Dr. Michael Sigmond
Current research and/or projects
Understanding and predicting climate variability and climate change using climate models.
- Seasonal climate predictions (Arctic sea ice, stratosphere and its impact on the surface)
- Atmospheric large-scale circulation changes, and implications for regional climate
- Impact of the ozone hole on the Southern Ocean and Antarctic sea ice
- Local and remote climate impacts of Arctic sea ice melt
- Stratospheric climate change
Professional activities / interests
Co-author, WMO 2018 Ozone Assessment, Chapter 4 (Stratospheric ozone changes and climate)
Co-author, SPARC Report on the Evaluation of Chemistry-Climate Models, 2010, Chapter 3 (Radiation)
Co-author, SPARC Report on the Evaluation of Chemistry-Climate Models, 2010, Chapter 4 (Dynamics)
Education and awards
PhD. University of Eindhoven (The Netherlands) 2003
M.S. University of Utrecht (The Netherlands) 1999
- Sigmond, M., J. C. Fyfe, O. A. Saenko, and N. C. Swart, 2020: Ongoing AMOC and related sea level and temperature changes after achieving the Paris targets. Nat. Clim. Chang., 10, 672-677.
- Sigmond, M., J.C. Fyfe & N.C. Swart, 2018: Ice-free Arctic projections under the Paris Agreement, Nature Clim. Change, 8, 404-408
- Sigmond, M., M. C. Reader, G. M. Flato, W. J. Merryfield & A. Tivy, 2016: Skillful seasonal forecasts of Arctic sea ice retreat and advance dates in a dynamical forecast system, Geophys. Res. Lett., 43, 12457–12465.
- McCusker, K. E., J. Fyfe, & Sigmond, M., 2016: Twenty-five winters of unexpected Eurasian cooling unlikely due to Arctic sea-ice loss, Nature Geosc., 9, 838-842.
- Sigmond, M. & J.C. Fyfe, 2016: Tropical Pacific impacts on cooling North American winters, Nature Clim. Change, 6, 970-974.
- Sigmond, M. & T.G. Shepherd, 2014: Compensation between resolved wave driving and parameterized orographic gravity-wave driving of the Brewer-Dobson circulation and its response to climate change, J. Clim., 27, 5601-5610.
- Sigmond, M. & J.C. Fyfe, 2014: The Antarctic sea ice response to the ozone hole in climate models, J. Clim, 27, 1336–42.
- Sigmond, M., J. C. Fyfe, G.M. Flato, V.V. Kharin & W.J. Merryfield, 2013: Seasonal forecast skill of Arctic sea ice area in a dynamical forecast system, Geophys. Res. Lett., 40, 529-534.
- Sigmond, M., J. F. Scinocca, V.V. Kharin, T.G. Shepherd, 2013: Enhanced seasonal forecast skill following stratospheric sudden warmings, Nature Geosci., 6, 98-102.
- Sigmond, M., M. C. Reader, J.C. Fyfe & N. Gillett, 2011: Drivers of past and future Southern Ocean change: stratospheric ozone versus greenhouse gas impacts, Geophys. Res. Lett., 38, L12601.
- Kang, S.M., L.M. Polvani, J.C. Fyfe & M. Sigmond, 2011: Impact of Polar Ozone Depletion on Subtropical Precipitation, Science, 332, 951-954.
- Sigmond, M. & J. C. Fyfe, 2010: Has the ozone hole contributed to increased Antarctic sea ice extent? Geophys. Res. Lett., 37, L18502.
- Sigmond, M., J. C. Fyfe & J. F. Scinocca, 2010: Does the ocean impact the atmospheric response to stratospheric ozone depletion? Geophys. Res. Lett., 37, L12706.
- Sigmond, M. & J. F. Scinocca, 2010: The influence of basic state on the Northern Hemisphere circulation response to climate change, J. Clim., 23, 1434-1446.
- Sigmond, M., J. F. Scinocca & P. J. Kushner, 2008: Impact of the stratosphere on tropospheric climate change, Geophys. Res. Lett., 35, L12706.
- Sigmond, M., P. J. Kushner & J. F. Scinocca, 2007: Discriminating robust and non-robust atmospheric circulation responses to global warming, J. Geophys. Res., 112, D20121.
- Sigmond, M., P. C. Siegmund, E. Manzini & H. Kelder, 2004: A simulation of the separate climate effects of middle atmospheric and tropospheric CO2 doubling. J. Climate, 17(12), 2352-2367.
- Sigmond, M., P. C. Siegmund & H. Kelder, 2003: Analysis of the coupling between the stratospheric meridional wind and the surface level zonal wind during 1979-93 Northern Hemisphere extratropical winters. Clim. Dyn., 21, 211-219.
- Sigmond, M., J. Meloen & P. C. Siegmund, 2000: Stratosphere-troposphere exchange in an extratropical cyclone, calculated with a Lagrangian method. Ann. Geophys., 18, 573-582.
Adjunct Professor, School of Earth and Ocean Sciences, University of Victoria
Canadian Meteorological and Oceanographic Society (Member)
American Geophysical Union (Member)
American Meteorological Society (Member)