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Auroras

Fast Solar Cloud Triggers G3 Geomagnetic Storm Watch

NOAA says the storm’s final strength will hinge on the CME’s magnetic Bz measured only minutes before it hits Earth.

Cannibal Solar Storm From Sunspot 4455 Set to Reach Earth

NOAA Forecasts Northern Lights Chance Saturday Night Across Northern U.S. and Canada

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

Late CME Arrival Lowers Aurora Forecast to G1–G2 Tonight

Northern Lights Possible Over Northern UK Tonight as Geomagnetic Activity Persists

NOAA Issues G2 Geomagnetic Storm Watch as March 16 CME Arrives, Expanding Aurora Potential

NOAA Issues Geomagnetic Storm Watch as Auroras Likely Reach 11 U.S. States

Strongest Solar Radiation Storm in 23 Years Sends Auroras Far South as Activity Eases

Severe Solar Storm Triggers Widespread Auroras as NOAA Confirms G4 Conditions

NOAA Warns of Strong Geomagnetic Storm Tonight as Auroras May Reach Unusually Far South

Geomagnetic Storms To Expand Aurora Visibility Across Northern U.S. This Weekend

NOAA: Northern Lights Possible in 10 States on Thanksgiving Night

Auroras Sweep the U.S. After G4 Storm as Forecasters Watch for More Activity Into Thursday

Severe Solar Storm Ignites Auroras as Forecasters Track Third, Stronger CME

NOAA Issues Strong Geomagnetic Storm Watches as CMEs Near Earth, Raising Aurora Odds

Strong Geomagnetic Storm Triggers Widespread Aurora With More Possible Tonight

Northern Lights Possible Across Northern U.S. Tonight as NOAA Issues G1–G2 Storm Watch

Aurora Forecast Raised to G1 With Chance of G2 as Twin CMEs Reach Earth

Aurora Outlook Eases After Strong Storms, With Northern U.S. Still in Play Tonight