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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Coronal Mass Ejection From 05 May To Miss Earth | Thursday, May 7, 2015 - 18:55 | |
Coronal Holes | Monday, October 29, 2018 - 16:31 | |
Coronal Hole High Speed Streams (CH HSS) | Monday, September 25, 2017 - 21:17 | |
Coronal Hole Evolution Past Several Rotations | Monday, October 29, 2018 - 16:51 | |
Coronal Hole Activity on 31 July-1 Aug, 2019 | Monday, July 29, 2019 - 16:39 |