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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, April 25, 2024 19:48:14

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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 Conditions Observed

G1 alert with Ovation Aurora model
G1-Minor geomagnetic Storm Conditions Observed
published: Wednesday, February 28, 2018 06:07 UTC

G1 (Minor) geomagnetic storm conditions were observed at 27/0444 UTC due to enhanced solar wind values. Stay tuned here for updates.