AWIPS images of the MODIS visible channel, 2.1 µm near-IR “snow/ice channel”, Land Surface Temperature (LST) product, and Normalized Difference Vegetation Index (NDVI) product (above) showed an area of snow cover over parts of upstate New York, Vermont, New Hampshire, and Maine in the northeastern US, as well as Quebec... Read More

AWIPS images of the GOES-11 + GOES-12 water vapor channels (above) showed the large size of a major snowstorm that impacted much of the western US during the 10 October – 12 October 2008... Read More

A NOAA-16 AVHRR 11.0 µm IR image (above) showed cold brightness temperatures of -10º to -20º C (violet colors) across much of northwestern Alaska on 30 September 2008. The coldest IR brightness temperatures of around -27º C or -17º F (darker blue colors) corresponded to the higher elevations of the... Read More

What do you do on the last day of meteorological summer if you’re in southeastern Nunavut or far northern Manitoba in Canada? You watch fresh snow cover melt! AWIPS images of the MODIS visible channel,  snow/ice channel, and Land Surface Temperature product on Read More