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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, January 25, 2025 17:07:47

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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
CH70 & RGN 2733 CH 70 and RGN 2733 Updates Monday, January 28, 2019 - 19:34
CH HSS Effects 29-31 October, 2023 CH HSS Influences Likely on 29-31 October, 2023 Friday, October 27, 2023 - 13:28
30 Dec 2022 G1 storms CH HSS related G1 (Minor) Storms on 30 December, 2022 Friday, December 30, 2022 - 15:47
G1 S1 R2 Events with photos CME analysis in progress Tuesday, September 5, 2017 - 02:59
CME Arrival on 31 December CME Arrival as Expected on 31 December, 2024 Tuesday, December 31, 2024 - 17:05

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