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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Update - Downgrade for CME Peak Activity Forecast | Thursday, December 10, 2020 - 08:23 | |
Update - G4 Storm Observed - Sunday April 23, 2023 | Sunday, April 23, 2023 - 22:46 | |
Update - Geomagnetic Storm has re-strengthened from a G3 to G4 | Monday, April 24, 2023 - 05:31 | |
Update: G1 (Minor) Geomagnetic Storm Alert Issued | Monday, June 18, 2018 - 02:38 | |
Update: G1 (Minor) Geomagnetic Storm Watch for 23-24 February | Monday, February 20, 2017 - 21:01 |