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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, October 22, 2017 22:40:25

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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
DRAP image Recent R3 (NOAA Scale - Strong) Solar Flare Wednesday, September 10, 2014 - 18:02
a model depiction of a CME expected to arrive at Earth on 12 September G2 (moderate) Geomagnetic Storm Watch Tuesday, September 9, 2014 - 18:39
Activity from Region 2158... Tuesday, September 9, 2014 - 04:56
Back-sided Coronal Mass Ejection Tuesday, September 2, 2014 - 14:21
An announcement to take a survey of the new webpage SWPC New Website Survey Available Thursday, August 28, 2014 - 22:13

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