NWS Tucson AZFF.W 0235September 29, 2026
Flash Flood Warning: Pima and Pinal, AZ
The National Weather Service office in Tucson issued a flash flood warning for Pima and Pinal in Arizona, which was in force until 3:45 p.m. local time on September 29. It was the 235th flash flood warning the NWS office in Tucson issued in 2026. Arizona had 145 flash flood warnings in September 2026, against 41 in an average September of 2008-2025 (Arizona's flash flood warnings by year).
ExpiredWarning
In force for 6.1 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, Tucson AZ
- Area
- Pima and Pinal
- State
- Arizona
- Level
- Warning
- Issued
- 9:40 a.m. PDT, September 29, 2026
- Expires
- 3:45 p.m. PDT, September 29, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KTWC FF.W 0235
- Official source
- National Weather Service: the notice at its source
Flash Flood Warnings in Arizona since 2008Every warning type in Arizona
Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.
The notice as issued
FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... Northeastern Pima County in southeastern Arizona... Southeastern Pinal County in southeastern Arizona... * Until 345 PM MST Tuesday. * At 940 AM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Up to 1.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Catalina, Oro Valley, Marana, Oracle, Casas Adobes, Saddlebrooke, San Manuel, Saddlebrooke Ranch, Tortolita, Mount Lemmon/Summerhaven, Catalina State Park, Catalina Foothills, Saguaro National Park West, Picture Rocks, Campo Bonito, Biosphere 2, Oracle Junction, Dove Mountain and Redington. This includes the following highways... Route 79 between mile markers 92 and 94. Route 77 between mile markers 73 and 101. Interstate 10 between mile markers 243 and 249. This includes the following Flash Flood Prone Locations... River Rd at San Pedro River, Silverbell Rd near Ina Rd, Overton Rd at Canada del Oro, Sunset Rd west of Camino de Oeste and E Wilds Rd at the Canada del Oro.
What the agency told people to do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.