NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, April 20, 2024 10:28:54

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

X1 Flare Observed at 1347 UTC on 30 April, 2022

X1 Flare Observed at 1347 UTC on 30 April, 2022
published: Tuesday, May 03, 2022 13:18 UTC

Region 2994 (N15, L=107) produced an impulsive X1 flare at 1347 UTC on 30 April 2022. Radio degradation was possible in sunlit locations, with the possibility for temporary radio blackouts over the Atlantic Ocean during the time of the event. Region 2994 is beyond the west limb and the associated CME is not expected to be Earth-directed.