Pacific storm impacts Utah today, Southern Utah by weekend

UTAH – The pacific storm system forecast by the National Weather Service yesterday will impact Utah tonight through the Upcoming weekend, according to the NWS today.

Radar time 6:40 a.m. Dots denote affected area. Utah, March 6, 2013 | Image courtesy of National Weather Service
Radar time 6:40 a.m. Dots denote affected area. Utah, March 6, 2013 | Image courtesy of National Weather Service

Affected areas: Cache Valley / Utah portion, northern Wasatch front, Salt Lake and Tooele Valleys, southern Wasatch front, Great Salt Lake desert and mountains, Wasatch mountain valleys, Wasatch Mountains Interstate 80 north, Wasatch mountains south of I-80, western Uinta mountains, Wasatch plateau / Book Cliffs, western Uinta basin, Castle Country, San Rafael Swell, Sanpete / Sevier valleys, west central Utah, southwest Utah, Utah’s Dixie and Zion National Park, south central Utah, Glen Canyon Recreation area / Lake Powell, central mountains, southern mountains and southwest Wyoming.

First impact northwest Utah: The pacific storm system along the pacific northwest coast this morning will impact all of Utah at some point through the upcoming weekend.

The first round of precipitation will develop across northwest Utah this evening. A weak cold front associated with this storm will settle into northwest Utah early this evening then stall across the area later this evening through Thursday. This front will become the focus of mountain snow and valley rain or snow through Thursday.

Heavy snowfall is expected in close proximity to the front with several inches of new snow for the northern Wasatch Mountains. Widespread valley rain and snow will occur from the Salt Lake City area northward. Accumulating snows are possible in the valleys though mainly in the Ogden area north to the Idaho border.

Impact on Southern Utah Friday-Saturday: The center of the storm will continue south into southern California by late Friday. From there the storm will turn east through Arizona and southern Utah Friday night through Saturday. Widespread moderate to heavy precipitation will develop across southern and central Utah by Friday night then continue into early Saturday evening. Heavy snow is likely for the southern and central mountains with amounts between 10 and 18 inches likely.

The northern mountains will also see accumulating snow though amounts are expected to be substantially less.

The southern and central valley locations will initially see precipitation in the form of rain with this rain changing over to snow at most valley locations by late Friday night or early Saturday.

Accumulations: Several inches of accumulation are possible especially for the higher southern valleys.  Snow will begin to wind down Saturday evening as the center of the storm moves east into the southern and central Rockies. Accumulating snows will linger through early Sunday with most of any additional accumulations confined to the higher terrain of southern and eastern Utah.

Impacts: Significant impacts are anticipated from this long duration winter storm.

For winter road conditions from the Utah Department of Transportation:

Visit UDOT’s Road Weather Alerts.

Obtain UDOT’s smartphone travel app

Email: [email protected]

Twitter: @JoyceKuzmanic

Copyright St. George News, SaintGeorgeUtah.com LLC, 2013, all rights reserved.

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