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Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, September 25, 2017 09:53:38

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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
Right on time… Friday, September 12, 2014 - 16:11
The First CME Has Arrived... Friday, September 12, 2014 - 01:30
WSA Enlil model run A pair of CMEs Thursday, September 11, 2014 - 05:45
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

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