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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R1-R2 (Minor-Moderate) Event Likely 23-26 February, 2023 | Thursday, February 23, 2023 - 18:00 |
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R2 (Moderate HF Radio Blackout Event on 21 February, 2023 | Tuesday, February 21, 2023 - 21:53 |
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G1 (Minor) Watch Continues for 20 February, 2023 | Monday, February 20, 2023 - 16:54 |
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M4 Flare (R1-Minor) Event on 20 February, 2023 | Monday, February 20, 2023 - 16:29 |
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G1-G2 Geomagnetic Storm Watches issued for 16-17-18 Feb 2023 | Wednesday, February 15, 2023 - 20:41 |