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National Oceanic and Atmospheric Administration

Monday, July 28, 2025 20:10:19 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.
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G2 (Moderate) Geomagnetic Storm Levels Observed

G2 (Moderate) Geomagnetic Storm Levels Observed
published: Wednesday, January 01, 2025 16:27 UTC

G2 (Moderate) geomagnetic storm conditions were observed at 10:44 UTC on 01 Jan 2025 due to persistent CME activity.