A large winter storm bringing snow and rain is hitting Arizona, forcing closures of I-40 in Ash Fork, Kingman and Winslow.

The Arizona Department of Transportation urged drivers to be cautious as a winter storm pummeled northern Arizona.

Heavy snowfall in northern Arizona was making travel difficult ... an ice scraper and a road map. Equip your car with snow tires or chains for better traction on the road. Ensure the antifreeze ...

The map is based on the average annual extreme ... It wouldn't be good to plant a tropical plant in the northern part of the country, where the minimum average temperature can drop as low as ...