Space Weather Prediction Center

National Oceanic and Atmospheric Administration

R3 (Strong) HF Radio Blackout Observed

R3 (Strong) HF Radio Blackout Observed
published: Thursday, October 24, 2024 04:25 UTC

An R3 (Strong) Radio Blackout occurred due to an X3.3 flare at 03:57 UTC on 24 October from Sunspot Region 3869.