Rain is expected to continue Sunday with numerous showers and scattered thunderstorms on tap through the afternoon and into the evening, the weather service says.
See what today's weather forecast looks like in Tucson.
Stronger thunderstorms could produce heavy rain with elevated flash flooding potential, the National Weather Service in Tucson said Sunday morning.
Showers and thunderstorms are expected to continue into Monday.
A flash flood watch is in effect until 5 p.m. Monday.
Photos: Monsoon 2025 in Tucson

An monsoon storm cell throws down a bolt near midtown just after sundown, part of a series of storms that ran mostly to south and east, September 25, 2025, Tucson, Ariz.

A lightning bolt hits just east of downtown one of a series of intense storms that skirted most of the city, September 25, 2025, Tucson, Ariz.

Foot traffic along Congress Street moves under a red monsoon sky as dusk settles over Hotel Congress and downtown Tucson, Ariz., July 18, 2025.

A pedestrian walks by along Church Avenue at Alameda Street with the sun going down after a monsoon storm skirted along the far eastern edge of Tucson, Ariz., before quickly dying out, July 8, 2025.

Kids take a ride on playground equipment at Joaquin Murrieta Park in Tucson, Ariz. under clouds that moved in early in the evening on June 30, 2025.

The last time rain was recorded at Tucson’s airport — the official location for weather data here — was .1-inches on July 22. This year’s monsoon has officially dropped less than two inches of rain since June 1, the start of the city’s monsoon period.

Garrett Asher uses an umbrella to shield himself from the rain during a visit at Reid Park Zoo, 3400 East Zoo Court, Tucson, Ariz., July 16, 2025.

A truck drives through flooded streets as heavy rain showers hit the city of Tucson, West Fort Lowell Road, Tucson, Ariz., July 3, 2025.

Petra Thompson uses a garbage bag to protect her hair from a monsoon storm that rolled over the westside in Tucson, Ariz. on July 2, 2025. Thompson said she her just done her hair and wanted to keep it dry as she crossed Grande Ave at St. Mary’s Road.

Guests explore Reid Park Zoo as rainfall continues through Southern Arizona, 3400 East Zoo Court, Tucson, Ariz., July 16, 2025.

A pedestrian picks his way over the pool gathered in the gutters of Stone Avenue and Pennington Street as rain from the first monsoon storm of the season drops on Tucson, Ariz., July 2, 2025.

A City of Tucson bus rider tries to keep dry as heavy rain and hail hit the city, Oracle and Fort Lowell stop, July 3, 2025.

A cyclists maneuvers through the puddles flooding the bike lane along Stone Avenue as the year’s first monsoon storm drops rain on Tucson, Ariz., July 2, 2025.

People exit Reid Park Zoo as rainfall continues through Southern Arizona, 3400 East Zoo Court, Tucson, Ariz., July 16, 2025.

The "Balancing Act” sculpture poses underneath the dark cloudy skies as rain showers pass through Southern Arizona, 4502 North First Avenue, Tucson, Ariz., July 2, 2025.

Traffic moves along St. Mary’s Road as the first monsoon hits the westside of Tucson, Ariz. on July 2, 2025.

A pedestrian braves the rain, walking along Church Avenue at Pennington Street in the first monsoon storm of the season over Tucson, Ariz., July 2, 2025.

A man crosses Scott Avenue at Pennington Street with the rain falling on Tucson, Ariz., July 2, 2025, in the year’s first monsoon storm.

A pedestrian, equipped for the rain, makes his way along Congress Street in the first monsoon storm of the season over Tucson, Ariz., July 2, 2025.

A man waits for the bus as heavy showers begin to pour in Tucson, North Oracle Road, Tucson, Ariz., July 3, 2025.

Afternoon traffic continues down North Oracle Road, as heavy rain showers hit the city, July 3, 2025.

Dark storm clouds roll through Southern Arizona, North Oracle Road, Tucson, Ariz., July 2, 2025.
Cochise and Santa Cruz counties will see more persistent steady, generally moderate rain Sunday.
Scattered thunderstorms are expected in Pima, Pinal, Graham and Greenlee counties, the forecast shows.