Strong thunderstorms over central and southern Utah produced flash flooding during the second week of July.

Flash Flood in IRON, UTAH
From 09-JUL-18 14:30:00 to 09-JUL-18 15:30:00 (MST-7)
Location: PAROWAN
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The Utah Department of Transportation reported a debris flow after heavy rain fell over the Brianhead Fire burn scar. The flood waters temporarily closed State Route 143.

Flash Flood in IRON, UTAH
From 11-JUL-18 14:30:00 to 11-JUL-18 18:30:00 (MST-7)
Location: PAROWAN
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy rain on the Brianhead Fire burn scar produced two debris flows that temporarily closed State Route 143.

Flash Flood in WASHINGTON, UTAH
From 12-JUL-18 17:00:00 to 12-JUL-18 19:00:00 (MST-7)
Location: VEYO
Flood cause: Heavy Rain
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Heavy rain over Washington County resulted in a flash flood that damaged 20 homes in Dammeron Valley, three in Hurricane, and two in Washington. State Route 18 was temporarily closed due to debris on the road.

Flash Flood in BEAVER, UTAH
From 12-JUL-18 18:00:00 to 12-JUL-18 19:00:00 (MST-7)
Location: MINERSVILLE
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy rain fell on the Black Mountain Fire burn scar, resulting in a debris flow that temporarily closed State Route 130 near Minersville.

Flash Flood in IRON, UTAH
From 13-JUL-18 17:00:00 to 13-JUL-18 18:00:00 (MST-7)
Location: PAROWAN
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 143 was temporarily closed after heavy rain over the Brianhead Fire burn scar resulted in a debris flow that moved over the road.

Flash Flood in KANE, UTAH
From 12-JUL-18 15:00:00 to 12-JUL-18 17:00:00 (MST-7)
Location: ADAIRVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Flash flooding occurred along the Paria river, with the river gauge on the Paria rising from 0 cfs to 952 cfs in one hour.

Flash Flood in WASHINGTON, UTAH
From 12-JUL-18 17:00:00 to 12-JUL-18 18:00:00 (MST-7)
Location: ZION NATIONAL PARK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Heavy rain resulted in a small flash flood in Zion National Park that closed the upper road to Temple of Sinawaba due to minor debris.

Flash Flood in WASHINGTON, UTAH
From 13-JUL-18 21:00:00 to 13-JUL-18 23:00:00 (MST-7)
Location: WASHINGTON
Flood cause: Heavy Rain
Property damage: 75.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Heavy rain fell in the city of Washington, flooding approximately six homes.

Flash Flood in KANE, UTAH
From 13-JUL-18 20:30:00 to 13-JUL-18 22:30:00 (MST-7)
Location: GLEN CNYN BSN ARPT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy rain produced a large flash flood in Warm Creek and Last Chance Creek.

Flash Flood in WASHINGTON, UTAH
From 11-JUL-18 19:30:00 to 11-JUL-18 21:30:00 (MST-7)
Location: ZION NATIONAL PARK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Heavy rain over Zion National Park produced the largest flash flood at the park since 2011, with the flow volume of the North Fork of the Virgin River increasing to 200 times its normal value. The Zion-Mount Carmel Highway through the park was temporarily closed due to rocks and debris on the road, stranding some vehicles. The rain also caused an extended closure of the Angels Landing, Upper Emerald Pools, and Kayenta Trails. No injuries were reported.