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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, April 26, 2018 17:21:10

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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

G2 (Moderate) Geomagnetic Storm in Progress, G3 Watch for 14 October

G2 (Moderate) Geomagnetic Storm in Progress, G3 Watch for 14 October
published: Friday, October 14, 2016 16:31 UTC

A G2 (Moderate) Geomagnetic Storm commenced at 1759 UTC (~2:00 pm ET) on 13 October due to continued CME effects. A G3 (Strong) Geomagnetic Storm Watch remains in effect for 14 October as effects persist. Stay tuned for updates!