Thomas Spenglers bilde
Geophysical Institute
Allegaten 70
5020 Bergen
Postboks 7803
+47 55 58 98 46
Last ned visittkort
  • Rossby Waves
  • Polar Lows
  • Tropical-Extratropical Interactions
  • Teleconnections
  • Baroclinic Instability
  • Heat Lows
  • Alpine Valley Winds
  • Flow over and around Topography


Introduction to Methods in Weather Forecasting (GEOF321)

Dynamics of the Atmosphere (GEOF326)

Mesoscale Dynamics (GEOF328)

Seminar in Atmospheric Sciences (GEOF351)


Supervision of PhD students:

Stefan Keiderling Jet Dynamics, Evolution, and Forcing 2013-2017

Clemens Spensberger Linear and non-linear impacts of topography on the large scale circulation 2011-2015

Annick Terpstra Polar Low Dynamics 2011-2014

Qi Kong Interactions of Cyclones with steep Topography 2011-2013

Mathew Reeve Monsoon in Bangladesh 2010-2015

Supervision of Master students:

Lars Andreas Selberg, Dynamics and Predictability of extreme winter storm Nina, 2015-2016

Kristine Flacké Haualand, Air-sea fluxes and their influence on baroclinic evolution, 2015-2016

Ståle Dahl-Eriksen, Influence of SST gradients on cyclones and storm tracks, 2015-2016

Magnus Haukeland, Polar Low Climatology and impact on Norway, 2015-2016

Musa Ssemujju, Early Season Rainfall in North-East Bangladesh, 2015-2016

Ragnhild Nordhagen, Cold Pool Forecasting at MET Norway, 2013-2014

Linda Green, Polar Lows and Surface Fluxes, 2013-2014

Bas Creeze, Polar low detection and tracking, 2013

Trond Thorsteinsson, Introducing a slab ocean into Bedymo, 2013

Angus Munro, Shear and Rossby Wave breaking, 2012-2013

Espen Karlsen, Extreme precipitation in Norway, 2012-2013

Stefan Keiderling, Ice edge front jets, 2012-2013

Cecilie Villanger, Extreme wind events in Norway, 2012-2013

Elin Tronvoll, Interplay of cyclones with Greenland, 2011-2012

  • Egger, Joseph; Hoinka, Klaus-Peter; Spengler, Thomas. 2015. Aspects of potential vorticity fluxes: Climatology and impermeability. Journal of Atmospheric Sciences. 72: 3257-3267. doi: 10.1175/JAS-D-14-0196.1
  • Reeder, Michael J; Spengler, Thomas; Musgrave, Ruth. 2015. Rossby waves, extreme fronts, and wildfires in southeastern Australia. Geophysical Research Letters. 42: 2015-2023. doi: 10.1002/2015GL063125
  • Reeve, Mathew Alexander; Syed, Mohammed Abu; Spengler, Thomas; Spinney, Jennifer A.; Hossain, Rumana. 2015. Complementing scientific monsoon definitions with social perception in Bangladesh. Bulletin of The American Meteorological Society - (BAMS). 96: 49-57. doi: 10.1175/BAMS-D-13-00144.1
  • Spengler, Thomas. 2015. Iskantens ekstreme klima. Bergens Tidende. 12-13. Publisert 2015-03-29.
  • Terpstra, Annick; Spengler, Thomas. 2015. An initialization method for idealized channel simulations. Monthly Weather Review. 143: 2043-2051. doi: 10.1175/MWR-D-14-00248.1
  • Terpstra, Annick; Spengler, Thomas; Moore, Richard. 2015. Idealised simulations of polar low development in an Arctic moist-baroclinic environment. Quarterly Journal of the Royal Meteorological Society. 141: 1987-1996. doi: 10.1002/qj.2507
  • Reeve, Mathew Alexander; Spengler, Thomas; Chu, Pao-Shin. 2014. Testing a flexible method to reduce false monsoon onsets. PLoS ONE. 9. doi: 10.1371/journal.pone.0104386
  • Spensberger, Clemens; Spengler, Thomas. 2014. A new look at deformation as a diagnostic for large-scale flow. Journal of Atmospheric Sciences. 71: 4221-4234. doi: 10.1175/JAS-D-14-0108.1
  • Potter, Sam; Spengler, Thomas; Held, Isaac M. 2013. Reflection of Barotropic Rossby Waves in Sheared Flow and Validity of the WKB Approximation. Journal of Atmospheric Sciences. 70: 2170-2178. doi: 10.1175/JAS-D-12-0315.1
  • Reeve, Mathew Alexander; Spengler, Thomas; Lunde, Torleif Markussen; Syed, Mohammed Abu. 2012. Hva er egentlig monsunen? Klima. 3.
  • Reuder, Joachim; Ablinger, Markus; Ágústsson, Hálfdán; Brisset, Pascal; Brynjólfsson, Sveinn; Garhammer, Markus; Jóhannesson, Tómas; Jonassen, Marius Opsanger; Kühnel, Rafael; Lämmlein, Stephan; De, Lange Tor; Lindenberg, Christian; Malardel, Sylvia; Mayer, Stephanie; Müller, Martin; Ólafsson, Haraldur; Rögnvaldsson, Ólafur; Schäper, Wolfgang; Spengler, Thomas; Zängl, Günther; Egger, Joseph. 2012. FLOHOF 2007: an overview of the mesoscale meteorological field campaign at Hofsjokull, Central Iceland. Meteorology and atmospheric physics (Print). 116: 1-13. doi: 10.1007/s00703-010-0118-4
  • Spengler, Thomas; Egger, Joseph. 2012. Potential vorticity attribution and causality. Journal of Atmospheric Sciences. 69: 2600-2607. doi: 10.1175/JAS-D-11-0313.1
  • Kristjansson, Jon Egill; Barstad, Idar; Aspelien, Trygve; Føre, Ivan; Godøy, Øystein Arne; Hov, Øystein; Irvine, Emma; Iversen, Trond; Kolstad, Erik Wilhelm; Nordeng, Thor Erik; Mc Innes, Harold; Randriamampianina, Roger; Reuder, Joachim; Sætra, Øyvind; Shapiro, Melvyn A.; Spengler, Thomas; Ólafsson, Haraldur. 2011. The Norwegian IPY-THORPEX. Polar Lows and Arctic Fronts during the 2008 Andøya Campaign. Bulletin of The American Meteorological Society - (BAMS). 92: 1443-1466. doi: 10.1175/2011BAMS2901.1
  • Smith, Roger K; Spengler, Thomas. 2011. Dynamics of Heat Lows over elevated terrain. Quarterly Journal of the Royal Meteorological Society. 137: 250-263. doi: 10.1002/qj.737
  • Spengler, Thomas; Egger, Joseph; Garner, Stephen T. 2011. How does rain affect surface pressure in a one-dimensional framework? Journal of Atmospheric Sciences. 68: 347-360. doi: 10.1175/2010JAS3582.1
  • Moore, Richard W; Martius, Olivia; Spengler, Thomas. 2010. The Modulation of the Subtropical and Extratropical Atmosphere in the Pacific Basin in Response to the Madden Julian Oscillation. Monthly Weather Review. 138: 2761-2779. doi: 10.1175/2010MWR3194.1
  • Spengler, Thomas; Ablinger, Markus; Schween, Jan H.; Zängl, Günther; Egger, Joseph. 2009. Thermally driven Flows at an asymmetric valley exit: Observations and Model Studies at the Lech Valley exit. Monthly Weather Review. 137: 3437-3455. doi: 10.1175/2009MWR2779.1
  • Spengler, Thomas; Egger, Joseph. 2009. Comments on "Dry-Season Precipitation in Tropical West Africa and Its Relation to Forcing from the Extratropics". Monthly Weather Review. 137: 3149-3150. doi: 10.1175/2009MWR2942.1
  • Våge, Kjetil; Spengler, Thomas; Davies, Huw C; Pickart, R.S. 2009. Multi-event analysis of the westerly Greenland tip jet based upon 45 winters in ERA-40. Quarterly Journal of the Royal Meteorological Society. 135: 1999-2011. doi: 10.1002/qj.488
  • Spengler, Thomas; Smith, Roger K. 2008. The dynamics of heat lows over flat terrain. Quarterly Journal of the Royal Meteorological Society. 134: 2157-2172. doi: 10.1002/qj.342
  • Spengler, Thomas; Reeder, Michael J; Smith, Roger K. 2005. The Dynamics of Heat Lows in Simple Background Flows. Quarterly Journal of the Royal Meteorological Society. 131: 3147-3166. doi: 10.1256/qj.04.177
  • Jackson, Gordon E; Smith, Roger K; Spengler, Thomas. 2002. The Prediction of low-level convergence lines over northeastern Australia. Australian meteorological magazine. 51: 13-23.

Se fullstendig oversikt over publikasjoner i CRIStin.


Papritz, L., and T. Spengler, 2015: Climatological analysis of the slope of isentropic surfaces and its tendencies over the North Atlantic. Quart. J. Roy. Meteor. Soc., in press

Yanase, W., H. Niino, S. Watanabe, K.I. Hodges, M. Zahn, T. Spengler, I.A. Gurvich, 2015: Climatology of polar lows over the Sea of Japan using the JRA-55 reanalysis. J. Clim., submitted

Egger, J., K.-P. Hoinka, and T. Spengler, 2015: Aspects of Potential Vorticity Density: Vertical Coordinates and Inversion. J. Atmos. Sci., submitted

Stiller-Reeve, M., Stephenson, D. B., and T. Spengler, 2015: New perspectives on reconciling beliefs about recurrent events with multiple sources of scientific evidence. Weather, Climate and Society, submitted

Terpstra, A., Michel, C., and T. Spengler, 2015: Forward and reverse shear environments during polar low genesis over the North East Atlantic. Mon. Weather Rev., submitted


Atmospheric scientist with focus on dynamic meteorology in the realm of theory and modeling. Main focus on synoptic to mesoscale phenomena in the atmosphere as well as wave-mean flow and tropical-extratropical interaction.

Employment history

2010–2014 Geophysical Institute, University of Bergen, Bergen, Norway: Professor for Dynamic Meteorology

2010–2014 Geophysical Institute, University of Bergen, Bergen, Norway: Associate Professor for Dynamic Meteorology

2009–2011 Atmospheric and Oceanic Sciences Program, NOAA Geophysical Fluid Dynamics Laboratory, Princeton University, New Jersey, USA: Postdoctoral Research Associate

Feb 2009 Monash Weather and Climate, Monash University, Melbourne, Australia: Visiting Scientist

2008-2009 Institute for Atmospheric and Climate Science, ETH Zurich, Switzerland Postdoctoral: Research Assistant

2005–2008 Institute for Atmospheric and Climate Science, ETH Zurich, Switzerland: Doctoral Research Assistant

2004-2005 Meteorological Institute Munich, University of Munich, Germany: Research assistant

Professional Organisations

2011–today International Commission on Dynamic Meteorology (ICDM) of the International Association for Meteorology and Atmospheric Sciences (IAMAS)

2013–today Atmospheric Working Group (AWG) of the International Arctic Science Committee (IASC), since 2015 Chair of the AWG

Awards and Nominations

2013 Best Lecturer at the Faculty for Mathematics and Natural Sciences at the University of Bergen

2013 Nominee for the IAMAS Early Career Science Medal


High Impact Weather in the Arctic (HIMWARC)

Jet and Eddy Dynamics – Interaction, FORCing and Evolution (JEDIFORCE)

Atmospheric jet variability: linking STRucture, Evolution and
Mechanisms (jetSTREAM)

Transforming Climate Knowledge with and for Society (TRACKS)