Thunderstorms formed across Utah during the first few days of August, producing strong gusty winds over the northwest deserts of Utah and flash flooding over portions of southern Utah.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 16:45:00 to 02-AUG-18 16:55:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Salt Flats sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 67 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 17:05:00 to 02-AUG-18 17:15:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Upper Cedar Mountain Sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 60 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 17:24:00 to 02-AUG-18 17:34:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Dugway-W sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 60 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 17:25:00 to 02-AUG-18 17:35:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Camel Back Mountain sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 58 mph.

Flash Flood in KANE, UTAH
From 03-AUG-18 15:45:00 to 03-AUG-18 17:00:00 (MST-7)
Location: PARIA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy rain caused a flash flood in the upper drainage of the Paria River. The river was estimated to rise to 1000 CFS near the Old Paria Townsite.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 16:30:00 to 02-AUG-18 16:40:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The V-Grid sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 63 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 16:35:00 to 02-AUG-18 16:45:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 67.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The APG sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 77 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 16:40:00 to 02-AUG-18 16:50:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Target R sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 63 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 16:40:00 to 02-AUG-18 16:50:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Romeo and Centerline sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 66 mph.

Thunderstorm Wind in TOOELE, UTAH
From 02-AUG-18 16:40:00 to 02-AUG-18 16:50:00 (MST-7)
Location: (DPG)MICHAEL AAF DUG
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Playa Station sensor in the U.S. Army Dugway Proving Ground mesonet recorded a peak wind gust of 61 mph.

Flash Flood in SEVIER, UTAH
From 04-AUG-18 14:52:00 to 04-AUG-18 16:00:00 (MST-7)
Location: GLENWOOD
Flood cause: Heavy Rain / Burn Area
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Heavy rain caused a debris flow on the Willow Patch Fire burn scar. Due to this debris flow, state Route 24 was temporarily impassible between mileposts 17 and 18.

Flash Flood in GARFIELD, UTAH
From 02-AUG-18 12:15:00 to 02-AUG-18 13:15:00 (MST-7)
Location: HILLSDALE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Heavy rain produced a flash flood at the Red Canyon Visitor Center that caused mud to cover half the parking lot.

Flash Flood in WAYNE, UTAH
From 04-AUG-18 16:46:00 to 04-AUG-18 18:00:00 (MST-7)
Location: FRUITA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Heavy rain produced flash flooding at Capitol Reef National Park that temporarily closed Grand Wash Road and Capitol Gorge Road.