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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, October 22, 2017 22:35:16

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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
CME image M2 Solar Flare (R1 Minor Radio Blackout) with CME Tuesday, February 10, 2015 - 14:39
UPDATE: G2 (Moderate) Geomagnetic Storm Warning Expired Wednesday, January 21, 2015 - 16:23
UPDATED - R2 (Moderate) Radio Blackout Tuesday, January 13, 2015 - 11:27
G1 Minor geomagnetic activity **UPDATE** Monday, December 29, 2014 - 22:23
Additional CME Activity Tuesday, December 23, 2014 - 14:39

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