Sidney, Montana | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    40% Chance of Storms
    39°
    Sunday 5/19
    Forecast night icon
    39°
    40% Chance of Storms
    Hourly
    Night Details
    Mostly cloudy with a chance of showers with a slight chance of thunderstorms early this evening then partly cloudy. Lows in the upper 30s. Northwest wind around 5 mph. Chance of rain 40 percent.
  • Forecast day icon
    Monday
    Sunny
    64°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Monday 5/20
    Day
    64°
    Sunny
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 60s. West wind 5 to 10 mph.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. Lows around 40. Northwest wind around 5 mph.
  • Forecast day icon
    Tuesday
    Mostly Sunny
    64°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Tuesday 5/21
    Day
    64°
    Mostly Sunny
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 60s. Northwest wind 5 to 10 mph.
    Night Details
    Partly cloudy. Lows around 40. North wind 5 to 10 mph becoming northeast after midnight.
  • Forecast day icon
    Wednesday
    Chance of Rain Showers
    68°
    Forecast night icon
    Night
    Chance of Rain Showers
    50°
    Wednesday 5/22
    Day
    68°
    Chance of Rain Showers
    Forecast day icon
    Night
    50°
    Chance of Rain Showers
    Forecast night icon
    Hourly
    Day Details
    A slight chance of showers. Highs in the upper 60s. Lows in the mid 40s.
    Night Details
    A slight chance of showers. Highs in the upper 60s. Lows in the mid 40s.
  • Forecast day icon
    Thursday
    Chance of Storms
    68°
    Forecast night icon
    Night
    Chance of Storms
    46°
    Thursday 5/23
    Day
    68°
    Chance of Storms
    Forecast day icon
    Night
    46°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A chance of showers with a slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Highs in the lower 60s.
    Night Details
    Showers likely with a slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Lows around 40.
  • Forecast day icon
    Friday
    Chance of Rain Showers
    58°
    Forecast night icon
    Night
    Chance of Rain Showers
    39°
    Friday 5/24
    Day
    58°
    Chance of Rain Showers
    Forecast day icon
    Night
    39°
    Chance of Rain Showers
    Forecast night icon
    Hourly
    Day Details
    A chance of showers. Highs in the upper 50s.
    Night Details
    A slight chance of showers. Lows in the upper 30s. Highs in the upper 60s.
  • Forecast day icon
    Saturday
    Chance of Rain Showers
    73°
    Forecast night icon
    Night
    Chance of Storms
    48°
    Saturday 5/25
    Day
    73°
    Chance of Rain Showers
    Forecast day icon
    Night
    48°
    Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A slight chance of showers. Lows in the upper 30s. Highs in the upper 60s.
    Night Details
    A slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Lows in the mid 40s.
  • Forecast day icon
    Sunday
    Chance of Storms
    67°
    Forecast night icon
    Night
    30% Chance of Rain
    48°
    Sunday 5/26
    Day
    67°
    Chance of Storms
    Forecast day icon
    Night
    48°
    30% Chance of Rain
    Forecast night icon
    Day Details
    A chance of showers with a slight chance of thunderstorms. Some thunderstorms may produce gusty winds. Highs in the lower 70s.
    Night Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 48F. Dew point will be around 47F with an average humidity of 78%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Monday
    30% Chance of Rain
    67°
    Forecast night icon
    Night
    Partly Cloudy
    48°
    Monday 5/27
    Day
    67°
    30% Chance of Rain
    Forecast day icon
    Night
    48°
    Partly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 67F. Dew point will be around 48F with an average humidity of 63%. Winds will be 7 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 48F. Dew point will be around 47F with an average humidity of 75%. Winds will be 5 mph from the NW.
  • Forecast day icon
    Tuesday
    Sunny
    72°
    Forecast night icon
    Night
    Clear
    50°
    Tuesday 5/28
    Day
    72°
    Sunny
    Forecast day icon
    Night
    50°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 72F. Dew point will be around 48F with an average humidity of 57%. Winds will be 5 mph from the NW.
    Night Details
    Clear. Low temperature around 50F. Dew point will be around 49F with an average humidity of 71%. Winds will be 3 mph from the S.