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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G2 (Moderate) Geomagnetic Storm Warning valid from 20/0345-1500 UTC | Thursday, April 20, 2017 - 04:08 | |
G1-Minor geomagnetic Storm Warning issued | Thursday, April 20, 2017 - 01:55 | |
G1-Minor geomagnetic Storm Conditions Observed | Wednesday, April 19, 2017 - 06:26 | |
G1-Minor Storm Warning issued for 19 April, 2017 | Wednesday, April 19, 2017 - 06:20 | |
G1 (Minor) Geomagnetic Storm Watch Extended into 18 April 2017 | Monday, April 17, 2017 - 18:17 |