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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, November 07, 2025 20:22:23

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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

R3 Event Occurred on 4 November, 2025

R3 Event Occurred on 4 November, 2025
R3 Event Occurred on 4 November, 2025
published: Tuesday, November 04, 2025 17:56 UTC

An R3 Event occurred today, 4 Nov at approximately 12:34 EST from Region 4274. The last time we hit an R3 level was June 19th of this year. We are still awaiting to see if a CME was associated with this event. Stay aware at spaceweather.gov