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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, April 20, 2024 10:27:49

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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
G1 S1 R2 Events with photos CME analysis in progress Tuesday, September 5, 2017 - 02:59
CME on 28 Mar to miss Earth CME Associated with X1 Flare on 28 March 2024 to Miss Earth Friday, March 29, 2024 - 01:42
CME Influence Continues Saturday, September 13, 2014 - 14:26
Comet 96P Machholz in SOHO Comet 96P Machholz Observed by NASA/SOHO Instrument Wednesday, February 1, 2023 - 18:05
Continued G1-G2 (Minor-Moderate) storm levels expected Wednesday, October 7, 2015 - 07:13

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