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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, April 07, 2025 23:32:50

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NOAA Scales mini

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Space Weather Conditions
24-Hour Observed Maximums
R
no data
S
no data
G
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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
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Current Space Weather Conditions
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

Originally Posted
R2 Moderate radio blackout/GOES SUVI imagery R2 (Moderate) HF Radio Blackout Event on 01 Apr, 2025 Tuesday, April 1, 2025 - 07:09
S1 Storm on 31 March S1 (Minor) Storm on 31 March Monday, March 31, 2025 - 21:17
New Solar Cycle Plots Available! New Solar Cycle Plots Available! Monday, March 31, 2025 - 17:55
R3 Flare on 28 March R3 (Strong) Solar Flare Occurred 28 March, 2025 Friday, March 28, 2025 - 15:47
G2 (Moderate) Watch Issued for 26 Mar 2025 Monday, March 24, 2025 - 11:21

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