What areas are affected by the severe thunderstorm in Tucson, Arizona?

The severe thunderstorm is affecting Northeastern Pima County and Southeastern Pinal County, including the cities of Tucson, Catalina, Oro Valley, Marana, and others.

How long will the Severe Thunderstorm Warning be in effect?

The Severe Thunderstorm Warning issued by the National Weather Service will be in effect until 6 PM MST.

What are the main threats from the Catalina State Park thunderstorm?

The storm is expected to bring wind gusts up to 60 mph and the potential for quarter-size hail, which could result in hail damage to vehicles and wind damage to roofs, siding, and trees. There is also a risk of flash flooding in certain areas.

Home / Weather / Severe Thunderstorms Bring Strong Winds and Hail to Arizona Until 6 PM MST

Severe Thunderstorms Bring Strong Winds and Hail to Arizona Until 6 PM MST

12 Oct

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Summary

National Weather Service issues Severe Thunderstorm Warning until 6 PM MST
Storm located over Catalina State Park, moving northeast at 20 mph
Potential impacts include hail damage, wind damage, and flash flooding

Severe Thunderstorms Bring Strong Winds and Hail to Arizona Until 6 PM MST

On October 13, 2025, a severe thunderstorm is affecting the Tucson, Arizona region. The National Weather Service in Tucson has issued a Severe Thunderstorm Warning, which is currently in effect until 6 PM MST.

The storm is located over Catalina State Park and is moving northeast at 20 mph. Affected areas include Tucson, Catalina, Oro Valley, Marana, Oracle, and several other surrounding communities. Residents in these areas are advised to seek shelter immediately and avoid driving on flooded roads.

The storm is expected to bring wind gusts up to 60 mph and the potential for quarter-size hail. This could result in hail damage to vehicles as well as wind damage to roofs, siding, and trees. Additionally, flash flooding is possible in flood-prone locations, such as 1st Ave north of Fort Lowell Rd, Overton Rd at Canada del Oro, and E Wilds Rd at the Canada del Oro.

Authorities are urging people to stay indoors and away from windows until the severe weather passes. Residents should also secure any outdoor objects that could become projectiles in the strong winds. The National Weather Service will continue to monitor the situation and provide updates as necessary.

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