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 Watch Issued for 04 Dec 2017 | Friday, December 1, 2017 - 22:00 | |
G1 (Minor) Geomagnetic Storm Watch Issued (01-02 Dec) | Tuesday, November 6, 2018 - 20:59 | |
G1 (Minor) Geomagnetic Storm Watch in Effect For 28 and 29 Oct 2016 | Friday, October 21, 2016 - 21:43 | |
G1 (Minor) Geomagnetic Storm Watch in effect for 22-24 November | Saturday, November 19, 2016 - 21:28 | |
G1 (Minor) Geomagnetic Storm Watch in Effect for 13 October | Monday, October 10, 2016 - 22:03 |