivity of historical orographically enhanced extreme precipitation events to idealized temperature perturbations. Climate Dynamics. 143-157.
Show author(s) (2017). Extreme daily precipitation in coastal western Norway and the link to atmospheric rivers. Journal of Geophysical Research (JGR): Atmospheres. 2080-2095.
Show author(s) (2017). A comprehensive view on trends in extreme precipitation in Nepal and their spatial distribution. International Journal of Climatology. 1833-1845.

Show author(s) (2016). Precipitation response of monsoon low-pressure systems to an idealized uniform temperature increase. Journal of Geophysical Research (JGR): Biogeosciences. 6258-6272.

Show author(s) (2015). The dynamic and thermodynamic structure of monsoon low-pressure systems during extreme rainfall events. Tellus. Series A, Dynamic meteorology and oceanography.
Show author(s) (2015). Snowfall in the Himalayas: an uncertain future from a little-known past . The Cryosphere Discussions. 441- 493.
Show author(s) (2015). Snowfall in the Himalayas: An uncertain future from a little-known past. The Cryosphere. 1147-1167.
Show author(s) (2015). Low-pressure systems and extreme precipitation in central India: sensitivity to temperature changes. Climate Dynamics. 1-16.
Show author(s) (2015). A standardised global climate model study showing unique properties for the climate response to black carbon aerosols. Journal of Climate. 2512-2526.

Show author(s) (2014). The vorticity budgets of North Atlantic winter extratropical cyclone life cycles in MERRA reanalysis. Part II: Decaying phase. Journal of the Atmospheric Sciences. 3129-3143.
Show author(s) (2014). The vorticity budgets of North Atlantic winter extratropical cyclone life cycles in MERRA reanalysis. Part I: Development phase. Journal of the Atmospheric Sciences. 3109-3128.

Show author(s) (2013). Validation of operational seasonal rainfall forecast in Ethiopia. Water Resources Research. 7681-7697.
Show author(s) (2013). The effect of moisture transport variability on Ethiopian summer precipitation. International Journal of Climatology. 3106-3123.
Show author(s) (2013). Recent drought and precipitation tendencies in Ethiopia. Theoretical and Applied Climatology. 535-551.
Show author(s) (2013). Moisture transport into the Ethiopian highlands. International Journal of Climatology. 249-263.
Show author(s) (2013). A dynamic model of some malaria-transmitting anopheline mosquitoes of the Afrotropical region. II. Validation of species distribution and seasonal variations. Malaria Journal.
Show author(s) (2013). A dynamic model of some malaria-transmitting anopheline mosquitoes of the Afrotropical region. I. Model description and sensitivity analysis. Malaria Journal.

Show author(s) (2012). Sensitivity of SWAT simulated streamflow to climatic changes within the Eastern Nile River basin. Hydrology and Earth System Sciences. 391-407.
Show author(s) (2012). Present and future offshore wind power potential in northern Europe based on downscaled global climate runs with adjusted SST and sea ice cover. Renewable Energy. 398-405.
Show author(s) (2012). Characteristics of autumn-winter extreme precipitation on the Norwegian west coast identified by cluster analysis. Climate Dynamics. 929-939.

Show author(s) (2011). Recent wind driven high sea ice area export in the Fram Strait contributes to Arctic sea ice decline. The Cryosphere. 821-829.
Show author(s) (2011). Moisture transport into the Ethiopian highlands. International Journal of Climatology.
Show author(s) (2011). Dynamical downscaling of ERA-40 in complex terrain using the WRF regional climate model. Climate Dynamics. 1551-1564.

Show author(s) (2010). Modelled mass balance of Xibu glacier, Tibetan Plateau: sensitivity to climate change. Journal of Glaciology. 235-248.

Show author(s) (2009). Projected changes in Arctic summer cyclones under global warming in the Bergen climate model. Atmospheric and Oceanic Science Letters. 62-67.
Show author(s) (2009). Precipitation, temperature and wind in Norway: dynamical downscaling of ERA40. Climate Dynamics. 769-776.
Show author(s) (2009). Impacts of climate change on Blue Nile flows using bias-corrected GCM scenarios. Hydrology and Earth System Sciences. 551-565.
Show author(s) (2009). A diagnosis of warm-core and cold-core extratropical cyclone development using the Zwack–Okossi equation. Atmospheric Science Letters. 220-225.

Show author(s) (2008). Spatial and temporal variations of Norwegian geohazards in a changing climate, the GeoExtreme Project. Natural Hazards and Earth System Sciences. 893-904.
Show author(s) (2008). Seasonal cyclone variability at 70 degrees N and its impact on moisture transport into the Arctic. Tellus. Series A, Dynamic meteorology and oceanography. 570-586.
Show author(s) (2008). Recent radical shifts of atmospheric circulations and rapid changes in Arctic climate system. Geophysical Research Letters.
Show author(s) (2008). Recent and future changes of the Arctic sea-ice cover. Geophysical Research Letters.
Show author(s) (2008). Clustering of cyclones in the ARPEGE general circulation model. Tellus. Series A, Dynamic meteorology and oceanography. 547-556.
Show author(s) (2008). Climatological properties of summertime extra-tropical storm tracks in the Northern Hemisphere. Tellus. Series A, Dynamic meteorology and oceanography. 557-569.

Show author(s) (2007). The Arctic surface energy budget as simulated with the IPCC AR4 AOGCMs. Climate Dynamics. 131-156.

Show author(s) (2006). The effect of internal variability on anthropogenic climate projections. Tellus. Series A, Dynamic meteorology and oceanography. 565-574.
Show author(s) (2006). Interannual to decadal climate predictability in the North Atlantic: A multimodel-ensemble study. Journal of Climate. 1195-1203.
Show author(s) (2006). Atmospheric forcing on the Barents Sea winter ice extent. Journal of Climate. 4772-4784.

Show author(s) (2005). Effects of simulated natural variability on Arctic temperature projections. Geophysical Research Letters.

Show author(s) (2003). Description and Evaluation of the Bergen Climate Model: ARPEGE coupled with MICOM. Climate Dynamics. 27-51.

Show author(s) (2001). A real-time operational forecast model for meteorology and air quality during peak air pollution episodes in Oslo, Norway. Water, Air and Soil Pollution. 745-757.

Show author(s) (1998). Gaseous and particulate oxidized and reduced nitrogen species in the atmospheric boundary layer in Scandinavia in spring. Journal of Atmospheric Chemistry. 241-271.
Show author(s) (1998). Gaseous and particulate oxidized and reduced nitrogen species in the atmospheric boundary layer in Scandinavia in spring. Journal of Atmospheric Chemistry. 241-271.

Show author(s) (1997). European VOC emission estimates evaluated by measurements and model calculations. Journal of Atmospheric Chemistry. 173-194.

Show author(s) (1996). Two parametrizations of the dry deposition exchange for SO2 and NH3 in a numerical model. Atmospheric Environment. 1823-1840.
Show author(s) (1996). Two parametrizations of the dry deposition exchange for SO2 and NH3 in a numerical model. Atmospheric Environment. 1823-1840.

Show author(s) (1995). Implementation of a resistance dry deposition module and a variable local correction factor in the largrangian EMEP model. EMEP/MSC-W report.

Lecture

Show author(s) (2016). Klima i Norge 2100 – Hvor skal vi bygge? .
Show author(s) (2016). Klima 2016: Hva som skjer, og hvorfor .
Show author(s) (2016). Climatic changes in short duration extreme precipitation and rapid onset flooding – implications for design values .

Show author(s) (2015). Nedbør i et varmere klima – mulige infrastrukturutfordringer.
Show author(s) (2015). Klima og vannkraft .
Show author(s) (2015). Klima i Norge 2100 – Kunnskapsgrunnlag for klimatilpassing .

Popular scientific lecture

Show author(s) (2015). Vær og klima i Norge og på Nes - siste 100 år .
Show author(s) (2015). Flommen på Vestlandet - Hva skjedde? .

Show author(s) (2008). The Nile Basin Research programme.
Show author(s) (2008). Status for klimaforskningen - hva vet vi og hvor er de største usikkerhetene?
Show author(s) (2008). SMELTING I ARKTIS -Fortid, nåtid og fremtid.
Show author(s) (2008). Klima og utvikling.
Show author(s) (2008). Globale og nasjonale klimascenarier. Hvordan møte Klimaendringene. Utfordringer for og muligheter for norske bedrifter?
Show author(s) (2008). Blir framtida varmere og våtere?

Show author(s) (2007). Status for Klimaforskningen - Hva vet vi og hvor er de største usikkerhetene.
Show author(s) (2007). Skred og ras -Endringer i meteorologiske forhold.
Show author(s) (2007). Main results from the IPCC’s 4th assessment report.
Show author(s) (2007). Klimaforandringer- observerte og fremtidige forandringer.
Show author(s) (2007). Klimaendringer - Globale klimamodeller.
Show author(s) (2007). Hva vet vi og hvor er de største usikkerhetene.
Show author(s) (2007). Hovedresultat fra FNs klimapanels 4. rapport.
Show author(s) (2007). Hovedresultat fra FNs klimapanels 4. rapport.

Show author(s) (2006). Paneldebatt om filmen: A inconvenient truth.
Show author(s) (2006). Klimaendringer – Konsekvenser for Vestlandet.
Show author(s) (2006). Klimaendringer og overvannsepisoder.
Show author(s) (2006). IPCC simulation with Bergen Climate Model.

Show author(s) (2005). Klimaendringer, menneskeskapte eller naturlige variasjoner?

Academic lecture

Show author(s) (2016). Regional climate projections of precipitation – why are they so uncertain? .
Show author(s) (2016). Diagnosing precipitation changes – Norwegian precipitation - Why has is changed so much? .

Show author(s) (2015). The Influence of Snow and Ice Changes on Water Resources in Himalaya.
Show author(s) (2015). Monsoon low-pressure systems - the precipitation response to atmospheric warming.
Show author(s) (2015). Challenges in bias correction of climate projections.

Show author(s) (2013). Monsoon low-pressure systems over India: a climatology study and high-resolution climate sensitivity simulations.
Show author(s) (2013). How important are glaciers for Indus water resources?

Show author(s) (2011). Arctic temperature and sea ice changes: Forcings and feedbacks.

Show author(s) (2010). Relationships between extreme precipitation and atmospheric circulation.
Show author(s) (2010). Methods used in climate change modelling.
Show author(s) (2010). Dynamical Downscaling of the ERA-40 reanalysis and ARPEGE GCM with the WRF regional climate model - comparison with ENSEMBLES.

Show author(s) (2008). Uncertainties in climate projections due to natural variability and model differences.
Show author(s) (2008). The GeoExtreme project, Norwegian geohazards in a changing climate.
Show author(s) (2008). The GeoExtreme project, Module B: Description of the current climate and investigation of future climate scenarios.
Show author(s) (2008). Projected Changes in Arctic Circulation and summer cyclones under global warming.
Show author(s) (2008). Climate predictability.
Show author(s) (2008). Avalanches in Scandinavia in a future climate.

Show author(s) (2007). The radiation balance of the Arctic Ocean.
Show author(s) (2007). Status for klimaforskningen – Hva vet vi og hvor er de største usikkerhetene.
Show author(s) (2007). Research in Tibet.
Show author(s) (2007). Cyclone variability and its impact on moisture transport into the Arctic.

Show author(s) (2006). The human influence on climate and possible consequences for Norway.
Show author(s) (2006). Spatial and temporal variations of the geohazard situation in Norway under a changing climate.
Show author(s) (2006). Research Methods and Predicting Approaches in Climate Change.
Show author(s) (2006). Prediktabiliteten i klimasystemet.
Show author(s) (2006). Paneldebatt: Development Research.
Show author(s) (2006). High latitude cyclones, variability, trends and impacts.
Show author(s) (2006). Cyclones entering the Arctic.
Show author(s) (2006). Chukchi Sea Storm Densities Derived From Various Storm Idenfication Algorithms.
Show author(s) (2006). Characteristics and Variability of Storm Tracks in Alaska.
Show author(s) (2006). Arctic climate change – observations and simulations.

Show author(s) (2005). The influence of snowcover on the atm. circulation.
Show author(s) (2005). The influence of snow conditions on wintertime extratropical atmospheric variability by numerical simulations.
Show author(s) (2005). Stormtracks into the Arctic, main pathways and their influence on arctic climate variability.
Show author(s) (2005). Impact of autumn Eurasian snow conditions on wintertime NAO.
Show author(s) (2005). How chaotic is the Atmosphere? The influence of snowcover on atmospheric circulation.
Show author(s) (2005). Framtidige lavtrykksbaner.
Show author(s) (2005). Extratropical Summer Storms in the North Atlantic: Variability and Relation to the Large Scale Flow.
Show author(s) (2005). Eurasian snowcover as a predictor for NAO.
Show author(s) (2005). Effects of natural variability on Arctic temperature projections.
Show author(s) (2005). Climate Projections of the Arctic.
Show author(s) (2005). Changes in the future North Atlantic Stormtracks.

Show author(s) (2004). Trender og intern klimavariabilitet i et CMIP2 ensemble simulert med Bergen Climate Model.
Show author(s) (2004). The Sensitivity of Arctic Climate Projections to Natural Variability.
Show author(s) (2004). Climate scenarios and uncertainties in high-northern latitudes.

Show author(s) (2003). Variability and trends in the Arctic Climate as Simulated with the Bergen Climate model.
Show author(s) (2003). The sensitivity of Arctic Climate Projections to the Initial state and fate of the thermohaline circulation.
Show author(s) (2003). Results from CMIP2 ensemble simulations with the Bergen Climate Model (BCM).
Show author(s) (2003). Regional uncertainties in climate projections due to sensitivity of the Atlantic Meridional Overturning Circulation (AMOC).
Show author(s) (2003). Decadal-scale predictability of the Atlantic-European climate and the role of the North Atlantic.
Show author(s) (2003). Bergen climate model: Some results from a 300 years control integration.
Show author(s) (2003). An overview of the large-scale modelling activity in Berge: with focus on the role of fresh water on the Atlantic Meridional Overtyrning Circulation (AMOC).
Show author(s) (2003). An overview of modeling activities at the Bjerknes Centre for Climate Research.

Show author(s) (2002). The Bergen Climate Model: Results from a CMIP2 integration - regional aspects.
Show author(s) (2002). The Bergen Climate Model: Results from a CMIP2 integration - regional aspects.
Show author(s) (2002). Simulated influence of increased greenhouse gas forcing on the North Atlantic Oscillation.
Show author(s) (2002). NAO/AO variability in the coupled Bergen Climate Model.
Show author(s) (2002). Highlights from the Bergen Climate model: Results from a 300-years control integration,and from a 80-years integration with 1% increase in CO2.

Show author(s) (2001). Variability in a 300 years integration with the Bergen Climate Model.
Show author(s) (2001). THE NAO/AO SIGNAL IN THE BERGEN CLIMATE MODEL: ARPEGE COUPLED TO MICOM.
Show author(s) (2001). An overview of the Bergen Climate Model.

Book review

Show author(s) (2010). Klima for selvbedrag og paradokser. Prosa - tidsskrift for skribenter. 28-31.

Current Projects

StormRisk (2020-2023): Extreme windstorms and related damage (PI).

KeyCLIM (2019-2023): Key Earth System processes to understand Arctic Climate Warming and Northern Latitude Hydrological Cycle Changes (WP Leader)

CHEX (2018-2022): Climate hazards and extremes (PI)

Previous projects last 10 years

ExPrecFlood (2015-2018): Climatic changes in short duration extreme precipitation and rapid onset flooding – Implications for design values (PI)

WaCyEx (2015-2018): Water Cycle Extremes across Scales (PI)

NorIndia (2012-2015): Climate Change and its Impacts on Selected Indian Hydrological Systems using Earth System and High-Resolution Modelling (WP Leader)

EarthClim (2011-2014): An Integrated Earth System Approach to Explore Natural Variability and Climate Sensitivity (WP Leader)

SnowHim (2009-2012): “The Influence of Snow and Ice Changes on Water Resources in Himalaya (PI)

EMAPS (2007-2012): Ethiopian Malaria Prediction System. Observations and modelling of the relationship between climatic variability and malaria in Ethiopia. (WP Leader)

Current Students

PhDs

Ashbin Jaison _{wind damage modelling, machine learning}
Yikui Zhang _{Seasonal forecasting, machine learning}
Jenny Sjåstad Hagen _{water cycle, machine learning}
Kjersti Konstali _{Mid latitude weather features, precipitation}

Masters

Inger Kristin Nesbø Gjøsæter (MSc. Meteorology) _{precipitation forecasting, machine learning}
Jostein Karlstrøm Aga (MSc. Meteorology) _{precipitation forecast verification}
Kamilla Wergeland (MSc. Renewable energy) _{forecasting hydropower production, machine learning}
Siren Charleen Krebs (MSc. Sustainability) _{sustainibility planning, impementation in companies}
Gunnar Midtbø England (MSc. Sustainability) _{offshore wind power, fish farms}
Ole August Grøtte Rathke (MSc. Sustainability) _{onshore wind power, agriculure}

Former students:

PhDs:

Ida Marie Solbrekke (2022) _{Offshore wind power, windp power siting, multicriteria analysis}
Dereje Tesfahun Mengistu (2019) _{Precipitation, hydrological modelling, climate change, land use}
Patrik Bohlinger (2018) _{Extreme Precipitation, climate change}
Silje Sørland (2015) _{Monsoon low-pressure systems, precipitation, climate change}
Diriba D. Korecha (2014) _{Precipitation, seasonal forecasting}
Torleif Markusen Lunde (2013, co-adviser) _{Malaria modelling}
Rooholla Azad (2012) _{Extratropical low pressures, forcing mechanisms}
Ellen Viste (2012) _{Precipitation, moisture pathways, lagrangian flow.}
Iselin Medhaug (2012, co-adviser) _{Multidecadal variability, coupled climate models}
Caidon Caidong (2008, co-adviser) _{Glacier modelling, role of atmospheric circulation variability}

Masters

Mathias Hellandsvik Stana (2022, MSc. Renewable energy) _{offshore wind power, wake effects}
Fredik von Schlanbusch (2022, MSc. Renewable energy) _{Offshore wind power, LCOE}
Adrian Hjellestad (2022, MSc. Renewable energy) _{Offshore wind power, hydrogen production}
Sindre Sandøy (2022, MSc. Renewable energy) _{Offshore wind power, hydrogen production}
Sunniva P. Jikiun (2022, MSc. Renewable energy) _{wind power, hydrogen, social acceptance}
Ingvild Thynes Villa (2021, MSc. Meteorology). _{Extreme precipitation, high res. modelling, forecasts}
Knut Heide Nedkvitne (2020, MSc. Renewable energy) _{hydropower modelling, climate change}
Anja Lindgaard Molnes (2018, MSc. Renewable energy) _{Cool roofs, urban heat island}
Elise Gloppen Hunnes (2018, MSc. Meteorology) _{Skier stability index, avalanche forecasting}
Jefim Vogel (2017, co-adviser, MSc. Meteorology) _{Heat waves, heat stress, climate change}
Torbjørn Kolve (2016, MSc. Renewable energy) _{Hydropower production forecasting}
Sindre Blomvågnes Lie (2016, MSc. Renewable energy) _{Hydropower production estimation}
Sigrid Johansen (2016, MSc. Meteorology) _{Precipitation, extreme value estimation}
Ingri S. Halland (2014, MSc. Meteorology) _{Extreme precipitation, climate change}
Ida Marie Solbrekke (2014, MSc. Meteorology) _{Extreme winds, topography, the storm Dagmar}
Mari Sandvik (2011,MSc. Meteorology) _{Extreme precipitation, modelling.}
Maaike van Langen (2011, MSc. Meteorology) _{Precipitation, topographic enhancement}
Erlend Moster Knudsen (2011, MSc. Meteorology) _{Glacier modelling, water availability}
Wangdui (2011, MSc. Meteorology) _{Reconstruction glacier mass balance, climate change}
Haavard Thorset (2010, MSc. Meteorology) _{Snow depth modelling, observations, climate change}
Mariann Aabrekk (2010, MSc. Meteorology) _{Precipitation, bias correction}
Marianne Andersen Solem (2009, MSc. Meteorology) _{Arctic ice thickness, atmospheric forcings.}
Reiar Kravik (2008, co-adviser, MSc. Meteorology) _{Avalanches, climate change}
Pubu Tundrop (2006, MSc. Meteorology) _{Modelling monsoon precipitation}
Wangla (2003, MSc. Meteorology) _{Temperature variability, atmospheric weather patterns}

Fields of competence

Climate Modelling

Extratropical cyclones

Extreme precipitation

Machine Learning

Water Cycle

Wind Energy

Research groups

Climate Dynamics

Meteorology