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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G2 (Moderate) Storm Warning in Effect until 21/2359 UTC | Tuesday, March 21, 2017 - 16:41 | |
G2 (Moderate) Storm Watch for the 25 April UTC-day | Thursday, April 22, 2021 - 19:15 | |
G2 (Moderate) Storm Watch Issued | Tuesday, May 14, 2019 - 18:54 | |
G2 (Moderate) Storm Watch Issued for 28-29 September, 2020 | Saturday, September 26, 2020 - 18:29 | |
G2 (Moderate) Storming Underway | Friday, September 12, 2014 - 18:06 |