WASHINGTON COUNTY ZONE FORECAST

 ...SEVERE THUNDERSTORM WATCH 364 IN EFFECT UNTIL 8 PM MDT THIS EVENING...  .TONIGHT...Partly cloudy. Chance of showers and slight chance of thunderstorms early in the evening, then a slight chance of showers during the late evening hours. Lows in the lower 50s. Northeast winds 10 to 15 mph with gusts up to 30 mph in the evening, becoming light. Chance of rain 30 percent. .MONDAY...Partly cloudy in the morning, then mostly cloudy with a chance of thunderstorms in the afternoon. Some thunderstorms may be severe. Highs 79 to 87. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation 50 percent. .MONDAY NIGHT...Mostly cloudy with a chance of thunderstorms in the evening, then partly cloudy with a slight chance of thunderstorms after midnight. Lows in the mid 50s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation 50 percent. .TUESDAY...Partly cloudy with a 30 percent chance of thunderstorms. Highs 77 to 85. Northeast winds 10 to 15 mph with gusts up to 25 mph. .TUESDAY NIGHT...Showers likely and chance of thunderstorms. Lows in the lower 50s. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy with a 50 percent chance of thunderstorms. Highs 72 to 80. .WEDNESDAY NIGHT...Showers with thunderstorms likely. Lows in the mid 50s. .THURSDAY...Showers likely and chance of thunderstorms. Highs 72 to 82. Chance of rain 60 percent. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of thunderstorms. Lows in the upper 50s. .FRIDAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 85 to 91. .FRIDAY NIGHT...Partly cloudy with a 10 percent chance of thunderstorms. Lows in the lower 60s. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 87 to 96. Lows in the lower 60s.