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
GOES-19 (Preliminary/Non-operational) Day Cloud Phase Distinction RGB images (above) — created using Geo2Grid — displayed supercooled “lake effect” clouds (shades of white) streaming southeast off Lake Sakakawea in northwestern North Dakota on 25th November 2024. A smaller cloud plume was also seen streaming southeast off Devils Lake in northeastern North Dakota. Existing snow cover appeared as shades of green... Read More
A display of all 16 ABI spectral bands from GOES-16 (GOES-East) showed that a hot thermal signature of the SpaceX Starship Falcon Heavy rocket booster was apparent in Near-Infrared & Infrared bands 04-16 at 2101 UTC during its Test Flight 6 on 19th November 2024. In addition, the rocket exhaust condensation cloud was... Read More
The Storm Prediction Center issued an Extreme Fire Weather Outlook (note that those conditions are #6 on the Priority List for Mesoscale Sectors!) for portions of southern California on 6 November 2024, and the forecast office in Los Angeles issued both High Wind Warnings — for strong Santa Ana winds — and a Red Flag Warning, as shown here, noting that this was a Particularly Dangerous... Read More
