NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, October 21, 2018 10:44:55

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 Postedsort ascending
R1 (Minor) Radio Blackout Observed Saturday, October 21, 2017 - 12:47
aurora picture SWORM.GOV Launched Friday, October 20, 2017 - 17:02
G2 (Moderate) Geomagnetic Storm Warning in Effect Sunday, October 15, 2017 - 05:34
G1 (Minor) Geomagnetic Storm Conditions Observed Friday, October 13, 2017 - 15:34
G2- Moderate geomagnetic storm watch issued for 25 Oct 2017. G2 (Moderate) Geomagnetic Storm Watch Issued For 25 Oct Sunday, October 8, 2017 - 18:30

Pages