Ralph, South Dakota | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Monday
    Partly Cloudy
    77°
    Forecast night icon
    Night
    50% Chance of Storms
    52°
    Monday 5/13
    Day
    77°
    Partly Cloudy
    Forecast day icon
    Night
    52°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a slight chance of showers and thunderstorms. Areas of smoke. Highs in the upper 70s. South winds 10 to 15 mph. Chance of rain 20 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the evening then a slight chance of thunderstorms after midnight. Lows around 50. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    60% Chance of Storms
    63°
    Forecast night icon
    Night
    30% Chance of Storms
    47°
    Tuesday 5/14
    Day
    63°
    60% Chance of Storms
    Forecast day icon
    Night
    47°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Northwest winds 10 to 20 mph. Chance of rain 60 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 40s. Northwest winds 10 to 20 mph. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Wednesday 5/15
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A slight chance of showers in the afternoon. Highs in the upper 60s. Northwest winds 10 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent.
    Night Details
    Mostly clear in the evening then partly cloudy with a slight chance of showers after midnight. Lows in the mid 40s. Chance of rain 20 percent.
  • Forecast day icon
    Thursday
    40% Chance of Storms
    70°
    Forecast night icon
    Night
    30% Chance of Storms
    49°
    Thursday 5/16
    Day
    70°
    40% Chance of Storms
    Forecast day icon
    Night
    49°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then clearing. A chance of thunderstorms in the evening. A chance of showers. Lows in the upper 40s. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    30% Chance of Storms
    48°
    Friday 5/17
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a 20 percent chance of showers. Breezy with highs in the lower 70s.
    Night Details
    Mostly clear with a slight chance of showers and thunderstorms in the evening then partly cloudy with a chance of showers after midnight. Lows in the mid 40s. Chance of rain 30 percent.
  • Forecast day icon
    Saturday
    Partly Cloudy
    67°
    Forecast night icon
    Night
    30% Chance of Storms
    45°
    Saturday 5/18
    Day
    67°
    Partly Cloudy
    Forecast day icon
    Night
    45°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 20 percent.
    Night Details
    Partly cloudy. A slight chance of showers and thunderstorms in the evening then a chance of showers after midnight. Lows in the lower 40s. Chance of rain 30 percent.
  • Forecast day icon
    Sunday
    Partly Cloudy
    63°
    Forecast night icon
    Night
    Mostly Clear
    44°
    Sunday 5/19
    Day
    63°
    Partly Cloudy
    Forecast day icon
    Night
    44°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 20 percent.
    Night Details
    Mostly clear. Low temperature around 44F. Dew point will be around 37F with an average humidity of 63%. Winds will be 7 mph from the N.
  • Forecast day icon
    Monday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Monday 5/20
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 65F. Dew point will be around 40F with an average humidity of 51%. Winds will be 4 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 46F. Dew point will be around 40F with an average humidity of 63%. Winds will be 2 mph from the N.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    67°
    Forecast night icon
    Night
    40% Chance of Rain
    47°
    Tuesday 5/21
    Day
    67°
    30% Chance of Rain
    Forecast day icon
    Night
    47°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 67F. Dew point will be around 43F with an average humidity of 54%. Winds will be 2 mph from the NE.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 47F. Dew point will be around 43F with an average humidity of 67%. Winds will be 3 mph from the E.
  • Forecast day icon
    Wednesday
    40% Chance of Rain
    64°
    Forecast night icon
    Night
    40% Chance of Rain
    46°
    Wednesday 5/22
    Day
    64°
    40% Chance of Rain
    Forecast day icon
    Night
    46°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 64F. Dew point will be around 44F with an average humidity of 60%. Winds will be 2 mph from the N.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 46F. Dew point will be around 42F with an average humidity of 67%. Winds will be 2 mph from the E.