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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, October 22, 2017 22:41:47

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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

Originally Posted
ACE SWEPAM plot showing interplanetary shock arrival. Interplanetary Shock Arrived at ACE - Geomagnetic Disturbance in Progress Sunday, December 21, 2014 - 21:26
Enlil model depiction Possible G1/G2 Geomagnetic Storms Friday, December 19, 2014 - 14:18
Potential minor impacts from the R2 Moderate radio blackout event Thursday, December 18, 2014 - 04:36
An image depicting the characters Q & A New Website Q&A Tuesday, December 16, 2014 - 09:08
D-region plot R2 Flare from Region 2222 Thursday, December 4, 2014 - 19:40

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