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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, November 28, 2025 22:50:26

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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

R2 (Moderate) flare event occurred

R2 (Moderate) Alert description. SUVI 131 image showing flare location
R2 (Moderate) flare event occurred
published: Friday, November 28, 2025 22:46 UTC

An impulsive M5.9 (R2-Moderate) solar flare was observed in SUVI 131 imagery at 28/2222 UTC from a yet to be numbered spot group just rotating onto the Eastern solar limb.

Analysis will be performed on any associated CMEs that may occur as imagery becomes available. Stay tuned to our web page for updates.

DAP - temp Head Section