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Geomagnetic Storms

Aurora Borealis Auroras Coronal Mass Ejections Northern Lights Solar Activity Solar Flares Solar Wind Effects on Earth Impact on Earth Impact on Technology Coronal Holes G1 Minor Storm Conditions Minor Geomagnetic Storms Plasma Movement Earth's Magnetosphere Plasma Ejections G1 and G2 Storms Cannibal CMEs Aurora Australis Historical Events Research and Protection Severe Storm Watch Forecasting Solar Emissions NOAA G4 Severe Storms Effects on Technology Solar Storms

NOAA Forecasts G1 Geomagnetic Storm Tonight, Boosting Northern Lights Chances Across Northern U.S.

A coronal hole’s high‑speed stream makes timing uncertain, prompting use of short‑term aurora maps plus live solar‑wind data.

G3 Geomagnetic Storm Possible Today as Full-Halo CME Reaches Earth

NOAA Issues G2 Geomagnetic Storm Watch as Giant Sunspot Cluster Faces Earth

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

Strong Geomagnetic Storm Triggers Widespread Aurora With More Possible Tonight

Geomagnetic Storm Hits G3 as Earth‑Directed CME Approaches

Simulations Reveal Space Tornadoes That Current Monitors Miss, Prompting Solar‑Sail Probe Concept

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

NOAA: Minor Geomagnetic Storm Could Make Northern Lights Visible in Up to 16 States Aug. 19–20

G2 Geomagnetic Storm Watch Expands Northern Lights Visibility to 15 States

NOAA Issues G2 Geomagnetic Storm Watch as AR 4168 CME Nears Earth

NOAA Forecasts Aurora Displays From Washington to Maine on July 2–3

Geomagnetic Storms Keep Northern Lights Visible Across 15 US States

Geomagnetic Storm May Reveal Northern Lights Across US and Canada

X1.2 Solar Flare from AR4114 Disrupts Pacific Radio Communications

Geomagnetic Storm Watch Brings Northern Lights to US and UK Skies

SpaceX reschedules Starlink mission for June 3 liftoff with cell-capable satellites

Geomagnetic Storm Brings Northern Lights as Far South as Alabama, Continues into June 2

Solar Storms to Prolong Northern Lights Across Northern U.S. and Canada This Weekend

X2.7 Solar Flare Prompts Global Disruptions and Aurora Forecasts