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Archive: Nov 2009

QuikSCAT satellite ceases operations

QuikSCAT wind vectors + GOES IR and water vapor images From an email received on the morning of 23 November 2009: “Several hours ago, shortly past 7:00Z today, telemetry received from QuikSCAT indicates that the antenna rotation rate has dropped to zero and remains at zero. The motor remains... Read More

Record cold in Alaska

A McIDAS image of the NOAA-18 10.8 µm IR channel (above) showed a region of very cold surface temperatures (darker blue to violet color enhancement) over the interior of Alaska on 19 November 2009, especially in the vicinity of Chandalar Lake (station identifier PALR) and Anuktuvuk Pass (station identifier PAKP).... Read More

Mesocale Convective Complex in South America

McIDAS images of the GOES-10 10.7 µm IR channel (above) showed very cold cloud top temperatures associated with a large Mesoscale Convective Complex (MCC) that developed over northern Argentina and moved across Uruguay and into far southern Brazil on 19 November 2009. The MCC exhibited unusually cold IR brightness temperature... Read More