Westport, South Dakota | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    53°
    Thursday 5/9
    Forecast night icon
    53°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy. Lows in the upper 40s. Northwest winds 5 to 15 mph. Gusts up to 30 mph in the evening.
  • Forecast day icon
    Friday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    45°
    Friday 5/10
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Breezy. Mostly sunny. Highs in the mid 70s. Northwest winds 15 to 25 mph.
    Night Details
    Mostly clear. Lows in the lower 40s. Northwest winds 5 to 15 mph with gusts to around 30 mph shifting to the west 5 to 10 mph after midnight.
  • Forecast day icon
    Saturday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Partly Cloudy
    52°
    Saturday 5/11
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 70s. West winds 5 to 15 mph.
    Night Details
    Partly cloudy. Lows in the lower 50s. Southwest winds 10 to 15 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Sunday 5/12
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Highs in the upper 70s. Lows in the mid 40s.
    Night Details
    Mostly clear. Highs in the upper 70s. Lows in the mid 40s.
  • Forecast day icon
    Monday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    40% Chance Rain Showers
    49°
    Monday 5/13
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    49°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Partly cloudy with a 40 percent chance of showers. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    50% Chance Rain Showers
    71°
    Forecast night icon
    Night
    50% Chance of Storms
    47°
    Tuesday 5/14
    Day
    71°
    50% Chance Rain Showers
    Forecast day icon
    Night
    47°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a 50 percent chance of showers. Highs around 70.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. A chance of showers and a slight chance of thunderstorms. Lows in the upper 40s. Chance of precipitation 50 percent.
  • Forecast day icon
    Wednesday
    30% Chance Rain Showers
    63°
    Forecast night icon
    Night
    30% Chance Rain Showers
    46°
    Wednesday 5/15
    Day
    63°
    30% Chance Rain Showers
    Forecast day icon
    Night
    46°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A 30 percent chance of showers. Highs in the upper 60s. Lows in the mid 40s.
    Night Details
    Partly cloudy. A 30 percent chance of showers. Highs in the upper 60s. Lows in the mid 40s.
  • Forecast day icon
    Thursday
    Partly Sunny
    67°
    Forecast night icon
    Night
    30% Chance of Rain
    47°
    Thursday 5/16
    Day
    67°
    Partly Sunny
    Forecast day icon
    Night
    47°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a 20 percent chance of showers. Highs in the upper 60s.
    Night Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 47F. Dew point will be around 45F with an average humidity of 72%. Winds will be 6 mph from the NW.
  • Forecast day icon
    Friday
    Mostly Sunny
    66°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Friday 5/17
    Day
    66°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 66F. Dew point will be around 45F with an average humidity of 59%. Winds will be 9 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 46F. Dew point will be around 44F with an average humidity of 69%. Winds will be 8 mph from the NW.
  • Forecast day icon
    Saturday
    Sunny
    68°
    Forecast night icon
    Night
    Clear
    46°
    Saturday 5/18
    Day
    68°
    Sunny
    Forecast day icon
    Night
    46°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 68F. Dew point will be around 43F with an average humidity of 53%. Winds will be 10 mph from the NW.
    Night Details
    Clear. Low temperature around 46F. Dew point will be around 43F with an average humidity of 64%. Winds will be 8 mph from the NW.