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
Originally Posted | ||
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G1-G2 (Minor-Moderate) Geomagnetic Storm Watches 04-05 Dec, 2023 | Saturday, December 2, 2023 - 22:27 | |
G3 (Strong) Geomagnetic Storm Observed on 01 Dec | Wednesday, November 29, 2023 - 18:58 | |
R2 (Moderate) HF Radio Blackout Event on 28 November, 2023 | Tuesday, November 28, 2023 - 21:53 | |
G1 and G2 Watches for 30 Nov - 1 Dec, 2023 | Tuesday, November 28, 2023 - 20:26 | |
Moderate (G2) Geomagnetic Storms Observed - 25 November 2023 | Saturday, November 25, 2023 - 21:15 |