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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, December 26, 2024 17:52:59

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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

Update - Geomagnetic Storm has re-strengthened from a G3 to G4

Update - Geomagnetic Storm has re-strengthened from a G3 to G4
published: Monday, April 24, 2023 10:12 UTC

UPDATE: Ongoing geomagnetic disturbances exceeded G4 threshold at 10:47 PM EDT.

A warning remains in effect until 0800 AM EDT (1200 UTC), but may be extended depending on how the storm evolves.  Check our aurora dashboard for the latest aurora predictions.