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 | ||
|---|---|---|
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Auroral OVATION Model Outage Notice | Friday, January 3, 2025 - 16:30 |
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R3 (Moderate) HF Radio Blackout Event on 03 Jan, 2025 | Friday, January 3, 2025 - 12:36 |
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G4 (Severe) Geomagnetic Storm Alert Threshold Reached at 1241 ET | Wednesday, January 1, 2025 - 18:32 |
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G3 Storm Reached on New Year's Day of 2025! | Wednesday, January 1, 2025 - 16:31 |
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G2 (Moderate) Geomagnetic Storm Levels Observed | Wednesday, January 1, 2025 - 11:03 |