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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, February 04, 2026 13:15:07

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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

X4.2 Flare from Region 4366

R3
X4.2 Flare from Region 4366
published: Wednesday, February 04, 2026 13:09 UTC

An impulsive X4.2 flare occurred at 04/1213 UTC from Region 4366. No CME signatures have been identified in imagery at this time. Stay tuned for updates.

DAP - temp Head Section