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Friday, April 18, 2025 20:28:16 UTC

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NOAA Scales mini

R1 (Minor) Radio Blackout Impacts
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HF Radio: Weak or minor degradation of HF radio communication on sunlit side, occasional loss of radio contact.
Navigation: Low-frequency navigation signals degraded for brief intervals.
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R3 (Strong) HF Radio Blackout Event on 29 Dec, 2024

R3 Strong radio blackout/GOES SUVI imagery
R3 (Strong) HF Radio Blackout Event on 29 Dec, 2024
published: Thursday, January 02, 2025 14:34 UTC

At approximately 29/0718 UTC (0218 EST on 29 Dec 2024), an X1.1 X-ray flare (R3-Strong radio blackout) was observed, originated from Region 3936 in the NW quadrant of the Sun.
Analysis is currently underway to determine if there was an associated coronal mass ejection, and any potential impacts. Stay tuned to our website for updates.