A wind advisory is in effect through 5 a.m. Tuesday. The advisory is in effect for Flagstaff, Williams, Munds Park and the Grand Canyon. Forecasters say winds are expected to be 20-to-30 miles an hour with gusts up to 50 miles per hour at times. If you are traveling the next couple of days, use caution as driving will be difficult at times. Power outages could be possible as well as downed trees.