NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, July 18, 2024 00:32:13

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

R3 Flare from Region 3697 (former Region 3664 of early May)

R3 Flare from Region 3697 (former Region 3664 of early May)
R3 Flare from Region 3697 (former Region 3664 of early May)
published: Friday, May 31, 2024 16:01 UTC

Region 3697 (old region 3664 from early May) has survived solar rotation and produced a long-duration X1 (R3; Strong) flare the morning of 29 May.