Flash Flood in Arizona, July 15, 2022

Name: Flash Flood in Arizona, July 15, 2022
Start: 2022-07-15T18:00
End: 2022-07-15T20:00
Location: Arizona

July 15, 2022 · NWS FGZ · 1 event in 1 county or zone

Deep monsoon moisture and light steering winds brought heavy rain and flash flooding to a few locations across 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: 1

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 and light steering winds brought heavy rain and flash flooding to a few locations across 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 15, 2:36 PM MST, 3 hours 24 minutes earlier.

Area forecast discussion, Jul 15, 2:36 PM MST, 3 hours 24 minutes before

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In the hours before

Special weather statement, Jul 15, 12:46 PM MST, 5 hours 14 minutes before

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Special weather statement, Jul 15, 1:36 PM MST, 4 hours 24 minutes before

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Special weather statement, Jul 15, 2:00 PM MST, 4 hours before

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Special weather statement, Jul 15, 2:21 PM MST, 3 hours 39 minutes before

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Special weather statement, Jul 15, 3:19 PM MST, 2 hours 41 minutes before

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Special weather statement, Jul 15, 4:27 PM MST, 1 hour 33 minutes before

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The radar

The Flagstaff radar (KFSX), 94 km away, was scanning. The volume nearest the first event began at 01:01 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Coconino

When: July 15, 6:00 PM MST to 8:00 PM MST
Where: Coconino County, 4.59 mi W of Sunset Crater to 2.44 mi SW of Sunset Crater
Cause: Heavy Rain / Burn Area
Reported by: County Official
Coordinates: 35.355, -111.581

Flooding was reported along North Copeland Lane and nearby homes. Large rocks and debris covered the road and residential yards. Flash flooding was also reported in the Wupatki Trails neighborhood. The flooding was at least 100 feet wide with 2-3 foot debris in the flow.

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

Every storm in Arizona in 2022 Every state in 2022 This day in weather history Warnings 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 2026-10-01. Each event’s entry at NCEI: 1046792.