Space Weather Prediction Center

National Oceanic and Atmospheric Administration

R3 (Strong) HF Radio Blackout Event on 08 Dec 2024

R3 Strong radio blackout/GOES SUVI imagery
R3 (Strong) HF Radio Blackout Event on 08 Dec 2024
published: Monday, December 9, 2024 16:16 UTC UTC

Region 3912 produced an X2.2/2b X-ray flare (R3-Strong radio blackout) on 08 Dec at 0906 UTC (0206 ET). A CME was observed in LASCO coronagraph imagery, beginning at approximately 08/0924 UTC (0224 ET), likely associated with the X-flare. Forecasters are analyzing the CME to determine if there is an Earth-directed component. Appropriate Watches/Warnings/Forecasts will be issued, pending the results of that analysis. Stay tuned to our webpage for the latest updates.