NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Monday, April 15, 2024 23:43:48

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

G2 Moderate Storm levels reached on 19 Sep

G2 Moderate Storm levels Reached. Aurora forecast plot.
G2 Moderate Storm levels reached on 19 Sep
published: Wednesday, September 20, 2023 00:58 UTC

G2 (Moderate) geomagnetic storm levels were reached at 19/0216 UTC (18/2016 MDT) following the likely arrival of the anticipated coronal mass ejection that left the Sun on 16 Sep.

Stay tuned to our website for updates.