Severe Thunderstorm Threat From the Central Plains to the Northeast; Extreme HeatRisk for the East Coast

Strong to severe thunderstorms are possible from the central Plains to the Northeast through this evening. Widespread damaging winds are the primary threat but hail and a tornado or two is also possible. Extremely dangerous heat continues across the Eastern U.S. Warm overnight low temperatures will provide little to no relief. Read More >

Winter Safety in Northern Arizona

Learn about winter safety tips for traveling in and through northern Arizona during impactful winter weather conditions. Photo credits to Calvin Johnson and Dirk Spang.

NWS Flagstaff Logo

Weather Patterns that Create Winter Conditions in Northern Arizona

First and Last Snowfall (Click on image for larger view)

Average Snowfall per Year (Click on image for larger view)

Historic 24-hr Snowfall Records (Click on image for larger view)

Elevation Changes in Northern Arizona

Learn about Snow Squalls

What is a Snow Squall (Click on image for larger view)

Historic Snowsquall Pileup (Click on image for larger view)

Snow Squall Warnings (Click on image for larger view)

Watch, Advisory and Warnings - Explaining what these products are

Learn about a Watch, Advisory and Warning for Winter Weather

Winter Weather Travel Tips

Winter Accidents in Arizona (Click on image for larger view)

Tips for Driving in the Winter (Click on image for larger view)

Prepare an Emergency Kit (Click on image for larger view)

Follow us on Twitter

Follow us on Facebook

Follow us on YouTube