NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, June 27, 2021 10:43:16

Main menu

NOAA Scales mini

minimize icon
Space Weather Conditions
on NOAA Scales
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
on NOAA Scales
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 descending Originally Posted
G1 Watch 5-6 Aug, 2019 G1 Watch for 5 & 6 August, 2019 Monday, August 5, 2019 - 14:38
G1 Watch 9 July 2017 G1 Watch for 9 July UTC-Day Thursday, July 6, 2017 - 20:55
G1 Watch 1 & 2 June, 2018 G1 Watch for June 1 and 2 UTC-days Tuesday, May 29, 2018 - 19:13
SDO/AIA 211 imagery G1 Watch issued for next coronal hole Tuesday, December 8, 2015 - 13:29
G1 Watch for 5 and 6 January G1 Watch Remains in Effect for 5 and 6 January Thursday, January 5, 2017 - 21:44

Pages