Version 1.0, 30 November 2004 Slide: 1 APPLICATIONS OF METEOSAT SECOND GENERATION (MSG) SQUALL LINES Author:Jochen Kerkmann (EUMETSAT)

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Presentation transcript:

Version 1.0, 30 November 2004 Slide: 1 APPLICATIONS OF METEOSAT SECOND GENERATION (MSG) SQUALL LINES Author:Jochen Kerkmann (EUMETSAT) Contributors:D. Rosenfeld (HUJ)

Version 1.0, 30 November 2004 Slide: 2 Squall Line over Western Africa 14 July 2003

Version 1.0, 30 November 2004 Slide: 3 MSG-1, 14 July 2003, 10:00 UTC Squall Line over Western Africa causing violent rainfall and sandstorms RGB NIR1.6-VIS0.8-VIS0.6 RGB VIS0.6-IR3.9-IR10.8

Version 1.0, 30 November 2004 Slide: 4 MSG-1, 14 July 2003, 02:00 UTC, IR10.8 Warm Cold Click on the icon to see the animation (02: :45 UTC, AVI, 6155 KB) !

Version 1.0, 30 November 2004 Slide: 5 MSG-1, 14 July 2003, 02:00 UTC difference IR6.2 - IR 10.8 [K] difference IR7.3 - IR10.8 [K] Squall Line Global View

Version 1.0, 30 November 2004 Slide: 6 difference IR6.2 - IR 10.8 [K] difference IR7.3 - IR10.8 [K] MSG-1, 14 July 2003, 02:00 UTC Zoom on Western Africa Very high (overshooting) Tops

Version 1.0, 30 November 2004 Slide: 7 MSG-1 14 July :00 UTC Difference Image IR6.2 - IR 7.3 Highest Tops

Version 1.0, 30 November 2004 Slide: 8 difference IR8.7 - IR 10.8 [K] difference IR3.9 - IR10.8 [K] MSG-1, 14 July 2003, 02:00 UTC Sand Storm Squall Line Global View

Version 1.0, 30 November 2004 Slide: 9 difference IR8.7 - IR 10.8 [K] difference IR3.9 - IR10.8 [K] MSG-1, 14 July 2003, 02:00 UTC Zoom on Western Africa Sand Storm Thin Cirrus Noise in Channel 04 Thick Ice Clouds

Version 1.0, 30 November 2004 Slide: 10 MSG-1, 14 July 2003, 02:00 UTC, difference IR8.7 - IR10.8 [K] Click on the icon to see the animation (02: :30 UTC, AVI, 3305 KB) !

Version 1.0, 30 November 2004 Slide: 11 MSG-1 14 July :00 UTC RGB Composite R = WV6.2 - WV7.3 G = IR3.9 - IR10.8 B = NIR1.6 - VIS0.6 1=Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 12 MSG-1 14 July :00 UTC Channel 01 (VIS0.6) =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 13 MSG-1 14 July :00 UTC Channel 09 (IR10.8) =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 14 MSG-1 14 July :00 UTC Difference Image WV6.2 - WV =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 15 MSG-1 14 July :00 UTC Difference Image IR3.9 - IR =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 16 MSG-1 14 July :00 UTC Difference Image NIR1.6 - VIS =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 17 MSG-1 14 July :00 UTC Difference Image IR IR =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 18 MSG-1 14 July :00 UTC Difference Image IR8.7 - IR =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 19 MSG-1 14 July :00 UTC Difference Image IR8.7 - IR =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 20 MSG-1 14 July :00 UTC RGB Composite R = IR IR10.8 G = IR IR3.9 B = WV7.3 - WV =Very high, cold ice clouds with small ice particles (developing stage, intense precipitation) 2=very high, cold ice clouds with large ice particles (decaying stage) 3=Thin Cirrus 4=Altocumulus with thin borders 5= Sand storm

Version 1.0, 30 November 2004 Slide: 21 Squall Line over Central Africa 20 May 2003

Version 1.0, 30 November 2004 Slide: 22 MSG-1, 20 May 2003, 14:00 UTC, RGB VIS0.6 / IR3.9i / IR12.0i Effect of different enhancements Central African Republic Chad Dem. Republic of the Kongo Congo Sudan Squall Line Cameroon

Version 1.0, 30 November 2004 Slide: 23 MSG :30 UTC, Animation 1/5 0.8  m 3.9r  m 10.8  m

Version 1.0, 30 November 2004 Slide: 24 MSG :45, Animation 2/5 0.8  m 3.9r  m 10.8  m

Version 1.0, 30 November 2004 Slide: 25 MSG :00, Animation 3/5 0.8  m 3.9r  m 10.8  m

Version 1.0, 30 November 2004 Slide: 26 MSG :15, Animation 4/5 0.8  m 3.9r  m 10.8  m

Version 1.0, 30 November 2004 Slide: 27 MSG :30, Animation 5/5 0.8  m 3.9r  m 10.8  m

Version 1.0, 30 November 2004 Slide: 28 MSG-1 20 May :00 UTC RGB Composite R = VIS0.6 G = NIR1.6 B = IR3.9i Click on the icon to see the animation (12: :30 UTC, AVI, KB) !

Version 1.0, 30 November 2004 Slide: 29 SUMMARY

Version 1.0, 30 November 2004 Slide: 30 IR10.8 to get info on cloud top temperature/height WV6.2-IR10.8 and WV6.2-WV7.3 to identify highest tops HRVIS to see detailed structures NIR1.6 and IR3.9 (solar component) to get information on phase and particle size IR3.9 - IR10.8 to find areas with most intense development/precipitation RGBs to monitor cloud types and convective development: – RGB 01/03/09 (Day) or RGB 01/04/09 (Day) – RGB 05-06/04-09/03-01 (Day) – RGB 10-09/09-04/09 (Day & Night) – RGB 10-09/09-04/06-05 (Day & Night) Monitoring of Squall Lines