Previous SWPC news items.
NOAA Scales mini
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.
More about the NOAA Space Weather Scales
Navigation: Low-frequency navigation signals degraded for brief intervals.
News Archive
News Archive
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The NESDIS launch website for SWFO-L1 is now live! | Monday, June 30, 2025 - 17:47 |
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G1 (Minor) Storm Watch Issued for 02-03 Jul 2025 | Monday, June 30, 2025 - 04:20 |
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G2 (Moderate) Geomagnetic Storming Likely 25 Jun | Monday, June 23, 2025 - 17:15 |
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R3 (Strong) Event Observed - 19 Jun 2025 | Friday, June 20, 2025 - 00:13 |
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R3 (Strong) HF Radio Blackout Event Observed | Tuesday, June 17, 2025 - 22:46 |