Tag: noaa_space_weather_prediction_center

NOAA: Minor Geomagnetic Storms Possible Through Sept. 17

13 Sep 2026 9:22 p.m. · Source: NOAA

NOAA's Space Weather Prediction Center reports low solar activity and four CMEs last week, with active to G1 storming conditions expected Sept. 14-17 from coronal hole high speed streams.

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NOAA Forecasts Potential Radio Blackouts from Sunspot Activity

25 May 2026 2:08 a.m. · Source: NOAA

The NOAA Space Weather Prediction Center forecasts potential R1-R2 radio blackouts from May 25-31 due to sunspot Region 4432. This follows minor blackouts on May 22 from sunspot 4436, impacting radio communications.

Science & Technology Weather Astronomy and Space General Weather Federal Government Space Weather Radio Blackouts Sunspot Region 4432 Sunspot Region 4436 Solar Flares NOAA Space Weather Prediction Center Boulder, Colorado