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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, January 16, 2018 21:45:38

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NOAA Scales mini

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Space Weather Conditions
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
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

Geomagnetic Storm Subsiding - G1 (Minor) Storm still possible.

Planetary K-indices declining
Geomagnetic Storm Subsiding - G1 (Minor) Storm still possible.
published: Thursday, March 19, 2015 14:18 UTC

The geomagnetic storm has subsided.  Solar wind speed remains high, however, and G1 (Minor) storm episodes are still possible.