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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, December 08, 2025 10:47:36

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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

News Archive

Previous SWPC news items.

DAP - temp Head Section

News Archive

Originally Posted
G3 Watch for 16 Apr 2025 Monday, April 14, 2025 - 17:51
New Coronagraph Page Available New Coronagraph Page Available Tuesday, April 8, 2025 - 16:07
R2 Moderate radio blackout/GOES SUVI imagery R2 (Moderate) HF Radio Blackout Event on 01 Apr, 2025 Tuesday, April 1, 2025 - 07:09
S1 Storm on 31 March S1 (Minor) Storm on 31 March Monday, March 31, 2025 - 21:17
New Solar Cycle Plots Available! New Solar Cycle Plots Available! Monday, March 31, 2025 - 17:55

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