...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THURSDAY TO 5 AM MST SATURDAY... .TONIGHT...Partly cloudy. Lows in the mid to upper 20s. .THANKSGIVING DAY...Mostly cloudy. Chance of snow in the afternoon. Highs in the lower 40s. Northeast winds 10 to 20 mph with gusts up to 30 mph. Chance of snow 30 percent. .THURSDAY NIGHT...Chance of snow in the evening, then snow after midnight. Colder. Snow accumulation of 1 to 2 inches. Lows around 12. East winds 10 to 20 mph with gusts up to 30 mph. .FRIDAY...Snow, colder. Snow accumulation up to 3 inches possible. Highs in the lower 20s. East winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of snow. Lows around 9. Southeast winds 10 to 15 mph with gusts up to 25 mph. .SATURDAY...Mostly cloudy with a 40 percent chance of snow. Highs in the mid 20s. .SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows around 10. Highs in the lower to mid 30s. .MONDAY AND MONDAY NIGHT...Mostly clear. Highs near 40. Lows 12 to 16. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Highs in the mid 40s. Lows 13 to 17.