Flash Flooding Likely into Tonight for Portions of Kansas and Missouri; Heat Wave Expands to the East Coast; Tropical Storm Krosa Forms Near the Marianas.

Flash flooding likely in northeast Kansas & Missouri into tonight. Widespread extreme heat will develop and persist across much of the Southeast this weekend & next week. Tropical Storm Krosa has formed and will continue to cause heavy rain across Guam & the CNMI through Saturday. Severe storms with flooding rains expected into tonight for portions of the Midwest. 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.

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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)

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