NOAA Logo

NWS Logo

Organizations

Space Weather Prediction Center

National Oceanic and Atmospheric Administration

Wednesday, October 15, 2025 19:39:25

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 Storm Watch 16 Oct

G2 (Moderate) Geomagnetic Storm Watch 16 Oct
published: Tuesday, October 14, 2025 19:51 UTC

Isolated G2 (Moderate) geomagnetic storm activity is likely by late on 16 Oct with the arrival of CMEs that left the Sun over the course of 11-13 Oct. G1 (Minor) geomagnetic storm activity is likely to carry on into 17 Oct with possible additional CME effects on the near-Earth environment.