GREAT FALLS, Mont. — The National Weather Service said strong winds, with occasional gusts up to 100 mph, made travel difficult and possibly hazardous along the Rocky Mountain Front in northern Montana.
Southwest winds of 40 to 70 mph were forecast along the eastern side of the Rocky Mountains on Sunday.
Motorists were warned the wind would cause difficult travel conditions in the Great Falls area and north to the Canadian border, and between Great Falls and Lewistown.
Isolated power outages, downed trees and property damage are possible. Helena, Bozeman and Havre had set record high temperatures by midday Sunday.