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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R1 (Minor Radio Blackout) Event on 9 November, 2021 | Tuesday, November 9, 2021 - 22:14 | |
Production Systems Alternate Server Site Test on 5 March, 2018 | Wednesday, February 28, 2018 - 19:03 | |
Predicted Kp Data File Change May 4, 2020 | Monday, May 4, 2020 - 17:21 | |
Power Interuption at SWPC | Thursday, July 30, 2015 - 01:45 | |
Potential minor impacts from the R2 Moderate radio blackout event | Thursday, December 18, 2014 - 04:36 |