GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) revealed an increasing amount of ice coverage within the nearshore waters of southern Lake Michigan on 07 February 2021 — this was due to a recent influx of arctic air across the Upper Midwest and western Great Lakes.A sequence of VIIRS True Color RGB and... Read More
GOES-16 (GOES-East) Day Snow-Fog RGB images (above) showed widespread horizontal convective rolls (HCRs) which highlighted areas where blowing snow was more concentrated across parts of southern Manitoba and the Upper Midwest on 06 February 2021. Snow cover (and glaciated clouds) appeared as shades of red, with bare ground exhibiting lighter shades of green and... Read More
GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) showed a cyclone (surface analyses) moving off the coast of Uruguay on 05 February 2021. What appeared to be an eye-like feature developed at the storm center toward the end of the day.A toggle between VIIRS True Color RGB images from Suomi NPP and... Read More
Suomi NPP VIIRS Infrared Window (11.45 µm) images (above) revealed a large area of cold surface infrared brightness temperatures across much of the North Slope of Alaska on 04 February 2021 — with the coldest IR temperature being -56ºC (darker shades of violet) about 30 miles south-southeast of Umiat (PAUM)... Read More
