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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, October 11, 2024 17:30:18

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NOAA Scales mini

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Space Weather Conditions
on NOAA Scales
24-Hour Observed Maximums
R
no data
S
no data
G
no data
Latest Observed
R
no data
S
no data
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
R1-R2 --
R3-R5 --
S1 or greater --
G
no data
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R
no data
S
no data
G
no data
Current Space Weather Conditions
on NOAA Scales
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

G4 (Severe) Geomagnetic Storm Levels Continue to be Observed

G4 (Severe) Geomagnetic Storm Levels Continue to be Observed
published: Friday, October 11, 2024 16:13 UTC

UPDATE! CME passage intensified; things are favorable for G4 (Severe) levels to potentially continue into night hours, with a chance for G5 (Extreme) levels. Keep space weather aware by visiting our webpage for the latest. We take actions to notify officials and critical infrastructure operators, so you can enjoy the beauty of the aurora.