Previous SWPC news items.
NOAA Scales mini
R1 (Minor) Radio Blackout Impacts
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
DAP - temp Head Section
News Archive
| Originally Posted | ||
|---|---|---|
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SWPC Backup System Testing - Undergoing Schedule Review | Saturday, February 21, 2015 - 04:36 |
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Minor (G1) Geomagnetic Storms Observed Due to Coronal Hole Effects | Sunday, March 1, 2015 - 09:05 |
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CANCELLED: Service Interruption - Saturday, February 21st | Tuesday, February 17, 2015 - 22:03 |
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The Sun is at solar maximum! Solar Cycle 24 is seeing a second, higher peak in the sunspot number. (Updated) | Thursday, March 27, 2014 - 19:25 |
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M2 Solar Flare (R1 Minor Radio Blackout) with CME | Tuesday, February 10, 2015 - 14:39 |