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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, March 23, 2026 20:50:59

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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

G2 (Moderate) Geomagnetic Storm Watch Extended into 23 Mar

G2 (Moderate) Geomagnetic Storm Watch Extended into 23 Mar
published: Sunday, March 22, 2026 21:14 UTC

G1-G2 (Minor-Moderate) geomagnetic storming is likely to continue into 23 Mar primarily due to high speed stream effects. Visit https://www.swpc.noaa.gov/products/aurora-30-minute-forecast for the Aurora forecast model.

DAP - temp Head Section