Space Weather Prediction Center

National Oceanic and Atmospheric Administration

What to Know about the Labor Day-Night G2-G3 Storm Watches

G2-G3 Watches for 1-2 Sep; What to Know
What to Know about the Labor Day-Night G2-G3 Storm Watches
published: Thursday, September 4, 2025 07:52 UTC UTC

SWPC notifies critical infrastructure operators about these storms. Those interested in seeing aurora should visit our webpage at spaceweather.gov to follow latest updates; and follow the local weather forecasts for cloud forecast conditions.