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 | ||
---|---|---|
G1-Minor Geomagnetic Storms in Progress, G2-Moderate Possible | Friday, August 28, 2015 - 17:48 | |
G1-Minor Geomagnetic Storms Likely 23-24 Aug 2015 | Saturday, August 22, 2015 - 22:04 | |
G1-Minor Geomagnetic Storms Observed | Wednesday, July 20, 2016 - 02:17 | |
G1-Minor storm conditions met at: 04/0814 UTC (04/0414 EDT) | Tuesday, April 4, 2017 - 08:36 | |
G1-Minor storm conditions observed | Thursday, November 19, 2015 - 01:05 |