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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, January 18, 2018 21:48:21

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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

G1 (Minor) Watch Issued for 22 May 2016

G1 (Minor) Watch Issued for 22 May 2016
published: Monday, May 23, 2016 17:07 UTC

A G1 (Minor) geomagnetic Watch is in effect for the 22 May due to a disturbed interplanetary magnetic field related to a positive polarity coronal hole high speed stream. Continue to monitor our SWPC website for any changes to the forecast.