If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For graphical depictions of the snowfall forecast, including Official NWS Forecast, High End Amount, and Low End Amount, visit weather.gov/slc/winter. For winter road conditions from the Wyoming Department of Transportation, visit http://www.wyoroad.info or dial 511.

WINTER STORM WARNING NOW IN EFFECT UNTIL 8 AM MST THIS MORNING... * WHAT...Heavy snow. Additional snow accumulations of 1 to 3 inches. Winds gusting as high as 45 mph. * WHERE...Southwest Wyoming. * WHEN...Until 8 AM MST this morning. * IMPACTS...Winter driving conditions are expected. Patchy blowing snow could significantly reduce visibility. Check for road closures before traveling.