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Archive: Aug 2025

So long, NOAA-19

Today at 16:55 UTC, NOAA decommissioned NOAA-19, the most recently launched of the remaining legacy NOAA POES spacecraft. NOAA-19 launched on February 6th, 2009 and become operational on June 2nd, 2009. For the last 16 years, NOAA-19 has provided routine weather observations of the entire globe from low-earth orbit.The AVHRR... Read More

Significant flash flooding in the Milwaukee metro area — and 2 hikers injured by a lightning strike near Palmyra, Wisconsin

1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Infrared images (above) showed thunderstorms that produced very heavy rainfall — with 4 sites reporting over 11 inches across parts of the Milwaukee metro area (text list | radar-estimated rainfall) during the 12-hour period from early in the evening on 09 August into the early morning hours on 10 August 2025.... Read More

Midwest Air Clearing Out, but Smoke Headed Northeast

Elevated smoke levels have been present in the upper Midwestern United States for well over a week, but recent synoptic-scale pattern shifts have started to bring in clearer (albeit warmer and more humid) air from the south. The following animation shows GOES-19-observed aerosol optical depth (AOD) for 1400 UTC (9:00... Read More