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 Watch in Effect for 15-16 March UTC days | Monday, March 13, 2023 - 21:05 | |
G1 Watch issued for 15 Jun 2022 | Monday, June 13, 2022 - 20:14 | |
G1 Watch issued for next coronal hole | Tuesday, December 8, 2015 - 13:29 | |
G1 Watch Remains in Effect for 5 and 6 January | Thursday, January 5, 2017 - 21:44 | |
G1(Minor) storm likely/chance for G2(Moderate) | Tuesday, November 17, 2015 - 05:32 |