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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G2 (Moderate) Geomagnetic Storm Watch for 07 Nov | Tuesday, November 7, 2023 - 00:30 |
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G3 (Strong) Geomagnetic Storm Levels Reached at 05 Nov/1740 UTC | Sunday, November 5, 2023 - 17:56 |
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G3 (Strong) Geomagnetic Storm Conditions Now Expected for 05 Nov | Sunday, November 5, 2023 - 17:41 |
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Geomagnetic Disturbances Likely 04 to 10 November 2023 | Friday, November 3, 2023 - 19:32 |
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NOAA SWPC Satellite Environment Testbed Exercise 2023 | Friday, October 27, 2023 - 22:49 |