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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, December 07, 2025 00:19:22

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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
R2 (Moderate) definition. GOES SUVI 284 image showing M8.1 flare. M8.1 flare from Region 4299 Saturday, December 6, 2025 - 21:47
G3 on 3 December, 2025 G3 Warning into Wednesday Evening, 3 December Wednesday, December 3, 2025 - 21:11
Space Weather Story of the Week (2-5 Dec) Update Tuesday, December 2, 2025 - 16:28
G2 (Moderate) Geomagnetic Storm Watch Issued for 03-04 Dec Monday, December 1, 2025 - 21:46
Space Weather Story of the Week for 1 - 5 December, 2025 Space Weather Story of the Week for 1 - 5 December, 2025 Monday, December 1, 2025 - 15:05

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