NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Thursday, April 25, 2024 07:12:43

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 ascending Originally Posted
D-region absorption prediction during 02/2033 UTC R2 event R2 (Moderate) Radio Blackouts Observed - 02 April 2017 Sunday, April 2, 2017 - 21:26
EUV image of a solar flare R2 (Moderate) Radio Blackout on 30 Mar Saturday, March 30, 2024 - 22:11
R2 (Moderate) Radio Blackout Observed Tuesday, January 23, 2024 - 05:11
R2 (Moderate) Radio Blackout Observed Monday, January 29, 2024 - 06:17
R2 (Moderate) Radio Blackout Observed Wednesday, February 7, 2024 - 04:20

Pages