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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, January 16, 2018 21:39:49

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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 Levels Observed

Aurora Forecast Model Output
G1 (Minor) Geomagnetic Storm Levels Observed
published: Saturday, March 04, 2017 01:02 UTC

G1 (Minor) geomagnetic storm levels were observed at 03/0844 UTC due to effects from a negative polarity coronal hole high speed stream. A G1 storm warning remains in effect until 03/1500 UTC. Stay tuned for updates!