NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, October 12, 2024 18:04:49

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

R2 (Moderate) HF Radio Blackout Event on 18 Mar, 2024

R2 Moderate radio blackout/GOES SUVI imagery
R2 (Moderate) HF Radio Blackout Event on 18 Mar, 2024
published: Wednesday, March 20, 2024 08:22 UTC

Newly numbered Region 3615, that just rotated onto the visible disk, produced an impulsive M6.7 flare that peaked at 18/1519 EDT. Forecasters are monitoring coronagraph imagery for any evidence of potential CMEs that may have been associated with this flare, and will provide updates as they become available. As always, continue to monitor our web page for updated watches, warnings, alerts, and forecasts as they become available.