Arizona, 2022

Flash Flooding in Arizona, July 26 to 27, 2022

July 26 to 27, 2022 · NWS FGZ · 3 events in 3 counties and zones

Deep monsoon moisture brought thunderstorms and flash flooding to parts of northern Arizona.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
3

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS FGZ wrote it up.

Deep monsoon moisture brought thunderstorms and flash flooding to parts of northern Arizona.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Flagstaff, AZ wrote its last area forecast discussion before the first event at Jul 26, 11:15 AM MST, 41 minutes earlier.

Area forecast discussion, Jul 26, 11:15 AM MST, 41 minutes before
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In the hours before

Special weather statement, Jul 26, 11:06 AM MST, 50 minutes before
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The radar

The Flagstaff radar (KFSX), 85 km away, was scanning. The volume nearest the first event began at 18:57 UTC.

Open the radar archive at this moment

Event by event

3 flash flood. Local standard time, as filed.

Flash Flood, Coconino

When
July 26, 11:56 AM MST to 1:00 PM MST
Where
Coconino County, 4.72 mi SSW of Sunset Crater to 4.99 mi NNW of Cosnino
Cause
Heavy Rain / Burn Area
Reported by
NWS Employee
Coordinates
35.290, -111.540

Heavy rain over the Government Tank drainage and Pipeline/Tunnel fire scars caused flooding along the side of Highway 89 with only one lane open.

Flash Flood, Apache

When
July 26, 9:15 PM MST to 10:15 PM MST
Where
Apache County, Chinle to 12.36 mi SSW of Lukachukai Arpt
Cause
Heavy Rain
Reported by
Emergency Manager
Coordinates
36.150, -109.550

A few people were evacuated from a home that flooded in eastern Chinle near Canyon de Chelly. The time was estimated from radar.

Flash Flood, Gila

When
July 26, 9:30 PM MST to July 27, 2:00 AM MST
Where
Gila County, 6.87 mi NNW of Seneca to 20.18 mi N of Seneca
Cause
Heavy Rain
Reported by
Other Federal Agency
Coordinates
33.835, -110.583

The stream gauge on Cibcue (CBQ) Creek near the confluence with the Salt River showed a 3.5 foot rise to 2,500 cubic feet per second.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Arizona in 2022Every state in 2022This day in weather historyWarnings in Arizona, July 2022

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 1049300, 1049722, 1049311.