Tucson weather alerts

There are no active weather alerts for Tucson, AZ right now.

The National Weather Service issues alerts for Tucson as part of Pima County.

Updated 12:02 PM MST from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS

Map data: NWS, OpenFreeMap, OpenStreetMap

Tornado history within 25 miles of Tucson

22 tornadoes have been recorded within 25 miles of Tucson since 1950, killing 3 people and injuring 51. The most recent was on September 16, 2025 (rated unknown).

Tornadoes by (E)F rating

Strongest tornadoes within 25 miles of Tucson

Date	Rating	County	Path length	Width	Deaths	Injuries
August 27, 1964	F2	Pima County	0.1 mi	10 yd	2	9
July 28, 1994	F2	Pima County	2 mi	23 yd	0	0
June 23, 1974	F1	Pima County	1 mi	50 yd	1	40
July 2, 2024	EF1	Pima County	3.3 mi	150 yd	0	0
July 6, 1992	F1	Pima County	2.8 mi	10 yd	0	1

Most recent tornadoes

Date	Rating	County	Path length	Width
September 16, 2025	?	Pima County	0 mi	1 yd
September 12, 2025	?	Pima County	0 mi	1 yd
July 2, 2024	EF1	Pima County	3.3 mi	150 yd
August 25, 2022	EF0	Pima County	0.1 mi	10 yd
July 2, 2021	?	Pima County	0.6 mi	10 yd

Arizona tornado history and map →

How often alerts are issued for Pima County

Alert type	2016–2025	Last issued
Severe Thunderstorm Warning	819	October 22, 2026
Flood Advisory	779	November 2, 2026
Flash Flood Warning	436	November 1, 2026
Extreme Heat Warning	54	August 17, 2026
Dust Storm Warning	50	August 31, 2026
Flood Warning	45	November 2, 2026
Extreme Heat Watch	38	August 17, 2026
Flood Watch	29	November 1, 2026
Freeze Warning	24	January 14, 2025
Wind Advisory	17	October 11, 2026

Full Pima County alert history →

About Tucson

Population: 554,013 (2024 estimate)
County: Pima County
State: Arizona