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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, July 06, 2025 14:02:12

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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
R3 Event on 3 May, 2022 X1 Flare (R3-Strong Radio Blackout) on 3 May, 2022 Tuesday, May 3, 2022 - 14:22
R3 Event on 28 October, 2021 X1 Flare (R3 Radio Blackout) Event on 28 October, 2021 Thursday, October 28, 2021 - 17:29
X-class Flares Continue to Occur Saturday, May 11, 2024 - 13:53
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

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