NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Saturday, April 20, 2024 10:20:03

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

G2 (Moderate) Geomagnetic Storms Observed - G1 (Minor) Storms Expected

G2 (Moderate) Geomagnetic Storms Observed - G1 (Minor) Storms Expected
published: Monday, September 05, 2016 14:30 UTC

The near-Earth solar wind environment remains enhanced under the influence of a positive polarity coronal hole high speed.  G2 (Moderate) geomagnetic storm conditions were observed early today, 03 Sep, and a warning for G1 (Minor) storm levels is in effect until 04/0600 UTC.