1. METEOSAT SECOND GENERATION (MSG)
APPLICATIONS OF
METEOSAT SECOND GENERATION (MSG)
DAY-TIME CONVECTION
AFRICAN EXAMPLES
Author: Jochen Kerkmann (EUMETSAT)
Contributors: D. Rosenfeld (HUJ)

2. Note:
in this Powerpoint presentation (in most cases) the SEVIRI images are not inverted, i.e. displayed as solar channels.
If a channel is inverted, this is denoted by the small letter "i".

3. Convection Kenya/Uganda
24 April 2003

4. Low-level Clouds
Convection
Somalia
Thin Cirrus
Uganda
MSG-1
24 April 2003
12:00 UTC
RGB Composite
R = NIR1.6
G = VIS0.8
B = VIS0.6
Kenya
Tanzania

5. Click on the image to see the animation !
MSG-1
24 April 2003
08: :00 UTC
RGB Composite
R = NIR1.6
G = VIS0.8
B = VIS0.6

6. Click on the image to see the animation !
MSG-1
24 April 2003
08: :00 UTC
Channel 03
(NIR1.6)

7. Convection Northern Cameroon
20 May 2003

8. Chad
Severe Convection
Sudan
Central
African
Republic
Squall Line
MSG-1
20 May 2003
14:00 UTC
RGB Composite
R = NIR1.6
G = VIS0.8
B = VIS0.6
Cameroon
Dem. Republic
of the Kongo

9. Click on the image to see the animation !
MSG-1
20 May 2003
12:00-14:30 UTC
Channel 09
(IR10.8)

10. Click on the image to see the animation !
MSG-1
20 May 2003
12:00-14:30 UTC
Channel 01
(VIS0.6)

11. Click on the image to see the animation !
MSG-1
20 May 2003
12:00-14:30 UTC
Channel 06
(WV7.3)

12. Click on the image to see the animation !
MSG-1
20 May 2003
12:00-14:30 UTC
Channel 04
(IR3.9)

13. Click on the image to see the animation !
High reflectance / Warm
(ground or low water clouds)
High reflectance /Cold
(high clouds, small ice part.)
Low reflectance / Cold
(high clouds, large ice part.)
MSG-1
20 May 2003
12:00-14:30 UTC
Channel 04 - Zoom 6
(IR3.9)

14. Click on the image to see the animation !
MSG-1
20 May 2003
12:00-14:30 UTC
RGB Composite - Zoom 6
R = VIS0.6
G = IR3.9
B = IR10.8

15. New Convective Developments
Top Temp. -78°C
Small Ice Particles
12:30 UTC :45 UTC :00 UTC
Top Temp. -83°C
Large Ice Particles
13:15 UTC :30 UTC :45 UTC
20 May 2003, RGB VIS0.6-IR3.9-IR12.0

16. 20 May 2003, RGB VIS0.6-IR3.9i-IR12.0i 12:30 UTC 12:45 UTC 13:00 UTC

17. Convection Central Africa
7 September 2003

18. Thin Cirrus
Low-level Clouds
MSG-1
7 September 2003
12:45 UTC
RGB Composite
R = NIR1.6
G = VIS0.8
B = VIS0.6
Tanzania
Dem. Republic
of the Kongo
Severe Convection
Angola

19. MSG-1
7 September 2003
11:45 UTC
Channel 09i
(IR10.8)

20. 1 2 4 5 3 1. Large warm ice 2. Large cold ice 3. Small cold ice
4. Small cold water
5. Large warm water 4 5 3
MSG-1
7 September 2003
11:45 UTC
RGB Composite
VIS0.8 - IR3.9 - IR10.8

21. MSG-1
7 September 2003
12:00 UTC
RGB Composite
VIS0.8 - IR3.9 - IR10.8

22. MSG-1
7 September 2003
12:15 UTC
RGB Composite
VIS0.8 - IR3.9 - IR10.8

23. Convection Niger
8 September 2003

24. Severe Convection
MSG-1
8 September 2003
15:00 UTC
Channel 09i
(IR10.8)

25. Low-Level Clouds
Overshooting Top
MSG-1
8 September 2003
15:00 UTC
RGB Composite
R = HRV
G = HRV
B = IR10.8i
Thin Cirrus
Cirrus Outflow

26. Click on the image to see the animation !
MSG-1
8 September 2003
12: :00 UTC
Channel 09i
(IR10.8)

27. Click on the image to see the animation !
High reflectance
(desert, water clouds)
Lower reflectance
(ice clouds)
MSG-1
8 September 2003
12: :00 UTC
Channel 03
(NIR1.6)

28. Click on the image to see the animation !
MSG-1
8 September 2003
12: :00 UTC
RGB Composite
R = VIS0.6
G = NIR1.6
B = IR10.8

29. Convection West Africa
23 September 2003

30. MSG-1, 23 September 2003, 11:30 UTC, Channel IR3.9i
Convective Outflow Boundary
Convection along low-level Convergence Line
MSG-1, 23 September 2003, 11:30 UTC, Channel IR3.9i

31. Click on the image to see the animation !
MSG-1
23 September 2003
09:45-11:30 UTC
Channel 04i
(IR3.9)