Flash flood warning 8/16/2021

Flash Flood Warning

3 PM MST Mon Aug 16, 2021

The National Weather Service in Flagstaff has issued a Flash Flood Warning for Navajo County in north central Arizona until 515 PM MST.

At 208 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.25 and 2 inches of rain have fallen. Additional rainfall amounts of 0.25 to 0.75 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.

HAZARD – Flash flooding caused by thunderstorms.

IMPACT – Flash flooding of low-water crossings, creeks, normally dry washes and roads.

Some locations that will experience flash flooding include mainly rural areas of Navajo County and includes the following highways State Route 260 near mile marker 301 between mile markers 303 and 304.


Turn around, don’t drown when encountering flooded roads. Most flood deaths occur in vehicles.

Flooding of washes and creeks will occur, some dirt roads will become muddy and impassable. Paved roads and underpasses could become flooded as well.

In hilly or mountainous terrain, there are many low water crossings which will become dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route.

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