NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, November 24, 2024 13:35:03

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 (R3 Radio Blackout) Event on 28 October, 2021

R3 Event on 28 October, 2021
X1 Flare (R3 Radio Blackout) Event on 28 October, 2021
published: Monday, November 01, 2021 00:18 UTC

An R3 (Strong radio blackout) event took place due to an X1 flare at 1535 UTC (11:35 am EDT) on 28 October from Region 2887. The impulsive flare appeared to have coronal mass ejection (CME) related signatures, however, analysis is ongoing and we are also awaiting updated coronagraph imagery at this time. Please continue following our website for the latest forecast information and updates.