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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 21, 2024 15:51:14

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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

G3 Level Geomagnetic Event Observed

G3
G3 Level Geomagnetic Event Observed
published: Monday, August 05, 2024 13:17 UTC

A global K index of 7 was observed at 04/1449 UTC in response to what is likely influences from a CME that left the Sun early on 01 Aug. Stay tuned for updates.