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National Oceanic and Atmospheric Administration

Wednesday, April 02, 2025 21:01:48 UTC

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NOAA Scales mini

R1 (Minor) Radio Blackout Impacts
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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

G2 (Moderate) Geomagnetic Storm Levels Observed

G2 (Moderate) Geomagnetic Storm Levels Observed
published: Thursday, August 29, 2024 14:05 UTC

G2 (Moderate) geomagnetic storm levels were observed at 28/0259 UTC (10:59 Eastern) due to persistent CME effects.