NWS Tucson AZFF.W 0197September 12, 2026
Flash Flood Warning: Pima, AZ
The National Weather Service office in Tucson issued a flash flood warning for Pima in Arizona, which was in force until 3:45 p.m. local time on September 12. It was the 197th 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 2.9 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
- State
- Arizona
- Level
- Warning
- Issued
- 12:52 p.m. PDT, September 12, 2026
- Expires
- 3:45 p.m. PDT, September 12, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KTWC FF.W 0197
- 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... * Until 345 PM MST. * At 1252 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area which extends from the Catalina Foothills into Casas Adobes and Oro Valley. Between 0.5 and 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. 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, Casas Adobes, Flowing Wells, Tanque Verde, Tortolita, Catalina State Park, Catalina Foothills, Sabino Canyon Recreation Area and Seven Falls. This includes the following highways... Route 77 between mile markers 71 and 87. Interstate 10 between mile markers 243 and 253. This includes the following Flash Flood Prone Locations... Silverbell Rd near Ina Rd, Camino De La Tierra at the Rillito River, Limberlost Rd from Soilder Trail to Homestead Ave, Overton Rd at Canada del Oro, Snyder Rd from Kolb Rd to Sabino Canyon Rd, Sunset Rd west of Camino de Oeste and E Wilds Rd at the Canada del Oro. This includes the following streams and drainages... Agua Caliente Wash, Bird Canyon, Esperero Wash, Ventana Canyon Wash, Sutherland Wash, Santa Cruz River, Oro, Caada del, Rillito River, Tanque Verde Wash, Sabino Creek, Chirreon Wash, Indian Well Wash, Big Wash, Pantano Wash and Chalk Creek.
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.
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.