1-minute Mesoscale Domain Sector GOES-18 (GOES-West) True Color RGB images from the CSPP GeoSphere site (above) revealed a plume of resuspended volcanic ash (hazy shades of tan) — from the 1912 Novarupta-Katmai eruption in Alaska — which was being transported offshore across the Shelikof Strait toward Kodiak Island on 07 April 2025. Surface... Read More

GOES-16 became the operational GOES-East back in December of 2017 (link). At 1510 UTC, GOES-19 replaced by GOES-16 as the operational GOES-East. GOES-16 is now the back-up satellite for GOES-East and GOES-West, and will presently move to the storage position at 105oW. The animation below from the CSPP Geosphere site shows GOES-16 and then GOES-19 true-color imagery. There... Read More

Heavy rains during the first week of April have led to significant flooding along the Ohio (and other) Rivers. The slider above compares True-Color imagery from CSPP Geosphere on 24 March — long before the rains — and on the morning of 7 April 2025 — during the floods. The expansion of... Read More