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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, April 24, 2018 21:21:34

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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 descending Originally Posted
Sunspot Region 2403 No CME Expected from R2-Moderate Flare Monday, August 24, 2015 - 20:27
No more 'Dark side of the Moon' Wednesday, August 5, 2015 - 19:13
NOAA Aurora Spotters on flickr Friday, September 12, 2014 - 22:16
NOAA's 2015 SBIR Solicitation is Now Open NOAA's 2015 SBIR Solicitation is Now Open Tuesday, November 4, 2014 - 15:59
An EPL as seen from the STEREO and SDO spacecraft Non-Earth Directed CME Visible from Three Different Perspectives Thursday, December 3, 2015 - 21:53

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