The moist airmass that was over Utah in late August continued through the first few days of September, helping produce several flash floods across the state.

Thunderstorm Wind in TOOELE, UTAH
From 03-SEP-13 12:15:00 to 03-SEP-13 12:15:00 (MST-7)
Location: WENDOVER AF AUX ARPT
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Wendover airport recorded a peak wind gust of 61 mph.

Flash Flood in KANE, UTAH
From 01-SEP-13 16:00:00 to 01-SEP-13 18:00:00 (MST-7)
Location: ADAIRVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A large flash flood was reported along Buckskin Gulch and Deer Spring Wash.

Debris Flow in EMERY, UTAH
From 03-SEP-13 14:25:00 to 03-SEP-13 15:25:00 (MST-7)
Location: MOHRLAND
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A small debris flow was reported off the Seeley Fire burn scar, with mud moving past the Huntington Power Plant.

Flash Flood in WASHINGTON, UTAH
From 01-SEP-13 14:25:00 to 01-SEP-13 15:25:00 (MST-7)
Location: SPRINGDALE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Park rangers in Zion National Park reported flash flooding in Clear Creek and Keyhole Canyon.

Flash Flood in KANE, UTAH
From 01-SEP-13 22:43:00 to 01-SEP-13 23:43:00 (MST-7)
Location: GLEN CANYON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash flooding occurred along Wahweap Creek in the overnight hours, after afternoon rainfall had worked southward through the drainages. The flood was estimated to be 20 feet across and 2 to 3 feet deep at the peak flooding.

Flash Flood in WAYNE, UTAH
From 01-SEP-13 15:45:00 to 01-SEP-13 18:45:00 (MST-7)
Location: FRUITA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Flash flooding was reported along the Grand Wash, Sulphur Creek, and the Scenic Drive in Capitol Reef National Park.

Flash Flood in KANE, UTAH
From 01-SEP-13 11:30:00 to 01-SEP-13 12:30:00 (MST-7)
Location: (U17)BULLFROG (AMOS)
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash flooding was reported in the lower Escalante drainage, washing out some minor roads in the area.

Flash Flood in KANE, UTAH
From 04-SEP-13 19:30:00 to 04-SEP-13 20:30:00 (MST-7)
Location: ADAIRVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A large flash flood occurred along Deer Spring Wash and its drainages, including 4 feet of water coming out of some of the smaller washes.

Flash Flood in WAYNE, UTAH
From 01-SEP-13 11:30:00 to 01-SEP-13 12:30:00 (MST-7)
Location: NOTOM
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Park rangers reported flooding in the Capitol Gorge section of Capitol Reef National Park, with water a foot high flowing through the Gorge, leading them to temporarily close the area to visitors. Additional flooding was also reported in and around other portions of Capitol Reef National Park, including impassable roads in Cathedral Valley and along the
Notom-Bullfrog Road.

Debris Flow in MILLARD, UTAH
From 01-SEP-13 18:40:00 to 01-SEP-13 20:30:00 (MST-7)
Location: OAK CITY
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain over the Clay Springs Fire burn scar caused significant debris flows out of both the Fool Creek and Oak Creek drainages. However, prior mitigation efforts in Oak City protected homes from damage and flooding.

Flash Flood in UTAH, UTAH
From 02-SEP-13 05:00:00 to 02-SEP-13 08:00:00 (MST-7)
Location: SOLDIER SUMMIT
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Department of Highways

In the morning hours of September 2, heavy rain over State Route 6 caused a mudslide approximately 10 miles southeast of Soldier Summit. The road was closed for about 8 hours as crews cleared away the mud, and the slide temporarily closed parts of a construction project in the area. The mudslide also caused some damage to a local farm on the other side of the road.

Flash Flood in GARFIELD, UTAH
From 02-SEP-13 12:00:00 to 02-SEP-13 16:00:00 (MST-7)
Location: PANGUITCH MUNI ARPT
Flood cause: Heavy Rain
Property damage: 30.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rain just northeast of Panguitch, Utah caused flash flooding in the Sand Wash and Lime Kiln parts of town. Flooding in the agricultural area was significant, causing thousands of dollars of damage to fields and yards; however, no damage was reported to homes, and no injuries were reported to people or livestock.

Flash Flood in WASHINGTON, UTAH
From 04-SEP-13 17:25:00 to 04-SEP-13 21:25:00 (MST-7)
Location: ROCKVILLE
Flood cause: Heavy Rain
Property damage: 10.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Flash flooding was reported in the town of Hildale, with some flood waters causing issues for four hours straight.