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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, December 12, 2025 01:18:38

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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
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
R3-Strong flare event. SUVI 131 image X1.9 flare (R3-Strong) event Monday, December 1, 2025 - 03:02
R2 (Moderate) Alert description. SUVI 131 image showing flare location R2 (Moderate) flare event occurred Friday, November 28, 2025 - 22:46
G1-G3 Still Likely Tonight, 12 Nov, with G4 Still Possible G1-G3 Still Likely Tonight, 12 Nov, with G4 Still Possible Thursday, November 13, 2025 - 02:16

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