Flash Flood Warning Issued for Southwestern Pima County, AZ
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NWS Tucson has issued a Flash Flood Warning for southwestern Pima County until 5:15 AM MST due to thunderstorms producing heavy rain.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Southwestern Pima County, Arizona
- Issued
- August 12, 2026
- Issuing authority
- NWS Tucson AZ
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
Flash Flood Warning issued by NWS Tucson AZ. Effective from 2026-08-12T02:20:00-07:00 until 2026-08-12T05:15:00-07:00. Severity: Severe. Urgency: Immediate. Certainty: Likely.
Affected Areas
Southwestern Pima County in southeastern Arizona. Specific locations include Vamori and Cowlic. Streams and drainages: Vamori Wash, Baboquivari Wash, Fresnal Wash, Chukut Kuk Wash, Topawa Wash and Big Wash. Vamori Wash at Kom Vo may exceed bankfull.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain. Between 1 and 2 inches of rain have fallen. Expected rainfall rate is 1 inch in 1 hour. Additional rainfall amounts up to 1 inch are possible.
Timeline
Alert effective August 12 at 2:20 AM MST until August 12 at 5:15 AM MST.
Original source: NOAA Official Notice ↗
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