September 2026
ARRL Preparedness Month
https://www.arrl.org/news/national-preparedness-month-12-ways-to-prepare

October 3-4, 2026
ARRL SET (simulated emergency test)
https://www.arrl.org/simulated-emergency-test

October 15, 2026 10:15 MDT
Great Shakeout
https://www.shakeout.org/montana/