|Model Total Snow Forecast Through midnight Friday|
URGENT - WINTER WEATHER MESSAGE National Weather Service Riverton WY 257 PM MDT Wed Apr 26 2017 ...MORE SNOW RETURNING TO WESTERN AND CENTRAL WYOMING THROUGH FRIDAY NIGHT... .A low pressure storm system moving across the Pacific northwest will spread increasing snow into the west tonight and Thursday. Through Thursday the snow will spread east of the Continental Divide across the north. The storm system will then strengthen and close off over south central to southeast Wyoming Thursday night with potential heavy convective snow developing over the Big Horn mountains, Johnson, Fremont and Natrona counties. The mountains may see 10 to 20 inches of snow with 5 to 10 inches in the lower elevations with local 12 to 15 inch amounts possible in the foothills areas around Buffalo, Casper and Lander. The storm system will dig south across northern Colorado and eventually into northern New Mexico by Saturday when the storm will be too far south for major impacts in Wyoming. Jackson Hole-Star Valley- Including the cities of Jackson, Afton, Alpine, Star Valley Ranch, and Thayne 257 PM MDT Wed Apr 26 2017 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT THURSDAY... * TIMING...A mix of rain and snow will change to snow tonight and continue into Thursday. * TOTAL SNOW...3 to 8 inches. * MAIN IMPACT...Highways will become slick, slushy or snow covered.