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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, December 07, 2025 04:00:38

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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

sort ascending Originally Posted
WSA-Enlil v2.0 now operational Thursday, June 13, 2019 - 19:53
Wing Kp Model Output to Change Wing Kp Model Output to Change Friday, August 28, 2015 - 01:34
Why Does the Aurora Change Colors? Monday, May 13, 2024 - 12:30
G2-G3 Watches for 1-2 Sep; What to Know What to Know about the Labor Day-Night G2-G3 Storm Watches Sunday, August 31, 2025 - 19:52
What to Expect in Solar Cycle 25 What to Expect from the Peak of Solar Cycle 25 Friday, January 19, 2024 - 16:49

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