1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Visible images (above) showed Hurricane Humberto as it intensified from a Category 4 to a Category 5 storm on 27 September 2025 (Humberto became the second Category 5 storm in the Atlantic Basin this season — with Erin being the first). Low-altitude mesovortices were evident within... 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

This blog author loves posting about the seasons! They provide the opportunity to post some awesome full disk GOES images, but there’s more than that. The passing of the seasons has always been marked by humans, sometimes because of agricultural significance, spiritual significance, community bonding, or simply to mark time.... Read More

For the past few days, the eyes of the Philippines and Taiwan have been focused on a developing tropical system in the western Pacific. What began as a small group of convective cells northwest of Micronesia on 16 September 2025 has grown into the most intense tropical system up to... Read More