Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Overview

A cold Pacific storm system produced significant to heavy snow across portions of eastern Utah and western Colorado mostly within a 24-hour period from Saturday, January 20th to Sunday, January 21st. Snow began falling across northeast Utah Saturday morning, and generally spread south-southeast across the region during the day Saturday and into Sunday. Blowing snow was common in many areas. Snowfall persisted into Sunday night mainly over some northwest facing mountain slopes. Some lower elevation precipitation began as rain on Saturday, then changed over to snow behind the cold front.

Storm Total Snowfall (January 20 - 22, 2018)


Highway 40 on Rabbit Ears Pass (Photo: CDOT)	Highway 550 on Red Mountain Pass (Photo: CDOT)	Highway 50 on Monarch Pass (Photo: CDOT)

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Highway 145 near Telluride (Photo: CDOT)	Silverton, Colorado (Photo: CDOT)	Flaming Gorge, Utah (Photo: Flaming Gorge Resort)	Castle Valley, Utah (Photo: Perpetual-Motion.com)

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Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

January 20-21, 2018, Winter Weather Event