Flash Flood Warning for Marana, Avra Valley and Interstate 10, AZ
If you are in immediate danger, call emergency services now.
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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 and south central Pinal County until 9:30 PM MST.
Read this weather record in 30 seconds
- Record type
- Flash Flood Warning
- Affected area
- Pima and Pinal Counties, 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 September 16, 2026 at 6:25 PM MST until September 16, 2026 at 9:30 PM MST.
Affected Areas
Northeastern Pima County and South Central Pinal County in southeastern Arizona. Specific locations include Marana, Avra Valley, Pinal Airpark, Picacho Peak State Park, Red Rock, Dove Mountain, and Interstate 10 between mile markers 218 and 239. Also Sasco Rd at Santa Cruz Wash.
What You Should Do
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Expected Conditions
Doppler radar indicated thunderstorms producing heavy rain. Between 0.5 and 1 inch of rain has fallen. Flash flooding is ongoing or expected to begin shortly.
Timeline
The warning is in effect until 9:30 PM MST on September 16, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Comparable nationwide notices (length or severity timing) 8
Two cross-category peer sets, both computed from Areazine's own archive: notices with a similar body length, and notices near the same severity and agency date. These are drawn from other categories, not the same-feed Related list above.
Similar body length
Nearest notices by article body length (830 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 17, 2026.
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