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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, March 29, 2025 02:16:08

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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

G1 (Minor) Geomagnetic Storm Watch For 6-7 Apr

G1 (Minor) Geomagnetic Storm Watch For 6-7 Apr
published: Sunday, April 10, 2022 05:44 UTC

A G1 (Minor) geomagnetic storm watch is in effect for 6-7 Apr in response to the anticipated arrival of the 3 Apr CME, which originated from a filament eruption that was centered near S22W30.