The National Weather Service has issued a flash flood warning for Pima County starting at 6:33 p.m. Sept. 3. The warning expires at 9:30 p.m. Sept. 3.
At 6:33 p.m., Doppler radar indicated thunderstorms producing heavy rain across the extreme northeast portions of the Tucson area. Radar estimates between 0.75 and 1.30 inches of rain has fallen into the Agua Caliente and Tanque Verde Creek watersheds. Life-threatening flash flooding is ongoing or expected to begin shortly, especially along drainages that drain into the Agua Caliente Creek and the Tanque Verde Creek. Flash flooding of creeks and streams, urban areas, highways, streets and underpasses is possible.
Some locations that will experience flash flooding include Tucson, Tanque Verde and Seven Falls.
This includes the following flash-flood prone locations: Agua Caliente Wash from Soldier Trail to Fort Lowell, Wentworth Road at Tanque Verde Wash, Tanque Verde Loop Road at Tanque Verde Wash and Limberlost Road from Soldier Trail to Homestead Avenue.
For the latest watches and warnings, see our weather alert page.
Tips for flood weather
Officials offered the following tips for residents to prepare for approaching storms and potential flooding threats.
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Protect your property from floodwaters and purchase flood insurance.
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Plan for sheltering where you are and for evacuation.
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Seek high ground (for flash floods) or stay on high ground.
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Avoid walking or driving in floodwaters. Depth and velocity of the water are not always obvious; the ground or road may suddenly wash away and hidden dangers may exist; do not attempt to evacuate through floodwaters.
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Know how to avoid injury from debris, contaminated water, carbon monoxide poisoning, electrocution, and damaged buildings and infrastructure.
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Seek professional review or inspection of structures and utilities before entering buildings that are flooded.
This article was generated by The Arizona Republic and USA TODAY Network using data released by the National Weather Service. It was edited by a staff member.
This article originally appeared on Arizona Republic: Flash flood warning issued for Tucson area