1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Infrared images (above) showed a lake effect cloud band — exhibiting cloud-top infrared brightness temperatures as cold as -49C (darker shades of orange) — over far southern Lake Michigan that was moving inland across parts of northwest Indiana and northeast Illinois after midnight on 10... Read More
10-minute Full Disk scan GOES-18 (GOES-West) daytime True Color RGB + nighttime Dust RGB images created using Geo2Grid (above) showed a plume of resuspended volcanic ash (hazy shades of tan in True Color RGB, and shades of violet in Dust RGB) from the 1912 Novarupta-Katmai eruption in Alaska — which was being... Read More
5-minute CONUS Sector GOES-19 (GOES-East) Visible images (above) showed a rapidly intensifying Hurricane Force Low (surface analyses) that was approaching Atlantic Canada on 04 November 2025.Two examples of Metop ASCAT surface scatterometer winds having speed values greater than Category 1 hurricane intensity are shown below. 5-minute GOES-19 Water Vapor images (below) depicted a mid-tropospheric... Read More
1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Visible and Infrared images (above) showed Category 5 Hurricane Melissa as it made landfall along the far southwest coast of Jamaica around 1700 UTC on 28 October 2025. Low-altitude mesovortices were evident within the eye — and GLM Flash Points revealed abundant lightning activity within the inner... Read More
