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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, February 11, 2025 03:00:46

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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.

News Archive

sort ascending Originally Posted
Two Flares; Effects on Cellular Networks Unlikely Two Major Solar Flares; Effects on Cellular Networks Unlikely Thursday, February 22, 2024 - 17:23
USA Jobs Website logo Two Job Vacancies now open at SWPC! Thursday, November 16, 2023 - 14:54
Tutorial on electric power grid impacts Tuesday, March 17, 2015 - 15:04
Tutorial on electric power grid impacts Tuesday, March 17, 2015 - 15:04
GOES-13 removal as space weather data source Transition Away From GOES-13 for Space Weather Data Monday, December 11, 2017 - 20:40

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