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Geomagnetic Storms

Coronal Mass Ejections Solar Activity Northern Lights Solar Flares Kp Index Aurora Visibility G4 Storms Color Variations Solar Wind

NOAA: G1 Geomagnetic Storm Could Bring Northern Lights to 12 U.S. States

A recurrent coronal‑hole stream is expected to trigger minor geomagnetic activity, with visibility hinging on live Bz and Kp readings.

Equinox Boosts Northern Lights Chances as NOAA Flags Minor Geomagnetic Storms

Northern Lights Forecast Extends Into Saturday Night as G1 Storm Continues

Geomagnetic Storm Watch Brings Northern Lights to US and UK Skies

Northern Lights Dance Over US and Canada With Stronger Storms Forecast for Saturday