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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, July 11, 2025 10:05:44

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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 descending Originally Posted
Nighttime view of the northern lights in Alaska. The Evolution and Impact of Active Region 13664 Monday, July 8, 2024 - 14:22
The Evolution and Impact of Active Region 13664 The Evolution and Impact of Active Region 13664 Wednesday, July 17, 2024 - 21:09
The First CME Has Arrived... Friday, September 12, 2014 - 01:30
A picture of the aurora forecast and Kp index. The Geomagnetic Storm continues to decay. Monday, April 24, 2023 - 13:37
The NESDIS launch website for SWFO-L1 is now live! Monday, June 30, 2025 - 17:47

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