comparison of surface and satellite observations of clouds and solar radiation over europe
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Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe. Joel Norris GEWEX Cloud Assessment Meeting 6 July 2006. × = GEBA station ● = cloud station −= ISCCP grid box. SW Flux Estimated from Synoptic Reports. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/1.jpg)
Comparison of Surface and Satellite Observations of
Clouds and Solar RadiationOver Europe
Joel Norris
GEWEX Cloud Assessment Meeting
6 July 2006
![Page 2: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/2.jpg)
× = GEBA station● = cloud station− = ISCCP grid box
![Page 3: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/3.jpg)
SW Flux Estimated from Synoptic Reports
• Estimate radiation anomalies due to cloud cover anomalies to bridge between synoptic cloud reports and GEBA and ISCCP FD solar radiation data
SW Cloud Cover Radiative Forcing (CCRF) anomaly =(mean SW CRF / mean cloud cover) total cloud cover anomaly )
![Page 4: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/4.jpg)
SW Flux Estimated from Synoptic Reports
correlation = 0.87
![Page 5: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/5.jpg)
SW Flux Estimated from Synoptic Reports
correlation = 0.87
×1.8 to account for the positive correlation between cloud cover and cloud thickness anomalies
![Page 6: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/6.jpg)
![Page 7: Comparison of Surface and Satellite Observations of Clouds and Solar Radiation Over Europe](https://reader036.vdocument.in/reader036/viewer/2022070502/56814cf5550346895db9f919/html5/thumbnails/7.jpg)