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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Severe (G4) Geomagnetic Storms Observed - 24 March 2024 | Sunday, March 24, 2024 - 17:40 | |
G2 (Moderate) Geomagnetic Storm Levels Observed | Saturday, March 23, 2024 - 23:47 | |
Geomagnetic Storm Watches Issued for 24-25 March 2024 | Saturday, March 23, 2024 - 19:23 | |
Solar Radiation Storms at S1-S2 (Minor-Moderate) Levels - 23 March 2024 | Saturday, March 23, 2024 - 15:34 | |
Halo CME Detected - Associated with X1 Flare on 23 March UTC-Day | Saturday, March 23, 2024 - 07:07 |