From the National Weather Service in Flagstaff:
Accumulating snows are possible over the high country midweek, as a storm system passes through. These are your current chances of seeing at least 1 inch of snowfall by Thursday morning. 
For always up-to-date winter weather forecasts, head to: weather.gov/fgz/ProbabilisticSnowandIce
You can also head over to the FlagScanner weather center at: https://flagscanner.com/weather/
