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 Storm Warning issued for 19 April, 2017 | Wednesday, April 19, 2017 - 06:20 | |
G1-Minor Storm Conditions Reached late 12 April and early 13 April | Tuesday, April 12, 2016 - 23:27 | |
G1-Minor Storm conditions observed at 25/0859 UTC | Thursday, September 28, 2017 - 15:11 | |
G1-Minor storm conditions observed | Thursday, November 19, 2015 - 01:05 | |
G1-Minor storm conditions met at: 04/0814 UTC (04/0414 EDT) | Tuesday, April 4, 2017 - 08:36 |