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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 21, 2024 21:06:14

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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
M7.6 flare R2 (Moderate) Radio Blackout Observed Tuesday, October 1, 2024 - 00:54
Results of the First National Survey of User Needs for Space Weather Monday, September 30, 2024 - 17:15
G1 Watch for 25 September Tuesday, September 24, 2024 - 15:44
G4 (Severe) Geomagnetic Storming Observed Tuesday, September 17, 2024 - 03:54
Strong (G3) Geomagnetic Storms are Likely on 16 September 2024 Saturday, September 14, 2024 - 21:18

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