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
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Extended - Accepting Nominations for the Space Weather Advisory Group | Monday, June 21, 2021 - 17:04 |
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GONG Space Weather Data Processing Transitioned to SWPC | Tuesday, May 25, 2021 - 19:57 |
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Geomagnetic Storm Conditions Expected for 25-26 May | Monday, May 24, 2021 - 03:36 |
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Space Weather Educational Video | Thursday, May 20, 2021 - 21:14 |
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G3 (Strong) Geomagnetic Storm Conditions Observed | Wednesday, May 12, 2021 - 16:15 |