WASHINGTON COUNTY ZONE FORECAST

 ...HEAT ADVISORY IN EFFECT FROM 10 AM TO 8 PM MDT SATURDAY... ...HEAT ADVISORY IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY...  .REST OF TONIGHT...Mostly clear. Lows in the 60s. Southeast winds 10 to 15 mph with gusts up to 20 mph during the late evening hours, becoming light. .SATURDAY...Mostly sunny. Highs around 102. North winds 10 to 15 mph with gusts up to 20 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the mid 60s. East winds 10 to 15 mph with gusts up to 20 mph in the evening, becoming light. .SUNDAY...Mostly sunny. Highs around 103. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of thunderstorms. Lows in the upper 60s. Southwest winds 10 to 15 mph with gusts up to 20 mph. .MONDAY...Partly cloudy with a 10 percent chance of thunderstorms. Highs 96 to 100. .MONDAY NIGHT...Mostly cloudy with a 30 percent chance of thunderstorms. Lows in the lower 60s. .TUESDAY...Mostly cloudy with a 50 percent chance of thunderstorms. Highs around 90. .TUESDAY NIGHT...Showers likely and chance of thunderstorms. Lows in the upper 50s. Chance of rain 60 percent. .WEDNESDAY...Mostly cloudy with a 50 percent chance of thunderstorms. Highs in the upper 70s. .WEDNESDAY NIGHT...Partly cloudy with a 40 percent chance of thunderstorms. Lows in the upper 50s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy with a 20 percent chance of thunderstorms. Highs in the 80s. Lows around 60. .FRIDAY...Mostly sunny with a 20 percent chance of thunderstorms. Highs in the upper 80s.