A cold and moist Pacific storm system brought widespread rain and snow to Utah, with the heaviest precipitation in the southern half of the state. Snow levels fell to the valley floors in some locations, with the wet, heavy snow causing damage and creating hazardous driving conditions. Strong winds were also observed in both northern and southern Utah with this storm.

High Wind in NORTHERN WASATCH FRONT, UTAH
From 11-MAY-14 19:32:00 to 11-MAY-14 20:47:00 (MST-7)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

On the northern edge of the storm system, northeasterly downslope winds developed across the northern Wasatch Front. Multiple wind gusts of 58 mph were recorded at a sensor in Farmington.

High Wind in SOUTHERN WASATCH FRONT, UTAH
From 11-MAY-14 08:22:00 to 11-MAY-14 09:32:00 (MST-7)
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Strong northerly winds were observed on the northern end of Utah County, with a sensor in Saratoga Springs recording a peak wind gust of 65 mph.

High Wind in GREAT SALT LAKE DESERT AND MOUNTAINS, UTAH
From 11-MAY-14 09:35:00 to 11-MAY-14 19:50:00 (MST-7)
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Several strong wind gusts were recorded in Utah's northwest desert in the Dugway Proving Ground mesonet, including 62 mph at Diddle Knoll, 59 mph at the sensor West of Wildcat Mountain, and 58 mph at both Camel Back Mountain and Upper Cedar Mountain.

Winter Storm in WEST CENTRAL UTAH, UTAH
From 10-MAY-14 19:00:00 to 11-MAY-14 16:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The combination of strong winds and heavy snowfall caused hazardous travel conditions in west central Utah. In Delta, the Bus Garage sensor recorded a maximum wind gust of 62 mph. In Fillmore, 5.2 inches of snow was recorded for the entire storm. On Interstate 15 near Cove Fort, multiple automobile accidents were reported in the early afternoon of May 11, including a rollover accident, a four-car accident, and multiple trucks that got stuck in the snow on the interstate.

Winter Storm in CENTRAL MOUNTAINS, UTAH
From 10-MAY-14 18:00:00 to 11-MAY-14 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Pine Creek SNOTEL received 2.70 inches of liquid equivalent precipitation, or approximately 27 inches of new snow.

High Wind in UTAHS DIXIE AND ZION NATIONAL PARK, UTAH
From 10-MAY-14 22:04:00 to 11-MAY-14 10:04:00 (MST-7)
Magnitude: 63.00 MG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: RAWS

Strong northeasterly winds developed in Utah's Dixie, with the White Reef RAWS recording a peak wind gust of 73 mph. In addition, several trampolines were blown from yards, and some fence and roof damage was reported. A few power lines were knocked down by the winds, and nearly 4,000 people lost power in several cities across the area.

Winter Storm in SOUTHERN MOUNTAINS, UTAH
From 10-MAY-14 21:00:00 to 11-MAY-14 21:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Yankee Reservoir SNOTEL received 2.40 inches liquid equivalent precipitation, or approximately 24 inches of new snow. Travel was impaired due to snowfall along several routes in the southern mountains, including State Routes 14 and 20. In addition, State Route 143 east of Brian Head and State Route 148 over Cedar Breaks were closed for the day due to accumulating snow.

Winter Storm in SOUTHWEST UTAH, UTAH
From 10-MAY-14 22:30:00 to 11-MAY-14 17:00:00 (MST-7)
Property damage: 100.00K
Crop damage: 0.00K
Reported by: COOP Observer

Heavy snowfall in southwest Utah triggered many automobile accidents, knocked out power to thousands, and caused widespread tree damage. Cedar City received 12 inches of new snow, and reports of 5-10 inches of snow were common across the area. Dozens of large tree limbs were knocked down, primarily in the Cedar City area, and the tree damage was multiplied by the fact that leaves had already grown in most locations by early May. Travel was greatly impacted by the snowfall, especially along the Interstate 15 corridor between Beaver and Cedar City, where the Utah Highway Patrol reported 21 crashes, 19 slide-offs, and a semitruck rollover in an eight hour period on May 11. Power outages were widespread, and as many as 7,000 people had their power knocked out, primarily due to snow-laden limbs falling into power lines.

Winter Storm in WESTERN UINTA MOUNTAINS, UTAH
From 11-MAY-14 05:00:00 to 11-MAY-14 20:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Hole-In-Rock SNOTEL recorded 1.50 inches of liquid equivalent precipitation, or approximately 18 inches of new snow.

High Wind in WASATCH MOUNTAINS SOUTH OF I-80, UTAH
From 11-MAY-14 10:00:00 to 11-MAY-14 12:00:00 (MST-7)
Magnitude: 63.00 MG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Mesonet

Strong easterly winds developed in the canyons along the Wasatch Mountains on the morning of May 11, especially in Little Cottonwood Canyon. Wind gusts of 72 mph were recorded at the peak of Mount Baldy, and 58 mph wind gusts were recorded at the base of Alta Ski Lifts. Near Alta Ski Lifts and Snowbird Ski and Summer Resort, multiple large trees were knocked down by these winds.

Winter Storm in WASATCH PLATEAU/BOOK CLIFFS, UTAH
From 11-MAY-14 01:00:00 to 11-MAY-14 19:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: SNOTEL

The Clear Creek #1 SNOTEL received 1.40 inches of liquid equivalent precipitation, or approximately 17 inches of new snow.