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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, December 26, 2024 18:16:57

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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-G2 (Minor-Moderate) Geomagnetic Storm Watch for 28-29 Nov

G1-G2 (Minor-Moderate) Geomagnetic Storm Watch for 28-29 Nov
published: Saturday, November 30, 2024 13:18 UTC

A G1 (Minor) watch has been issued for 28 Nov and a G2 (Moderate) watch was issued for 29 Nov due to the arrival of a CME associated with a filament eruption that took off the Sun late on 25 Nov.