NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, November 23, 2017 18:33:40

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
Continued G1-G2 (Minor-Moderate) storm levels expected Wednesday, October 7, 2015 - 07:13
CME Influence Continues Saturday, September 13, 2014 - 14:26
G1 S1 R2 Events with photos CME analysis in progress Tuesday, September 5, 2017 - 02:59
CANCELLED: Service Interruption - Saturday, February 21st Tuesday, February 17, 2015 - 22:03
data center image Brief Outage Expected on 3/10 and 3/14 Friday, May 1, 2015 - 15:22

Pages