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Archive: Fri Jul 2007

GOES-12 imager decontamination

A GOES-12 imager “decontamination procedure” was performed on 02 July 2007, where certain internal optical components were heated in an attempt to drive off contaminants that had been accumulating for several years. One obvious problem associated with this internal contamination was a “rollover” of warm 3.9µm IR brightness temperatures, such... Read More

Great Lakes water temperatures

An AWIPS image of the MODIS sea surface temperature (SST) product on 06 July 2007 (above) showed a nice view of the complex structure of the water temperatures on that relatively cloud-free day over the western Great Lakes– the MODIS product indicated that SST values were as warm as 81.5º F (red... Read More