Arizona Severe Flash Flood Warning | Effective 07/17/2026 21:36

Headline: 
Flash Flood Warning issued July 17 at 9:36PM MST until July 17 at 10:15PM MST by NWS Flagstaff AZ
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 17, 2026 - 9:36pm
Expires: 
July 17, 2026 - 10:15pm
Description: 
At 1036 PM MDT, the public reported flooding along State Route 264 into Steamboat Canyon. Doppler radar indicated that the heavy rainfall has ended, however flooding remains a threat from earlier heavy rainfall. Between 1.5 and 2.5 inches of rain have fallen. No additional rainfall is expected. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Public reported. IMPACT...Life threatening flash flooding of creeks and streams, normally dry washes, and highways. Some locations that will experience flash flooding include... Burnside, Steamboat and Tsintaa Yiti Ii. This includes State Route 264 between mile markers 425 and 440. This includes the following creeks, washes and rivers... Steamboat Wash.
Instruction: 
Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well. 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. Low water crossings will become dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.
Area Description: 
Apache, AZ
Forcast Office: 
NWS Flagstaff AZ