Space Weather Prediction Center

11/13/2025 | News release | Distributed by Public on 11/12/2025 20:51

G1-G3 Still Likely Tonight, 12 Nov, with G4 Still Possible

Final CME arrived and passing over Earth now. Conditions generally weakening, but variable. Strong solar wind speed and periods of favorable magnetic field orientation are driving up geomagnetic storms to G1-G3; with G4 still possible tonight. Stay aware at spaceweather.gov

Space Weather Prediction Center published this content on November 13, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on November 13, 2025 at 02:51 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]