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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M9 Flare (R2-Moderate) Event on 16 May, 2023 | Tuesday, May 16, 2023 - 18:11 |
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G3 (Strong) Geomagnetic Storm Watch Now in Effect for 11 May | Wednesday, May 10, 2023 - 17:57 |
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G2 (Moderate) Watch 10 May & G1 (Minor) Watch 11 May | Tuesday, May 9, 2023 - 19:39 |
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R2 (Moderate) HF Radio Blackout Event on 09 May, 2023 (UTC) | Tuesday, May 9, 2023 - 06:05 |
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R1-R2 (Minor-Moderate) Events on 3 May, 2023 | Wednesday, May 3, 2023 - 16:19 |