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Geomagnetism

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Geomagnetic Storm Hits G3 as Earth‑Directed CME Approaches

NOAA expects impacts to strengthen as CME material couples with a high‑speed solar wind stream.

Study Links Geomagnetic Disturbances to Higher Heart-Attack Rates, With Larger Effect Reported in Women

Equinox Boosts Northern Lights Chances as NOAA Flags Minor Geomagnetic Storms

Northern Lights Reach Fewer States as Geomagnetic Activity Eases

Solar Storm Expected to Illuminate Northern Lights Across Northern U.S. This Weekend