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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, December 03, 2021 00:56:59

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NOAA Scales mini

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Space Weather Conditions
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
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

Geomagnetic Storm Conditions Expected for 25-26 May

Geomagnetic Storm Conditions Expected for 25-26 May
published: Friday, May 28, 2021 22:14 UTC

A G1 (Minor) geomagnetic storm watch has been issued for 25 May with a G2 (Moderate) watch for 26 May due to the arrival of multiple CMEs from 22-23 May associated with flare activity from active sunspot Region 2824.