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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, August 19, 2018 19:16:32

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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 Postedsort ascending
CME passage depicted in shaded area Anticipated CME Passes Quietly By The Earth Sunday, June 28, 2015 - 14:50
The Sun produces yet another Earth-directed event Thursday, June 25, 2015 - 18:28
Yet another R2 flare from NOAA Region 12371 Thursday, June 25, 2015 - 13:46
24 June ACE plot G3 downgraded to G1 Wednesday, June 24, 2015 - 22:08
G4 Alert: Another storm reaches severe levels Monday, June 22, 2015 - 19:41

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