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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, June 30, 2025 21:52:24

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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
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
Total Solar Eclipse Science from the Backyard Total Solar Eclipse Science from the Backyard Saturday, April 6, 2024 - 15:20
Soalr Eclipse Safety Total Solar Eclipse on Monday, August 21st, 2017 Wednesday, August 16, 2017 - 21:46

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