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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, June 23, 2025 17:22:43

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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

Originally Posted
G2 (Moderate) Geomagnetic Storming Likely 25 Jun Monday, June 23, 2025 - 17:15
R3 (Strong) Event Observed - 19 Jun 2025 Friday, June 20, 2025 - 00:13
R3 (Strong) HF Radio Blackout Event Observed Tuesday, June 17, 2025 - 22:46
R2 Moderate (M8.4 X-ray flare) solar event R2 Moderate solar flare Sunday, June 15, 2025 - 19:39
G2 (Moderate) Geomagnetic Warning 13 Jun Friday, June 13, 2025 - 06:33

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