Simms, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    Partly Cloudy
    76°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Sunday 5/12
    Day
    76°
    Partly Cloudy
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Haze early in the morning. A 20 percent chance of rain showers in the afternoon. Highs 75 to 80. West winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows 45 to 50. Southwest winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Partly Cloudy
    72°
    Forecast night icon
    Night
    50% Chance of Storms
    49°
    Monday 5/13
    Day
    72°
    Partly Cloudy
    Forecast day icon
    Night
    49°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Breezy. Sunny in the morning then partly cloudy with a 20 percent chance of rain in the afternoon. Highs 75 to 80. Southwest winds 10 to 15 mph shifting to the west 15 to 25 mph in the afternoon.
    Night Details
    Mostly cloudy with chance of rain showers and slight chance of thunderstorms. Lows around 50. West winds 5 to 15 mph. Chance of precipitation 50 percent.
  • Forecast day icon
    Tuesday
    Thunderstorms
    60°
    Forecast night icon
    Night
    Mostly Cloudy
    45°
    Tuesday 5/14
    Day
    60°
    Thunderstorms
    Forecast day icon
    Night
    45°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Cooler. Rain and slight chance of thunderstorms in the morning then rain showers likely and slight chance of thunderstorms in the afternoon. Highs around 60. Northwest winds 5 to 15 mph. Chance of precipitation 90 percent.
    Night Details
    Colder. Mostly cloudy with a 20 percent chance of thunderstorms. Lows 40 to 45.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    69°
    Forecast night icon
    Night
    40% Chance of Rain
    48°
    Wednesday 5/15
    Day
    69°
    Partly Cloudy
    Forecast day icon
    Night
    48°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a 20 percent chance of rain. Highs 65 to 70.
    Night Details
    Mostly cloudy with a 40 percent chance of rain. Lows 45 to 50. Highs 70 to 75.
  • Forecast day icon
    Thursday
    40% Chance of Rain
    70°
    Forecast night icon
    Night
    40% Chance of Rain
    44°
    Thursday 5/16
    Day
    70°
    40% Chance of Rain
    Forecast day icon
    Night
    44°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 40 percent chance of rain. Lows 45 to 50. Highs 70 to 75.
    Night Details
    Cooler. Mostly cloudy with a 40 percent chance of rain. Lows around 45. Highs 60 to 65.
  • Forecast day icon
    Friday
    40% Chance of Rain
    58°
    Forecast night icon
    Night
    40% Chance of Rain
    42°
    Friday 5/17
    Day
    58°
    40% Chance of Rain
    Forecast day icon
    Night
    42°
    40% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Cooler. Mostly cloudy with a 40 percent chance of rain. Lows around 45. Highs 60 to 65.
    Night Details
    Mostly cloudy with a 40 percent chance of rain. Lows around 40.
  • Forecast day icon
    Saturday
    50% Chance of Rain
    53°
    Forecast night icon
    Night
    30% Chance of Rain
    40°
    Saturday 5/18
    Day
    53°
    50% Chance of Rain
    Forecast day icon
    Night
    40°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a 50 percent chance of rain. Highs 55 to 60.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 40F. Dew point will be around 33F with an average humidity of 65%. Winds will be 6 mph from the W.
  • Forecast day icon
    Sunday
    30% Chance of Rain
    61°
    Forecast night icon
    Night
    30% Chance of Rain
    42°
    Sunday 5/19
    Day
    61°
    30% Chance of Rain
    Forecast day icon
    Night
    42°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 61F. Dew point will be around 34F with an average humidity of 48%. Winds will be 6 mph from the W.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 42F. Dew point will be around 33F with an average humidity of 56%. Winds will be 4 mph from the W.
  • Forecast day icon
    Monday
    Partly Cloudy
    62°
    Forecast night icon
    Night
    40% Chance of Rain
    44°
    Monday 5/20
    Day
    62°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 62F. Dew point will be around 34F with an average humidity of 45%. Winds will be 7 mph from the W.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 44F. Dew point will be around 35F with an average humidity of 56%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    59°
    Forecast night icon
    Night
    50% Chance of Rain
    43°
    Tuesday 5/21
    Day
    59°
    40% Chance of Rain
    Forecast day icon
    Night
    43°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 59F. Dew point will be around 37F with an average humidity of 52%. Winds will be 8 mph from the NW.
    Night Details
    Mostly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 43F. Dew point will be around 37F with an average humidity of 63%. Winds will be 5 mph from the NW.