NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, February 18, 2018 21:50:17

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

sort ascending Originally Posted
Shock Arrival at ACE Thursday, December 31, 2015 - 01:49
Service Restored - Saturday March 7th, 2015 Service Restored - Saturday March 7th, 2015 Saturday, March 7, 2015 - 22:51
Service Interruption – Saturday, December 13th - COMPLETE Thursday, December 4, 2014 - 16:35
DSCOVR graphic Scheduled DSCOVR Data Outage on 7 October Sunday, October 2, 2016 - 05:15
S1 Warning/D-Rap model chart S1 Radiation Storm Warning extended Wednesday, September 13, 2017 - 21:54

Pages