Unexpected G3 Storm Lights Up Michigan Sky, NOAA Flags Satellite Risks
A G3 geomagnetic storm from Sept 30‑Oct 2, 2025, sparked auroras in Michigan and prompted NOAA warnings about satellite and grid impacts.
A G3 geomagnetic storm from Sept 30‑Oct 2, 2025, sparked auroras in Michigan and prompted NOAA warnings about satellite and grid impacts.