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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, May 04, 2025 15:24:42

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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
NOTICE: Unscheduled Network Outage Tuesday, April 30, 2024 - 21:09
G3 (Strong) Geomagnetic Storm In Progress Friday, April 19, 2024 - 20:02
Total Solar Eclipse Science from the Backyard Total Solar Eclipse Science from the Backyard Saturday, April 6, 2024 - 15:20
G1 (Minor) Geomagnetic Storming Watch for 04-05 Apr Monday, April 1, 2024 - 21:33
EUV image of a solar flare R2 (Moderate) Radio Blackout on 30 Mar Saturday, March 30, 2024 - 22:11

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