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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Tuesday, April 24, 2018 10:31:08

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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
SDO/AIA satellite imagery indentifying coronal holes G1 (Minor) Watch issued for 6, 7, and 8 December **UPDATE** Thursday, December 3, 2015 - 22:00
Auroral Ovational Model image G1 - G2 (minor to moderate) Geomagnetic Storms Observed Friday, April 10, 2015 - 12:52
Aurora viewing map G1 - Minor geomagnetic storm watch issued Monday, August 14, 2017 - 18:41
G1 conditions still possible Tuesday, November 3, 2015 - 13:16
SDO/AIA composite image G1 geomagnetic storm conditions Thursday, December 10, 2015 - 12:35

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