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Sea Surface Temperature from satellite radiometers (3) Pierre Le Borgne Météo-France/DP/CMS, Lannion.

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Presentation on theme: "Sea Surface Temperature from satellite radiometers (3) Pierre Le Borgne Météo-France/DP/CMS, Lannion."— Presentation transcript:

1 Sea Surface Temperature from satellite radiometers (3) Pierre Le Borgne Météo-France/DP/CMS, Lannion

2 14 December 2012UBO Master course Plan Introduction Products SST retrieval methods Validation Saharan Dust Applications –Diurnal warming –Ocean dynamics –Other… Conclusion (1) (2) (3)

3 Diurnal Warming -Geostationary -Polar orbiters

4 14 December 2012UBO Master course Buoy: 61854; lat 38.27; lon 6.30 Péré et al, Sept. 2011

5 14 December 2012UBO Master course lat lon 4.7 Péré et al, Sept. 2011

6 14 December 2012UBO Master course 2011/08/03 Drifter: SEVIRI and drifting buoy DW (all amplitudes > 0.5K) Summer 2011 All daily cycles with SEVIRI or drifting buoy Daily DWmax> 0.5K 3 Hours

7 14 December 2012UBO Master course DW mysteries LeBorgne et al, 2012

8 14 December 2012UBO Master course Bellenger et al, Nov. 2011

9 14 December 2012UBO Master course Zone definition B C D A E F G H I N. Atl N Subtrop. Intertrop. S. Subtrop. S. Atl. N. Indian Mozambique S. Indian Med.

10 14 December 2012UBO Master course DW amplitudes per zone (Atl.) Med. N. Atl N. Subtrop. Atl. Intertrop. Atl. S. Subtrop. Atl. S. Atl. N/S symmetry Anomaly?

11 14 December 2012UBO Master course DW amplitudes per zone (Indian) S. Indian N. Indian Moz. Intertropical anomaly? Not in the Moz. area Similar to subtropical Atlantic

12 14 December 2012UBO Master course DW modelisation D. Ciani, 2012

13 14 December 2012UBO Master course DW modelisation

14 14 December 2012UBO Master course Polar orbiter DW VALIDATION??

15 14 December 2012UBO Master course METOP AVHRR SST + ASCAT WIND Structure analysis

16 14 December 2012UBO Master course ARCTIC: JULY 2008 Siberia Beaufort Hudson Baffin South Barents Baltic Kara Monthly cumulated DW

17 14 December 2012UBO Master course ANTARCTIC: JANUARY 2010 Biscoe Ross Mc Kenzie Indian Atlantic Pacific Monthly cumulated DW

18 14 December 2012UBO Master course Typical cycle in the Mediterranean Sea (August 2010) Metop LST En cours: - morning time lag? - DW Geographical distribution

19 14 December 2012UBO 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, www.ocean-sci-discuss.net/7/1497/2010/doi: /osd 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: /2008GL 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: /2007GL 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 Steinar Eastwood, Pierre Le Borgne, Sonia Péré, David Poulter, Diurnal variability in sea surface temperature in the Arctic Remote Sensing of Environment, 115, 10,


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