NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, November 20, 2017 07:17:02

Main menu

NOAA Scales mini

minimize icon
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
maximize icon
R
no data
S
no data
G
no data
Current Space Weather Conditions
R1 (Minor) Radio Blackout Impacts
close
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
G2 (Moderate) Storming Underway Friday, September 12, 2014 - 18:06
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

Pages