Previous SWPC news items.
NOAA Scales mini
R1 (Minor) Radio Blackout Impacts
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 | ||
|---|---|---|
 |
G3 (Strong) Geomagnetic Storm Watch now in effect for 31 March, 2022 | Tuesday, March 29, 2022 - 19:14 |
 |
G2 (Moderate) Geomagnetic Storm Watch for 31 March, 2022 | Monday, March 28, 2022 - 21:12 |
 |
M4 Flare (R1-Minor Radio Blackout) on 28 March, 2022 | Monday, March 28, 2022 - 15:48 |
 |
S1 (Minor Solar Radiation Storm) on 28 March, 2022 | Monday, March 28, 2022 - 15:45 |
 |
Planned - System Testing and Maintenance 24 March 2022 | Wednesday, March 23, 2022 - 15:27 |