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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G1 (Minor) Geomagnetic Storm Levels Observed | Saturday, August 19, 2017 - 03:30 | |
Total Solar Eclipse on Monday, August 21st, 2017 | Wednesday, August 16, 2017 - 21:46 | |
G1 - Minor geomagnetic storm watch issued | Monday, August 14, 2017 - 18:41 | |
G2 Watch issued for 4 August; G1 Watch issued for 5 August | Wednesday, August 2, 2017 - 20:56 | |
23 July Far-Sided CME Event Summary | Wednesday, July 26, 2017 - 20:34 |