Sea Surface Temperature from satellite radiometers (3) Pierre Le Borgne Météo-France/DP/CMS, Lannion
Plan (1) Applications Diurnal warming (2) Ocean dynamics Other… Introduction Products SST retrieval methods Validation Saharan Dust Applications Diurnal warming Ocean dynamics Other… Conclusion (1) (2) (3) 14 December 2012 UBO Master course
Geostationary Polar orbiters Diurnal Warming Geostationary Polar orbiters
Buoy: 61854; lat 38.27; lon 6.30 Péré et al, Sept. 2011 14 December 2012 UBO Master course
62100 lat 42.10 lon 4.7 Péré et al, Sept. 2011 14 December 2012 UBO Master course
SEVIRI and drifting buoy DW (all amplitudes > 0.5K) Summer 2011 All daily cycles with SEVIRI or drifting buoy Daily DWmax> 0.5K 2011/08/03 Drifter: 61787 3 Hours 14 December 2012 UBO Master course
DW mysteries LeBorgne et al, 2012 14 December 2012 UBO Master course
Bellenger et al, Nov. 2011 14 December 2012 UBO Master course
Zone definition Med. N. Atl B C D A E F G H I N Subtrop. N. Indian Intertrop. Mozambique S. Subtrop. S. Indian S. Atl. 14 December 2012 UBO Master course
DW amplitudes per zone (Atl.) Med. N. Atl N. Subtrop. Atl. N/S symmetry Anomaly? Intertrop. Atl. S. Subtrop. Atl. S. Atl. 14 December 2012 UBO Master course
DW amplitudes per zone (Indian) Intertropical anomaly? N. Indian Not in the Moz. area Moz. Similar to subtropical Atlantic S. Indian 14 December 2012 UBO Master course
DW modelisation D. Ciani, 2012 14 December 2012 UBO Master course
DW modelisation 14 December 2012 UBO Master course
Polar orbiter DW VALIDATION?? 14 December 2012 UBO Master course
Structure analysis METOP AVHRR SST + ASCAT WIND 20080702-1210 14 December 2012 UBO Master course
ARCTIC: JULY 2008 Siberia Kara Beaufort South Barents Baltic Hudson Baffin South Barents Baltic Kara Monthly cumulated DW 14 December 2012 UBO Master course
ANTARCTIC: JANUARY 2010 Biscoe Atlantic Mc Kenzie Indian Pacific Ross Monthly cumulated DW 14 December 2012 UBO Master course
Typical cycle in the Mediterranean Sea (August 2010) En cours: morning time lag? DW Geographical distribution Metop LST 14 December 2012 UBO Master course
Diurnal warming: references Filipiak, M.J., C. J. Merchant, H. Kettle and P. Le Borgne (2010). A statistical model for sea surface diurnal warming driven by numerical weather prediction fluxes and winds Ocean Sci. Discuss., 7, 1497–1532, 2010 www.ocean-sci-discuss.net/7/1497/2010/doi:10.5194/osd-7-1497-2010 Gentemann, C. L., P. J. Minnett, P. Le Borgne, and C. J. Merchant (2008), Multi-satellite measurements of large diurnal warming events, Geophys. Res. Lett., 35, L22602, doi:10.1029/2008GL035730. Merchant, C. J., M. J. Filipiak, P. Le Borgne, H. Roquet, E. Autret, J.-F. Piolle, and S. Lavender (2008), Diurnal warm-layer events in the western Mediterranean and European shelf seas, Geophys. Res. Lett., 35, L04601, doi:10.1029/2007GL033071. Pierre Le Borgne, Gérard Legendre, Sonia Péré (2012), Comparison of MSG/SEVIRI and drifting buoy derived diurnal warming estimates, Remote Sensing of Environment, Volume 124, September 2012, Pages 622-626 Steinar Eastwood, Pierre Le Borgne, Sonia Péré, David Poulter, Diurnal variability in sea surface temperature in the Arctic Remote Sensing of Environment, 115, 10, 2594-2602 14 December 2012 UBO Master course