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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G3 (Strong) Geomagnetic Storm Conditions Observed on Feb 27 | Monday, February 27, 2023 - 15:51 | |
G3 (Strong) Geomagnetic Storm Conditions Observed on 19 Sep 2023 | Tuesday, September 19, 2023 - 13:42 | |
G3 (Strong) Geomagnetic Storm Conditions Observed | Wednesday, May 12, 2021 - 16:15 | |
G3 (Strong) Geomagnetic Storm Conditions Now Expected for 05 Nov | Sunday, November 5, 2023 - 17:41 | |
G3 (Strong) Geomagnetic Storm Alert Issued | Saturday, May 27, 2017 - 23:57 |