GOES-16 (GOES-East) Red Visible (0.64 µm) images (above) revealed the development of Horizontal Convective Roll (HCR) clouds — a signature often associated with blowing snow — across parts of North Dakota, South Dakota, Minnesota and Wisconsin on 4th December 2024. Strong northwesterly winds in the wake of an arctic cold front were... Read More

Cuba’s largest power plant went offline around 0700 UTC on 4th December 2024 (media report), which led to a collapse of the power grid across much of the island. A toggle between VIIRS Day/Night Band images from Suomi-NPP and NOAA-20 (above) provided a before/after view of nighttime city light emissions across... Read More