Deep moisture moved into southern Utah during the first week of June, with thunderstorms producing several flash floods across the area. While the threat of large hail primarily remained across northern Utah in early June, a couple of storms did manage to produce large hail in southern Utah as well.

Hail in WAYNE, UTAH
From 06-JUN-15 13:30:00 to 06-JUN-15 13:30:00 (MST-7)
Location: FRUITA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

One inch diameter hail was reported at the Capitol Reef National Park visitor center.

Hail in KANE, UTAH
From 05-JUN-15 14:35:00 to 05-JUN-15 14:35:00 (MST-7)
Location: ALTON SWAINS ARPT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail the size of nickels was reported along Utah State Route 14 near Duck Creek Village.

Flash Flood in GARFIELD, UTAH
From 05-JUN-15 22:30:00 to 05-JUN-15 23:30:00 (MST-7)
Location: BOULDER
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

A large flash flood was reported in Sheets Gulch in Capitol Reef National Park.

Flash Flood in KANE, UTAH
From 05-JUN-15 17:15:00 to 05-JUN-15 18:15:00 (MST-7)
Location: ADAIRVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash flooding was reported along the Buckskin and House Rock Valley drainages, as well as a few other smaller drainages in the area.

Flash Flood in KANE, UTAH
From 05-JUN-15 20:15:00 to 05-JUN-15 23:15:00 (MST-7)
Location: (U17)BULLFROG (AMOS)
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

Flash flooding overnight was reported across a wide area of drainages flowing into Lake Powell.

Flash Flood in KANE, UTAH
From 06-JUN-15 19:15:00 to 06-JUN-15 20:15:00 (MST-7)
Location: ADAIRVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Flash flooding occurred along the Paria River, with the river gauge recording a peak flow of 2520 cfs.

Flash Flood in KANE, UTAH
From 06-JUN-15 15:00:00 to 06-JUN-15 20:00:00 (MST-7)
Location: GLEN CANYON
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Newspaper

Significant flash flooding was reported in several locations along Lake Powell, including at Wahweap Creek, at Iceberg Canyon, and at Crystal Springs Canyon. Many visitors were stranded for several hours while they waited for the flood waters to subside. The most dramatic flooding occurred in Crystal Springs Canyon, where visitors to the lake watched as three of their boats were tossed around and damaged by the flood waters. One of these boats, a 23-foot 1997 Maxum, was hit and submerged by two boulders, and was considered a total loss after the event.

Flash Flood in EMERY, UTAH
From 06-JUN-15 15:00:00 to 06-JUN-15 17:00:00 (MST-7)
Location: MOORE
Flood cause: Heavy Rain
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Park rangers at Goblin Valley State Park reported flash flooding along the Temple Wash, with Temple Mountain Road severely washed out at the Temple Wash crossing. Flood waters from Temple Wash and Chute Canyon also crossed Little Wild Horse Road.

Flash Flood in KANE, UTAH
From 05-JUN-15 19:30:00 to 05-JUN-15 23:30:00 (MST-7)
Location: GLEN CANYON
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: State Official

A large flash flood occurred along Wahweap Creek, particularly near the town of Big Water. The flood waters closed and damaged roads near Big Water, and stranded people at the Big Water Visitor Center for 3 hours.

Flash Flood in WAYNE, UTAH
From 06-JUN-15 13:35:00 to 06-JUN-15 14:35:00 (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 Scenic Drive of Capitol Reef National Park. Rangers closed the road when water from Grand Wash began flowing over the roadway.