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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R3-Strong Radio Blackout from Active Region 12339 | Tuesday, May 5, 2015 - 23:54 | |
Real Time Solar Wind and NOAA's DSCOVR Satellite | Thursday, April 26, 2018 - 19:09 | |
Receive SWPC alerts and warnings | Saturday, September 13, 2014 - 00:17 | |
Recent activity | Monday, September 29, 2014 - 21:44 | |
Recent R3 (NOAA Scale - Strong) Solar Flare | Wednesday, September 10, 2014 - 18:02 |