National Weather Service Riverton WY 650 PM MST Tue Feb 4 2020 ...Another round of snow will impact western and northern Wyoming Wednesday evening through Friday... .A series of weather systems will be moving into northwest Wyoming Wednesday afternoon, producing another round of significant snow. The snow will begin first in northwest Wyoming before spreading across western and northern Wyoming. Moderate to possibly heavy snow will continue through Friday, with the heaviest snowfall Thursday afternoon and night. Jackson Hole-Star Valley- Including the cities of Jackson, Afton, Alpine, Star Valley Ranch, and Thayne 650 PM MST Tue Feb 4 2020 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH FRIDAY MORNING... * WHAT...Heavy snow with total snow accumulations of 8 to 12 inches possible. * WHERE...Star Valley and Jackson Hole. * WHEN...From Wednesday afternoon through Friday morning. * IMPACTS...Travel could be very difficult to impossible at times. Commuters through Snake River Canyon and open areas north of Jackson should be prepared for travel impacts.