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National Oceanic and Atmospheric Administration

Saturday, January 04, 2025 15:54:07

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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

G4 (Severe) Geomagnetic Storm Alert Threshold Reached at 1241 ET

G4 (Severe) Geomagnetic Storm Alert Threshold Reached at 1241 ET
G4 (Severe) Geomagnetic Storm Alert Threshold Reached at 1241 ET
published: Thursday, January 02, 2025 21:05 UTC

The G4 (Severe) Geomagnetic Storm Alert threshold was reached on January 1st, 2025 at 1241 ET due to continued effects from the CME's that left the Sun on December 29th. Stay tuned for updates!