Transcript MSG HRV channel

METEOSAT SECOND
GENERATION
(MSG)
METEOROLOGICAL USE OF
THE SEVIRI HIGH-RESOLUTION
VISIBLE (HRV) CHANNEL
Contact:
Jochen Kerkmann
[email protected]
Contributors: HansPeter Roesli (MeteoSwiss)
Version 0.3, 20 January 2004
Slide: 1
METEOROLOGICAL USE
OF SEVIRI CHANNELS
High-Resolution Visible (HRV) Channel
 Monitoring of small-scale features
 High-resolution wind vectors
Broadband visible channel, as the current
Meteosat VIS channel, but with an improved
sampling interval of 1 km
Version 0.3, 20 January 2004
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Channel 12
HRV
Solar energy spectrum
Version 0.3, 20 January 2004
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PART 1:
COMPARISON
MFG VIS <=> MSG HRV
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Meteosat IR Channel ~ 5 km
Meteosat VIS Channel ~ 2.5 km
IMPROVED SPATIAL
SAMPLING WITH THE
HRV CHANNEL
(Example: 4 December 2002,
12:30 UTC)
MSG HRV channel ~ 1 km
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IMPROVED SPATIAL SAMPLING WITH THE HRV CHANNEL
(Example: 26 September 2003, 10:00 UTC)
Meteosat-7 VIS Channel 2.5 km
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MSG-1 HRV Channel 1 km
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IMPROVED SPATIAL SAMPLING WITH THE HRV CHANNEL
(Example: 11 November 2003, 11:00 UTC)
Meteosat-6 VIS Channel 2.5 km
Version 0.3, 20 January 2004
MSG-1 HRV Channel 1 km
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IMPROVED SPATIAL SAMPLING WITH THE HRV CHANNEL
(Example: 8 December 2003, 11:45 UTC)
Meteosat-7 VIS Channel 2.5 km
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MSG-1 HRV Channel 1 km
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PART 2:
COMPARISON
MSG HRV <=> NOAA AVHRR
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Shallow Fog in the Po Valley
- MSG-1 HRV vs NOAA-16 AVHRR CH2 -
MSG-1 HRV Channel, 13:00 UTC
AVHRR Channel 2, 13:02 UTC
19 November 2003
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PART 3:
COMPARISON
VIS0.6/VIS0.8 <=> HRV
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High-res. Visible
Visible 0.6 m
Cb clouds over Nigeria as seen in the high-res. visible channel
MSG-1, 24 April 2003, 08:00 UTC
Version 0.3, 20 January 2004
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High-res. Visible
Visible 0.6 m
Cirrus clouds over the Algerian desert as seen in the high-res. visible channel
MSG-1, 9 May 2003, 14:00 UTC
Version 0.3, 20 January 2004
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High-res. Visible
Visible 0.8 m
Von Karman Vortex Streets as seen in the high-res. visible channel
MSG-1, 6 June 2003, 09:00 UTC
Version 0.3, 20 January 2004
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PART 4:
EXAMPLES OF
CLOUD-FREE SITUATIONS
OVER EUROPE
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MSG-1, 4 Aug 2003, 12:00 UTC, Channels 12 (HRV)
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MSG-1, 7 Aug 2003, 12:00 UTC, Channels 12 (HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1, 7 Sep 2003, 12:45 UTC, Channels 12 (HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1, 5 Nov 2003, 08:45 UTC, Channels 12 (HRV)
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MSG-1, 5 Nov 2003, 08:45 UTC, Channels 12 (HRV)
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MSG-1, 24 Feb 2003, 11:00 UTC, Channels 12 (HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
14 July 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1, 16 July 2003, 09:00 UTC, Channels 12 (HRV)
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PART 5:
EXAMPLES OF
CLOUD-FREE SITUATIONS
OVER AFRICA
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MSG-1
9 May 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
9 May 2003
12:00 UTC
Channels 12
(HRV)
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MSG-1
9 May 2003
12:00 UTC
Channels 12
(HRV)
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MSG-1
9 May 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
5 June 2003
10:00 UTC
Channels 12
(HRV)
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MSG-1
9 May 2003
10:00 UTC
Channels 12
(HRV)
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PART 6:
MSG HRV
MONITORING OF
FINE-SCALE STRUCTURES
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Slide: 37
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Cirrus Outflow
Overshooting
Top
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Ghana
MSG-1
23 April 2003
17:00 UTC
Channel 12
(HRV)
Slide: 38
The Channel
Cloud Streets
Version 0.3, 20 January 2004
Monitoring of
Fine-Scale
Structures with the
HRV Channel
MSG-1
8 June 2003
13:00 UTC
Channel 12
(HRV)
Slide: 39
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Orographic
Convection
Spain
Orographic
Convection
Version 0.3, 20 January 2004
MSG-1
8 June 2003
15:00 UTC
Channel 12
(HRV)
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Monitoring of
Fine-Scale
Structures with the
HRV Channel
Spain
Spanish Plume
Version 0.3, 20 January 2004
MSG-1
5 August 2003
16:30 UTC
Channel 12
(HRV)
Slide: 41
Single Cb
Shadow
Mesoscale
Convective
System
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Lac Leman
MSG-1
7 August 2003
16:30 UTC
Channel 12
(HRV)
Version 0.3, 20 January 2004
Slide: 42
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Cloud
Streets
Coastal
Convergence
Version 0.3, 20 January 2004
MSG-1
13 June 2003
12:00 UTC
Channel 12
(HRV)
Slide: 43
Open Bénard Cells
in the South Atlantic Ocean
Monitoring of
Fine-Scale
Structures with the
HRV Channel
MSG-1
7 August 2003
16:30 UTC
Channel 12
(HRV)
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Low-Level Clouds
Overshooting Top
Cirrus Outflow
Version 0.3, 20 January 2004
Niger
Thin
Cirrus
Monitoring of
Fine-Scale
Structures with the
HRV Channel
MSG-1
8 September 2003
15:00 UTC
RGB Composite
R = HRV
G = HRV
B = IR10.8i
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Monitoring of
Fine-Scale
Structures with the
HRV Channel
Thin Cirrus Clouds
Low-Level Clouds
Thick Cb Cloud
Version 0.3, 20 January 2004
MSG-1
3 June 2003
12:00 UTC
RGB Composite
R = HRV
G = HRV
B = IR3.9i
Slide: 46
Thick Cb Cloud
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Thin Cirrus Anvil
MSG-1
5 June 2003
14:45 UTC
RGB Composite
R = HRV
G = HRV
B = IR10.8i
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Slide: 47
River Valley
Fog
Monitoring of
Fine-Scale
Structures with the
HRV Channel
MSG-1
5 November 2003
08:45 UTC
Channel 12
(HRV)
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Monitoring of
Fine-Scale Structures with the HRV Channel
Po Valley Fog
Version 0.3, 20 January 2004
MSG-1
20 Nov 2003
11:30 UTC
Channel 12
(HRV)
Slide: 49
Snow
Monitoring of
Fine-Scale
Structures with the
HRV Channel
MSG-1
24 February 2003
12:45 UTC
Channel 12
(HRV)
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Monitoring of
Fine-Scale
Structures with the
HRV Channel
Smoke from
Forest Fires
Portugal
Burned Area
Version 0.3, 20 January 2004
MSG-1
3 August 2003
12:00 UTC
Channel 12
(HRV)
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Monitoring of
Fine-Scale
Structures with the
HRV Channel
Germany
Contrails
Italy
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MSG-1
26 September 2003
08:00 UTC
RGB Composite
R = HRV
G = HRV
B = IR12.0-IR10.8
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Sardinia
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Algeria
Jet Stream
Cirrus
Version 0.3, 20 January 2004
MSG-1
9 May 2003
14:00 UTC
Channel 12
(HRV)
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Red
Sea
Monitoring of
Fine-Scale
Structures with the
HRV Channel
Dust Storm
MSG-1
25 June 2003
10:00 UTC
Channel 12
(HRV)
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Monitoring of
Fine-Scale
Structures with the
HRV Channel
Italy
Desert Dust
Version 0.3, 20 January 2004
MSG-1
16 July 2003
15:00 UTC
Channels 12
(HRV)
Slide: 55
Madeira
Von Karman
Vortex Streets
Canary Islands
Version 0.3, 20 January 2004
Monitoring of
Fine-Scale
Structures with the
HRV Channel
MSG-1
6 August 2003
09:00 UTC
Channel 12
(HRV)
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PART 7:
MSG HRV
LOOPS
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Slide: 57
MSG-1 HRV Image Loop, 24 April 2003, Ivory Coast
Version 0.3, 20 January 2004
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Cb clouds over Nigeria
as seen in the high-res.
visible channel
MSG-1
24 April 2003
08:00-09:30 UTC
Channel 12
(HRV)
Version 0.3, 20 January 2004
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MSG-1
9 May 2003
10:00-14:45 UTC
Channel 12
(HRV)
Cirrus clouds over Algeria as seen in the high-res. visible channel
Version 0.3, 20 January 2004
Slide: 60
Severe Thunderstorms
with tornado over The
Netherlands
MSG-1
8 June 2003
09:00-11:00 UTC
RGB Composite
R = HRV
G = HRV
B = IR10.8
Version 0.3, 20 January 2004
Slide: 61
Von Karman Vortex Streets and Lee Convergence
over the Canary Islands
MSG-1, 24 September 2003, 09:00 - 10:45 UTC, Channel 12 (HRV)
Version 0.3, 20 January 2004
Slide: 62