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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Friday, April 26, 2024 22:40:51

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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

G2 (Moderate) Geomagnetic Storm Levels Observed

G2 (Moderate) Geomagnetic Storm Levels Observed
published: Monday, March 25, 2024 17:38 UTC

G2 (Moderate) geomagnetic storming conditions were observed beginning at approximately 23/2320 UTC in response to negative polarity CH HSS and transient-like effects in the solar wind. Visit https://www.swpc.noaa.gov/products/aurora-30-minute-forecast for updating auroral visibility forecasts.