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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X2 Flare (R3 - Strong Radio Blackout) on 20 April, 2022 UTC-Day | Wednesday, April 20, 2022 - 05:22 | |
X1.5 Flare (R3) from Departed Region 3386 on 7 Aug, 2023 | Monday, August 7, 2023 - 21:16 | |
X1 Flare Observed at 1347 UTC on 30 April, 2022 | Saturday, April 30, 2022 - 17:14 | |
X1 Flare (R3-Strong Radio Blackout) on 3 May, 2022 | Tuesday, May 3, 2022 - 14:22 | |
X1 Flare (R3 Radio Blackout) Event on 28 October, 2021 | Thursday, October 28, 2021 - 17:29 |