NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Sunday, November 24, 2024 10:30:14

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

G2 Warning expired/ G1 Warning in effect

Ovation Aurora model/G1 Warning
G2 Warning expired/ G1 Warning in effect
published: Tuesday, March 28, 2017 19:10 UTC

The G2 Geomagnetic Storm Warning has expired. However, a G1 Geomagnetic Storm Warning is now in effect until 2:00 PM EDT (28/1800 UTC) as coronal hole high speed stream effects continue to influence Earth. Stay tuned for updates!