Previous SWPC news items.
NOAA Scales mini
R1 (Minor) Radio Blackout Impacts
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
| Originally Posted | ||
|---|---|---|
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G3 Warning Extended Through 03 Jun 2025 | Monday, June 2, 2025 - 22:39 |
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G3 Level Geomagnetic Event Observed | Monday, June 2, 2025 - 11:50 |
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CME Passage Continues; G3-G4 Still Possible Tonight, June 1st | Sunday, June 1, 2025 - 17:57 |
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G4 (Severe) conditions observed | Sunday, June 1, 2025 - 08:40 |
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CME Arrived; G3 (Strong) storm observed; G4 (Severe) storm expected | Sunday, June 1, 2025 - 08:07 |