Know Snow

Winter Driving Conditions sign over snowy roadway
Rain, snow and cooler temperatures are all in the state’s forecast this weekend, which means motorists could face some driving conditions they don’t deal with too often ...
Forest blanketed in snow
Winter weather in Arizona can get pretty severe and in some spots the conditions are enough to bring ADOT construction to a halt.
Snowplow works down a snowy road.
Winter isn’t officially here yet, but Arizona has already received some snowy weather this month. Don’t worry … the season’s early start hasn’t caught ADOT off guard.
Snowplow head out of the ADOT yard to handle new snow
Just a couple days before the official start of spring, our state experienced a severe winter storm that left up to 36 inches of snow in some spots.
Snow on I-40
Snow-covered, icy highways get swift attention from ADOT crews each winter, but some routes face factors so severe, that completely closing the road down for a few months is the best option.
ADOT Snowplow
Driving a snowplow is a lot harder than it looks … Luckily, ADOT has about 395 employees trained and ready to operate the nearly 200 snowplows in Arizona’s fleet.
ADOT Snowplow in Maintenance Yard
Arizona isn’t known for its harsh, winter weather conditions, but that doesn’t mean we don’t see some considerable snowfall during our colder months.


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