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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 13, 2025 02:38:09

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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 Watch Continues into 13 November

G4 Watch Continues into 13 November
G4 Watch Continues into 13 November
published: Wednesday, November 12, 2025 21:50 UTC

G4 Watch continues into 13 November. We have seen the final CME arrive and are now waiting to see just how much magnetic energy exists within. We know the potential for another G4 exists, but we'll have to wait for any related warnings. Stay aware at http://spaceweather.gov