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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Tutorial on electric power grid impacts | Tuesday, March 17, 2015 - 15:04 | |
Two Job Vacancies now open at SWPC! | Thursday, November 16, 2023 - 14:54 | |
Two Major Solar Flares; Effects on Cellular Networks Unlikely | Thursday, February 22, 2024 - 17:23 | |
Two Possible Earth-directed CME events on 16 December | Wednesday, December 16, 2015 - 22:55 | |
Underway - System Testing and Maintenance | Thursday, December 2, 2021 - 19:33 |