GOES-16 Upper-level water vapor infrared imagery for the 2.5 days ending at 1331 UTC on 22 January 2025, above as an mp4 (click here for a 125-megabyte animated gif) shows an active subtropical jetstream initially across the Gulf States. The jet deforms as an impulse drops south through California. Note... Read More
Thermal signatures of the still-unfrozen water of Lake Oahe reservoir (along the Missouri River, in central South Dakota) were evident in GOES-16 (GOES-East) Infrared, Low-level Water Vapor and Mid-level Water Vapor images on 19th January 2025 (above). As a result of cold arctic air (morning low temperatures across western/central SD were generally in... Read More
1-minute Mesoscale Domain Sector GOES-16 (GOES-East) Visible images (above) revealed horizontal Convective Roll (HCR) clouds that are often associated with areas where blowing snow is occurring — such as was the case across parts of eastern North Dakota and western Minnesota on 17th January 2025. With strong N-NW winds (in the wake of an... Read More
5-minute CONUS Sector GOES-19 (Preliminary/Non-operational) True Color RGB images — created using Geo2Grid (below) displayed ice in southwestern/southern Lake Michigan that was being driven away from the coastlines of Wisconsin, Illinois and Indiana by gusty NW winds on 14th January 2025.GOES-16 (GOES-East) Visible images (below) included plots of surface and buoy reports... Read More
