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 (Minor) Geomagnetic Storm Watch for 19-20 November | Thursday, November 17, 2022 - 23:01 | |
Planetary K Index (Kp) Products will be updated on or about November 14, 2022 | Monday, November 7, 2022 - 21:15 | |
G1 Watch 4 - 5 Nov due to CH HSS Effects | Thursday, November 3, 2022 - 18:40 | |
G1 Storm Watch 29 October, 2022 UTC-Day | Wednesday, October 26, 2022 - 19:44 | |
Duplicate Alerts, Watches, and other products. | Friday, October 7, 2022 - 16:09 |