A cold winter storm will enter western Arizona this evening and move slowly eastward overnight. A winter storm warning is in effect for the Mogollon Rim and White Mountain Areas and a winter weather advisory covers the rest of northern Arizona.

Expect winter driving conditions with snow levels falling to 2500-3500 feet!

Wednesday the winter storm will continue to bring heavy snowfall and poor visibilities across northern Arizona through Wednesday morning. Snowfall intensity should decrease for areas west of a line from Page to Payson during the afternoon. Areas east of this line should see decreasing snowfall intesity by early evening. Snow levels will be as low as 2000 feet.

Storm total snow accumulations through Wednesday night:

White Mountains 12 – 18 inches
Mogollon Rim (south of Flagstaff) 10 – 15 inches
Mogollon Rim (North of Payson) 15 – 20

Thursday through Sunday weak disturbances will move through the region with scattered snow showers expected Thursday through Friday afternoon and again Saturday night and Sunday. Additional snow accumulations should be light.