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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14-16 Jan: Very Low Solar Activity & Quiet Geomagnetic Conditions Expected | Thursday, January 14, 2016 - 04:03 | |
12192 Departing - Solar Activity in Decline | Thursday, October 30, 2014 - 14:21 | |
1 - 4 September Geomagnetic Storming Summary | Monday, September 5, 2016 - 15:40 | |
***UPDATE*** G1 (Minor) storm likely/ CME arrival expected next 12-18 hours | Tuesday, November 10, 2015 - 07:27 | |
(Updated) G2 Watch issued for 14 Apr 2022. G1 Watch added for 15 Apr 2022 | Monday, April 11, 2022 - 22:20 |