VIIRS Pass Frequency

GINA collects satellite data around the clock from the satellites that pass over Alaska every day. This graphic shows the number of VIIRS infrared passes received each day by GINA’s Direct Broadcast antennas. The North Slope of Alaska into the Arctic Ocean is the most frequently covered area, with around 16-18 passes per day. Radiating …

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Inversion in Fairbanks

Despite a brief heat wave a couple weeks ago, cold temperatures have returned again to Fairbanks with a strong winter inversion. Recent CSPP NUCAPS sounding is shown below on the left, compared with the Fairbanks sounding on the right. The red line is the vertical temperature profile, and the green line is the dewpoint depression profile. …

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