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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1 - 4 September Geomagnetic Storming Summary | Monday, September 5, 2016 - 15:40 |
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12192 Departing - Solar Activity in Decline | Thursday, October 30, 2014 - 14:21 |
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14-16 Jan: Very Low Solar Activity & Quiet Geomagnetic Conditions Expected | Thursday, January 14, 2016 - 04:03 |
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16 August 2022 Sunspots | Tuesday, August 16, 2022 - 16:29 |
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17-18 Aug Weekend Activity Summary: A Brief G3 (Strong) Storm on 17 Aug | Monday, August 19, 2024 - 15:41 |