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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, May 08, 2025 11:45:42

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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
G1 (Minor) Geomagnetic Storm Conditions Met Friday, February 23, 2018 - 12:48
SWPC Operations Switches from ACE back to DSCOVR Thursday, February 15, 2018 - 17:45
SWPC Forecast Operations Switches to ACE from DSCOVR Tuesday, February 13, 2018 - 17:05
G1 Watch for 26 February, 2018 G1 Watch for 26 February, 2018 Monday, February 12, 2018 - 21:14
12 February, 2018 C1 Flare C1 Flare and Associated CME of 12 February, 2018 Monday, February 12, 2018 - 15:15

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