\Arizona Weather Force has issued a Thunderstorm and Thundersnow Watch effective from 8pm tonight until 2am Saturday morning for the following zones;
Zones Included: All of Yavapai County … Flagstaff … Western half of Gila County … Northern half of Maricopa County, including Phoenix forecast zone … San Tan Valley on the outskirts …
Discussion: A quick moving storm system now moving across Southern California will move eastward into Arizona tonight. This system has strong upper-level lift, and instability within the watch zone for developing thunderstorms, capable of hail, gusty winds, and heavy snow at times for areas above 3,000 FT (Especially Highway 17 between Flagstaff and Sedona, where 6-12 inches of snow will fall), and brief heavy rainfall.
Raiden Storm
Master General Meteorologist