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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, June 05, 2025 09:16:55 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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News Archive

Previous SWPC news items.

News Archive

Originally Posted
NWS Summer Safety Campaign Monday, June 1, 2020 - 20:02
First M-Class Flare Observed In Years Friday, May 29, 2020 - 21:43
Predicted Kp Data File Change Predicted Kp Data File Change May 4, 2020 Monday, May 4, 2020 - 17:21
GOES-14 & 15 now in storage mode GOES-14 & 15 are now in Storage Mode Tuesday, March 10, 2020 - 15:58
DSCOVR Is Once Again Operational Tuesday, March 3, 2020 - 04:17

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