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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A G1 (minor) Geomagnetic Storm Watch - 09 And 10 April | Thursday, April 9, 2015 - 09:10 | |
A G1 Warning is in effect from 02/2005-03/0600 UTC | Tuesday, August 2, 2016 - 21:02 | |
A pair of CMEs | Thursday, September 11, 2014 - 05:45 | |
Activity from Region 2158... | Tuesday, September 9, 2014 - 04:56 | |
Additional CME Activity | Tuesday, December 23, 2014 - 14:39 |