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) Storming observed. G1 Warning In Effect Until 27/1800 UTC | Wednesday, August 23, 2017 - 14:40 | |
G1 (Minor) storms likely on 20 Jul with CME | Tuesday, July 18, 2023 - 20:27 | |
G1 (Minor) to G2 (Moderate) Geomagnetic Storm conditions likely on 12-13 September 2015 | Friday, September 11, 2015 - 12:54 | |
G1 (Minor) Warning for 14 April Extended until 14/2100 UTC | Saturday, April 2, 2016 - 23:10 | |
G1 (Minor) Warning in Effect through 01 Feb 0600 UTC | Wednesday, February 1, 2017 - 00:26 |