Flash Flood Warning for Brawley Wash to North of Picture Rocks

Source: NOAA · Pima County, AZ

If you are in immediate danger, call emergency services now.

For real-time, official alerts and instructions for your exact location, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia) as applicable. This article is a data summary, not a substitute for the issuing agency's live warning.

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Tucson AZ has issued a Flash Flood Warning for North Central Pima County until 8:30 PM MST due to thunderstorms producing heavy rain.

This weather record, quickly

Record type
Flash Flood Warning
Affected area
Pima County, AZ
Issued
September 17, 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 5:24 PM MST September 16, 2026 until 8:30 PM MST September 16, 2026. Severity: Severe. Urgency: Immediate. Certainty: Likely.

Affected Areas

North Central Pima County in southeastern Arizona, specifically the Brawley Wash to north of Picture Rocks area. Locations include Three Points, Tucson Estates, Saguaro National Park West, Picture Rocks and Ryan AirField. Highways: Route 86 between mile markers 146 and 159; Route 286 between mile markers 42 and 45. Flash flood prone locations: Manville Rd at Brawley Wash and Twin Peaks Rd between Sanders and Sandario.

What You Should Do

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.

Expected Conditions

Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 0.7 and 1.3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. Hazard: Flash flooding caused by thunderstorms.

Timeline

Alert effective September 16, 2026 at 5:24 PM MST and expires September 16, 2026 at 8:30 PM MST.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Nationwide notices with similar length or severity timing 8

Beyond this NWS weather alert's own category, Areazine surfaces two nationwide peer sets: length-matched and severity/date-matched notices from elsewhere in the archive, distinct from the same-feed Related list above.

Frequently Asked Questions

What people usually ask about a notice like this one.

What is this NWS weather alert about?
NWS Tucson AZ has issued a Flash Flood Warning for North Central Pima County until 8:30 PM MST due to thunderstorms producing heavy rain.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Pima County, AZ. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.