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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, November 11, 2025 19:34:16

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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

Veteran's Day fireworks! X5.1 flare (R3-Strong) from Region 4274

GOES18 SUVI imagery showing X-flsare
Veteran's Day fireworks! X5.1 flare (R3-Strong) from Region 4274
published: Tuesday, November 11, 2025 13:43 UTC

Region 4274 produced an X5.1 flare at 11/1004 UTC. One of the strongest flares of the cycle. More information will follow in subsequent posts.

Stay tuned to our website for updates.