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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National Space Weather Strategy and Action Plan Released | Thursday, October 29, 2015 - 21:59 | |
NASA/NOAA O2R2O Information Session -- April 12, 2023 | Thursday, April 6, 2023 - 14:11 | |
Multiple R1-R2 radio blackouts observed | Monday, August 29, 2022 - 20:56 | |
MODERATE Geomagnetic Storm WATCH for 08 Aug UTC-Day | Monday, August 7, 2023 - 19:25 | |
Moderate (R2) Radio Blackout Event Observed - 08 December 2023 | Saturday, December 9, 2023 - 00:36 |