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Saturday, July 26, 2025 00:32:47 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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G1 (Minor) Storming observed. G1 Warning In Effect Until 27/1800 UTC

Aurora Ovation Model
G1 (Minor) Storming observed. G1 Warning In Effect Until 27/1800 UTC
published: Thursday, September 28, 2017 02:36 UTC

G1 (Minor) Geomagnetic storming was observed at 27/0848 UTC. A G1 warning is now in effect until 27/1800 UTC due CH HSS effects. Stay tuned for updates!