NWS Tucson AZFF.W 0178September 2, 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 5:00 p.m. local time on September 2. It was the 178th 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 2.6 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
- 2:27 p.m. PDT, September 2, 2026
- Expires
- 5:00 p.m. PDT, September 2, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KTWC FF.W 0178
- 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... South Central Pima County in southeastern Arizona... * Until 500 PM MST. * At 227 PM MST, Doppler radar indicated thunderstorms producing heavy rain in areas along and near Arivaca Road north of Arivaca in Pima county. Between 1 and 1.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. 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, streets as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Flood prone areas along Arivaca Road from Arivaca to the Pima and Santa Cruz county border.
What the agency told people to do
In hilly terrain there are many low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.
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.