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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, January 25, 2025 15:18:21

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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
Coronal Hole Evolution Past Several Rotations Monday, October 29, 2018 - 16:51
Coronal Hole High Speed Streams (CH HSS) Monday, September 25, 2017 - 21:17
Coronal Holes Monday, October 29, 2018 - 16:31
Active Region 12339 Coronal Mass Ejection From 05 May To Miss Earth Thursday, May 7, 2015 - 18:55
Coronal Mass Ejection From March 7th To Miss Earth Sunday, March 8, 2015 - 21:11

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