PHOENIX - Wintry weather is making highways across much of Arizona slick due to rain and snow.
Snow fell Friday in higher elevations in a broad area extending from Flagstaff and the Grand Canyon in northern Arizona to southeastern Arizona, including along Interstate 10 east of Benson.
The National Weather Service forecast new snowfall Friday of up to 5 inches in Show Low and up to 3 inches in Flagstaff.
The state Department of Transportation warned of slippery road conditions and urged travelers to "adjust your speed and driving habits accordingly." T
he weather service office in Phoenix said the current storm system would exit south-central Arizona on Saturday and be followed by a weaker system Monday and Tuesday.