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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Geomagnetic Storm Watches for 27-29 September | Wednesday, September 25, 2019 - 19:04 | |
Geomagnetic Storm Watches for 27 & 28 September | Sunday, September 24, 2017 - 23:01 | |
Geomagnetic Storm Watch is in Effect for 30-31 Oct. | Friday, October 29, 2021 - 01:56 | |
Geomagnetic Storm Subsiding - G1 (Minor) Storm still possible. | Wednesday, March 18, 2015 - 11:25 | |
Geomagnetic Storm showing signs of weakening | Monday, April 24, 2023 - 10:10 |