Flash Flood Warning Issued for Northeastern Pima County, AZ
This alert is no longer in effect.
NOAA issued it on August 31, 2026, 2 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
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 has issued a Flash Flood Warning for northeastern Pima County until 2:15 PM MST due to thunderstorms producing heavy rain and ongoing flooding.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Northeastern Pima County, Arizona
- Issued
- August 31, 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: historical. It was issued 2 weeks ago; use the issuing agency's live warning service for current conditions in Northeastern Pima County, Arizona.
Alert Details
Flash Flood Warning issued by NWS Tucson AZ. Effective from August 31 at 11:18 AM MST until August 31 at 2:15 PM MST. Severity: Severe. Urgency: Immediate. Certainty: Likely.
Affected Areas
Northeastern Pima County in southeastern Arizona. Locations include Tucson, Marana, Sahuarita, Green Valley, Davis-Monthan Air Force Base, Casas Adobes, Drexel Heights, Flowing Wells, Corona De Tucson, South Tucson, Three Points, Avra Valley, Pascua Pueblo Yaqui Reservation, Tortolita, East Sahuarita, San Xavier Community, Valencia West, Summit, Tucson Estates and Tucson International Airport. Affected highways include Interstate 19 between mile markers 31 and 63, Route 86 between mile markers 146 and 171, Route 77 between mile markers 70 and 73, Interstate 10 between mile markers 233 and 275, Route 286 between mile markers 25 and 45, and Route 83 between mile markers 42 and 45.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Expected Conditions
Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain. Between 0.5 and 1.5 inches of rain have fallen with additional rainfall amounts of 0.5 to 1 inch possible. Flash flooding is already occurring.
Timeline
Alert effective August 31 at 11:18 AM MST and ends August 31 at 2:15 PM MST.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Elsewhere in the country: 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.
Similar body length
Nearest notices by article body length (1,360 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 31, 2026.
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