Severe · Flash Flood WarningThis alert has expired. It is kept for reference.

Flash Flood Warning issued November 1 at 10:52AM MST until November 1

Affecting Pima, AZ; Pinal, AZ

In effect until: Nov 1, 2026, 8:45 PM

Pima, AZ; Pinal, AZ

Likely impact across 2 counties in AZ; effects through 8:45 PM.

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.

Affected areas

Tucson

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Read the original bulletin (official text)

At 1052 AM MST, Doppler radar and automated rain gauges indicated
that heavy rain was falling across the warned area. Between 1 and 2
inches of rain have fallen. Additional rainfall amounts up to 1 inch
are possible in the warned area. Multiple swift water rescues have
been reported, use caution when driving. Flash flooding is ongoing or
expected to begin shortly.

HAZARD...Life threatening flash flooding. Heavy rain producing flash
flooding.

SOURCE...Radar and automated gauges.

IMPACT...Life threatening flash flooding of creeks and streams, urban
areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
Tucson, Catalina, Oro Valley, Marana, Oracle, Casas Adobes, Drexel
Heights, Flowing Wells, Saddlebrooke, South Tucson, Three Points,
Saddlebrooke Ranch, Pascua Pueblo Yaqui Reservation, Tortolita, San
Xavier Community, Tucson Mountain Park, Saguaro National Park West,
Tucson Estates, Valencia West and Catalina Foothills.

This includes the following Flash Flood Prone Locations...
Manville Rd at Brawley Wash, 1st Ave north of Fort Lowell Rd, Stone
Ave at Mabel St, Twin Peaks Rd between Sanders and Sandario,
Silverbell Rd near Ina Rd, Camino De La Tierra at the Rillito River,
Camino de Oeste from Sweetwater to Gates Pass, Ironwood Hills Dr from
Shannon to Camino de Oeste, Mark Rd from Jeffery Rd to Los Reales Rd,
Mission Rd from Valencia Rd to San Xavier Rd, Overton Rd at Canada
del Oro, Sunset Rd west of Camino de Oeste, E Wilds Rd at the Canada
del Oro and Black Wash at S Camino de Oeste.

This includes the following streams and drainages...
Alambre Wash, Rillito River, South Mendoza Wash, Santa Cruz River,
Soto Wash, Altar Wash, Chalk Creek, West Branch Santa Cruz River,
Chico, Arroyo, Mendoza Wash, Old Junction Wash, Sutherland Wash,
Blanco Wash, Chirreon Wash, Banner Wash, Indian Well Wash, Big
Wash, Oro, Caada del, Robles Wash, Los, Champurrado Wash, Demetrie
Wash, Brawley Wash, Guild Wash and Cerro Prieto Wash.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Flash Flood Warning issued November 1 at 10:52AM MST until November 1

Affected areas

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