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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, December 25, 2024 16:44:27

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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

(Updated) G2 Watch issued for 14 Apr 2022. G1 Watch added for 15 Apr 2022

(Updated) G2 Watch issued for 14 Apr 2022. G1 Watch added for 15 Apr 2022
(Updated) G2 Watch issued for 14 Apr 2022. G1 Watch added for 15 Apr 2022
published: Saturday, April 16, 2022 03:54 UTC

WSA Enlil model runs suggest that a CME (associated with a C1 flare at 11/0521 UTC from now plage Region 2987) will likely impact Earth on 14 Apr. A G2 (Moderate) Geomagnetic Storm Watch has been issued for 14 Apr 2022, and a G1 (Minor) Geomagnetic Storm Watch has been issued for 15 Apr 2022 as CME effects persist into the 15th.  Visit https://swpc.noaa.gov for continuing updates and forecasts.