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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, June 20, 2025 00:19:03

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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
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
G3 (Strong) Geomagnetic Storm Warning Issued Friday, June 13, 2025 - 02:24

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