WOXX11 KWNP 262236

ALTK05



Space Weather Message Code: ALTK05

Serial Number: 1820

Issue Time: 2025 Jun 26 2231 UTC



ALERT: Geomagnetic K-index of 5

Synoptic Period: 2100-2400 UTC

Active Warning: Yes

NOAA Scale: G1 - Minor

www.swpc.noaa.gov/noaa-scales-explanation

Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude.

Induced Currents - Weak power grid fluctuations can occur.

Spacecraft - Minor impact on satellite operations possible.

Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine.



# Issued by the US Dept. of Commerce, NOAA, Space Weather Prediction Center

# Recent messages, data, and help at http://swpc.noaa.gov/alerts/

# Send questions to SWPC.Webmaster@noaa.gov

