Aurora Borealis Forecast for the USA Tonight (Nov. 12, 2025): G4 Watch, Best Times, and States Most Likely to See the Northern Lights
A fresh surge of solar energy is primed to extend the Northern Lights show across parts of the United States tonight, Wednesday, November 12, 2025. NOAA’s Space Weather Prediction Center (SWPC) has a G4 (Severe) geomagnetic storm watch in effect for today, following multiple coronal mass ejections (CMEs) from the Sun. G4 conditions were already reached overnight and forecasters say additional impacts are likely into tonight as another fast CME sweeps past Earth. NOAA Space Weather Prediction Center+2NOAA Space Weather Prediction Center+2 What’s new today (Nov. 12) Where the Northern Lights are most likely in the U.S. tonight Based on