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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, July 17, 2018 15:23:45

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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) Geomagnetic Storm Warning Issued - 10 Mar 2018

G1 (Minor) Geomagnetic Storm Warning Issued - 10 Mar 2018
published: Saturday, March 10, 2018 12:01 UTC

G1 (Minor) geomagnetic storm conditions are expected between 10/0025-1200 UTC due to the influence of a passing transient feature.