NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, May 03, 2025 04:54:46

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

Originally Posted
The Evolution and Impact of Active Region 13664 The Evolution and Impact of Active Region 13664 Wednesday, July 17, 2024 - 21:09
R3 Event on 16 July 2024 from Region 3738 R3 Event on 16 July 2024 from Region 3738 Tuesday, July 16, 2024 - 14:18
Forecast Highlight 15-18 July: R1-R2 Events Remain Likely Forecast Highlight 15-18 July: R1-R2 Events Remain Likely Monday, July 15, 2024 - 13:56
A G1 Watch has been issued for July 13-14. G1 Watch for 13 July Thursday, July 11, 2024 - 15:51
Nighttime view of the northern lights in Alaska. The Evolution and Impact of Active Region 13664 Monday, July 8, 2024 - 14:22

Pages