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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Strongest Solar Flare of Solar Cycle 25 | Friday, December 15, 2023 - 00:30 | |
Sunspot Region Produces X2.8 Flare, Largest Since Sep 10, 2017 | Thursday, December 14, 2023 - 19:13 | |
Moderate (R2) Radio Blackout Event Observed - 08 December 2023 | Saturday, December 9, 2023 - 00:36 | |
New Path for Space Weather Collaboration Among Federal Agencies | Friday, December 8, 2023 - 20:37 | |
New SWPC Solar Cycle Progression Plots Available for Feedback | Monday, December 4, 2023 - 15:15 |