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 | |
---|---|---|
![]() |
Tutorial on electric power grid impacts | Tuesday, March 17, 2015 - 15:04 |
![]() |
Tutorial on electric power grid impacts | Tuesday, March 17, 2015 - 15:04 |
![]() |
Two Possible Earth-directed CME events on 16 December | Wednesday, December 16, 2015 - 22:55 |
![]() |
Update - Downgrade for CME Peak Activity Forecast | Thursday, December 10, 2020 - 08:23 |
![]() |
Update: G1 (Minor) Geomagnetic Storm Alert Issued | Monday, June 18, 2018 - 02:38 |