Science ❯ Astronomy ❯ Auroras

Geomagnetic Storms

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

3 ARTICLES

last mo.

NOAA Issues Watch for Possible G3–G4 Geomagnetic Storms That Could Bring Auroras to 23 States

Confirmation of storm strength and timing will depend on real-time DSCOVR solar-wind readings that show whether the interplanetary magnetic field turns southward.

14 ARTICLES

3mo ago

Northern Lights Reach Into Mid-U.S. As G2 Storm Peaks

6 ARTICLES

4mo ago

NOAA Issues Geomagnetic Storm Watch as Aurora Chances Rise Near U.S.–Canada Border

6 ARTICLES

9mo ago

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

6 ARTICLES

last yr.

Northern Lights Visible Across 22 U.S. States During Strong Geomagnetic Storm

11 ARTICLES

last yr.

Northern Lights Could Illuminate Northern U.S. Skies Tonight

Geomagnetic Storms

NOAA Issues Watch for Possible G3–G4 Geomagnetic Storms That Could Bring Auroras to 23 States

Northern Lights Reach Into Mid-U.S. As G2 Storm Peaks

NOAA Issues Geomagnetic Storm Watch as Aurora Chances Rise Near U.S.–Canada Border

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

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

Northern Lights Visible Across 22 U.S. States During Strong Geomagnetic Storm

Northern Lights Could Illuminate Northern U.S. Skies Tonight