WASHINGTON COUNTY ZONE FORECAST

 ...COLD WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM MST TUESDAY...  .REST OF TONIGHT...Mostly cloudy. Lows around 5 below. Northwest winds 10 to 15 mph with gusts up to 20 mph during the late evening hours, becoming light. Wind chill readings 10 below to 20 below zero. .SUNDAY...Partly cloudy. Highs around 16. Wind chill readings 5 below to 15 below zero in the morning. .SUNDAY NIGHT...Cloudy. Slight chance of snow in the evening, then a chance of snow after midnight. Lows 2 below to 6 below zero. North winds 10 to 15 mph with gusts up to 20 mph after midnight. Chance of snow 50 percent. Wind chill readings 10 below to 20 below zero after midnight. .MARTIN LUTHER KING JR DAY...Mostly cloudy with a 40 percent chance of snow. Highs around 5. North winds 10 to 20 mph with gusts up to 30 mph. .MONDAY NIGHT...Mostly clear. Lows 6 below to 10 below zero. West winds 10 to 15 mph with gusts up to 20 mph. .TUESDAY...Mostly sunny. Not as cold. Highs in the lower to mid 30s. .TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Partly cloudy. Lows 9 to 13. Highs in the lower 30s. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs in the mid 30s. Lows around 12. .FRIDAY...Mostly sunny. Highs in the mid 40s. .FRIDAY NIGHT...Partly cloudy. Lows around 18. .SATURDAY...Mostly cloudy. Highs in the upper 30s.