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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 23, 2017 18:17:57

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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

News Archive

Previous SWPC news items.

News Archive

sort ascending Originally Posted
Geospace delta B North America example product Announcing Geospace Model Version 1.5 Wednesday, November 8, 2017 - 21:34
Solar image with sunspots annotated Almost Out of View - Still a Threat Wednesday, October 29, 2014 - 16:05
Additional CME Activity Tuesday, December 23, 2014 - 14:39
Activity from Region 2158... Tuesday, September 9, 2014 - 04:56
WSA Enlil model run A pair of CMEs Thursday, September 11, 2014 - 05:45

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