Clearing skies in the wake of a cold frontal passage on 08 October 2007 allowed AWIPS 4-panel images of the MODIS visible, snow/ice, 3.7µm, and 11.0µm IR window channels (above) to reveal extensive swaths of slightly darker (and slightly cooler) wet ground which were oriented southwest-to-northeast across parts of Texas,... Read More

Yes, we have been posting a lot of fog/stratus product images lately, but this comparison of AWIPS images of the 4-km resolution GOES-12 and the 1-km resolution MODIS fog/stratus product from around 07:15 UTC (3:15am local time) on 21 September 2007 was deemed to be highly Blog_Worthyâ„¢. Widespread fog (yellow to orange... Read More

As pointed out by the NWS forecast office at Milwaukee/Sullivan WI, a narrow ribbon of cooler water temperatures was seen along parts of the western nearshore waters of Lake Michigan on 19 September 2007. Strong westerly winds in the wake of a cold frontal passage aided in the upwelling of cooler water from below the lake surface,... Read More

AWIPS images of the MODIS fog/stratus product (above) and the corresponding GOES-12 fog/stratus product (below) revealed areas of fog that were forming in the valleys of Pennsylvania and New York around 08 UTC (4am local time) on 17 September 2007. The 1-km resolution MODIS imagery offered a more detailed view of the... Read More