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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 21, 2024 21:12:22

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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
Minor (S1) Solar Radiation Storm In Progress - 21 Nov 2024 Thursday, November 21, 2024 - 20:44
R3 (Strong) Flare Erupts from the Sun R3 (Strong) Flare Erupts from the Sun Wednesday, November 6, 2024 - 14:48
G1 (Minor) Storm Watch for the 7 November UTC-Day G1 (Minor) Storm Watch for the 7 November UTC-Day Monday, November 4, 2024 - 20:13
R1-R2 Events Remain Likely 4-6 November R1-R2 Events Remain Likely 4-6 November Monday, November 4, 2024 - 20:10
Solar Flare Probabilities Remain Elevated 4-6 November Monday, November 4, 2024 - 15:49

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