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National Oceanic and Atmospheric Administration

Friday, March 14, 2025 22:27:44 UTC

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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 Watch for 13 Sep

G2 (Moderate) geomagnetic storm levels are likely on 13 Sep (UTC day)
G2 (Moderate) Geomagnetic Storm Watch for 13 Sep
published: Friday, September 13, 2024 20:47 UTC

G2 (Moderate) geomagnetic storm levels are likely on 13 Sep (UTC day) due to CME influences from an eruption that occurred early on 10 Sep. Stay in the loop with https://www.swpc.noaa.gov/products/forecast-discussion for evolving forecasts and analysis of this event.