Flood Watch Issued for Southeast Arizona Until 11 PM MST
Flood Watch Issued for Southeast Arizona Until 11 PM MST
US · Published Sep 17, 2026
A Flood Watch has been issued for Southeast Arizona, including areas such as Tucson, the Tohono O'odham Nation, and the Santa Cruz River Valley, effective until 11 PM MST on September 16,
The National Weather Service warns of potential flooding caused by excessive rainfall, with rain totals of 1 to 2 inches expected in stronger storms and isolated amounts exceeding 2 inches. The region is experiencing well-above-normal moisture levels for September, leading to scattered to numerous showers and thunderstorms capable of producing heavy rainfall.

Impact & Risks

The excessive rainfall may result in flooding of rivers, creeks, streams, and other low-lying areas. Urban areas and locations with poor drainage are particularly at risk. Areas that have already experienced significant rainfall in recent days are more susceptible to flash flooding, which could lead to rapid water accumulation in washes, creeks, and storm drainages. Low-water crossings may also become flooded, posing risks to drivers and residents.

Related News