Winter Storm in Arizona
Every winter storm event the National Weather Service has filed in Arizona, year by year, with the most significant episodes. A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.
The most significant on the map
The most significant winter storm episodes in Arizona.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The record
- Events
- 332
- Deaths
- 22
- Injuries
- 22
- Damage
- $1.3 million
Every year
The most significant
Ranked by deaths, injuries, damage and size together.
- Winter Storm in Arizona, March 20 to 21, 2000A powerful winter storm blanketed northern Arizona with heavy snow. Some of the highest elevations reported around 2 feet of snow. There were a number of trafic accidents with some fatalities.
- Winter Storm and Heavy Snow in Arizona, March 13 to 14, 2025The first of two back to back winter storms moved in on March 13th and left on March 14th. This was marked by an intense band of snow that was short lived, but dropped quite a bit of snow.
- Winter Storm in Arizona, January 12 to 14, 1997Perhaps the largest snow storm of the decade brought heavy snow to most of northern Arizona. Heavy snow fell from early Sunday morning, the 12th, through last Tuesday night, the 14th.
- Winter Storm in Arizona, March 10 to 12, 2006A major winter storm affected all of Northern Arizona from Friday (03/10) though most of the day on Sunday (3/12). Heavy snowfall and rare low elevation snowfall occurred over almost all of Northern Arizona. Snow levels dropped to as low as 2000 feet south of the Mogollon Rim.
- Winter Storm in Arizona, March 5 to 7, 2000A winter storm dropped between 1 and 1 1/2 inches of rain in the Tucson area, with nearby mountains receiving about 24 inches of snow. Temperatures hovered around freezing and approximately 500 illegal aliens surrendered themselves to nearby homes or passing motorists.
- Flash Flood and Winter Storm in Arizona, January 20 to 23, 2010A very strong jet stream moving across the Pacific brought abundant moisture and significant precipitation to northern Arizona on January 21th. The snow level started out around 3400 feet with significant snow above 5000 feet.
- Winter Storm in Arizona, November 29, 2001The first storm of the season with measurable snow caused dozens of rush-hour traffic accidents. Most of the accidents occurred on Flagstaff City streets as the roads became snow packed and icy. City police handled more than 40 accident calls.
- Winter Storm in Arizona, December 18, 2002A winter storm moved across northern Arizona leaving a blanket of snow and dangerous road conditions. In an eighteen hour time period, the Department of Public Safety reported more than 15 slide offs and 15 accidents.
- Winter Storm and Heavy Rain in Arizona, February 3 to 4, 2008A classic cold mid to upper level trough originating near the Gulf of Alaska dug into Southeast Arizona providing Southeast Arizona with a cold rain and relatively low elevation snowfall.
- Winter Storm and Heavy Snow in Arizona, February 9 to 10, 2009A second storm in two days brought record amounts of snow to portions of northern Arizona on February 9th. The Arizona Department of Public Safety reported hundreds of vehicle collisions across northern Arizona.
- Winter Storm in Arizona, March 5 to 6, 2000Snow accumulated to between 2 and 4 inches in the higher elevations of southern Gila county and northern Maricopa county. A hiker died along the Seven Springs trail, northwest of Bartlett Lake, due to hypothermia.
- Blizzard and Winter Storm in Arizona, December 7 to 8, 2009An intense winter storm passed through Arizona during the evening hours of December 7th and during the early morning hours of December 8th.
- Winter Storm and Hail in Arizona, January 24 to 26, 2021A pair of winter storm systems moved across Arizona January 24 through 26. The first brought moderate snow accumulations to several mountain ranges above 6000 feet on January 24. Mt. Lemmon Highway was closed at the base as a result.
- Winter Storm and High Wind in Arizona, January 20 to 21, 2017A winter storm impacted southeast Arizona on January 20th and 21st. This storm resulted in very heavy snow across area mountain ranges, especially over 7000 feet in elevation with some locations seeing in excess of 2 feet of snow.
- Winter Storm in Arizona, January 6 to 7, 1997A cold winter storm created snowfall at unusually low elevations. A trace of snow was recorded at Tucson, and 4 to 10 inches at elevations between 4000 and 6000 feet.
- Winter Storm and High Wind in Arizona, February 22, 2023An anomalously intense low pressure system for February caused very strong winds across southeast Arizona resulting in damage such as roof damage, downed trees, power poles and communication antennas.
- Winter Storm in Arizona, January 1 to 2, 2019A relatively strong and cold weather system impacted southeast Arizona New Year's Eve through January 2nd.
- Winter Storm and High Wind in Arizona, January 31, 2016A strong trough of low pressure moved across Southeast Arizona the night of January 31 into February 1. This produced very strong winds across Southeast Arizona, especially in the mountains with Mt. Lemmon gusting over 100 MPH.
- Winter Storm and High Wind in Arizona, February 1, 2016A strong trough of low pressure moved across Southeast Arizona the night of January 31 into February 1. This produced very strong winds across Southeast Arizona, especially in the mountains with Mt. Lemmon gusting over 100 MPH.
- Winter Storm in Arizona, February 21 to 22, 2019A relatively strong and cold weather system impacted southeast Arizona February 21 and 22. This storm resulted in heavy snow across area mountain ranges with locations above 5000 feet receiving one to two and a half feet of snow.
- Winter Storm and High Wind in Arizona, February 6 to 7, 2024A strong weather system moved through the region on February 6 and 7 resulting in strong gusty winds and heavy mountain snow.
- Winter Storm in Arizona, March 5 to 7, 2000A powerful winter storm moved across northern Arizona for nearly two days. Some of the highest elevations reported over 3 feet of snow.
- Winter Storm and Dust Storm in Arizona, April 1 to 28, 1999Rain, wind, and snow in the mountains spread across a large part of Arizona. Snow was reported at the 3600 foot elevation in Carefree, north of Phoenix.
- Winter Storm and Winter Weather in Arizona, February 20, 2013A very strong area of low pressure moved across Southeast Arizona on February 20th resulting in very low snow levels across the region. Snow levels dropped as low as 2000 feet with measurable snow at elevations 2500 feet and higher including the Tucson metro area.
- Winter Storm in Arizona, December 29 to 30, 2010A very strong winter storm moved through Southeast Arizona on December 29th into December 30th. This system started relatively warm on the 29th with the first wave of precipitation and associated cold front with only some of the mountaintops seeing snow.
More
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.