Erwin, South Dakota | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    31°
    Monday 3/18
    Forecast night icon
    31°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Not as cool with lows in the upper 20s. Southwest winds 10 to 15 mph becoming west after midnight.
  • Forecast day icon
    Tuesday
    Partly Sunny
    50°
    Forecast night icon
    Night
    Partly Cloudy
    21°
    Tuesday 3/19
    Day
    50°
    Partly Sunny
    Forecast day icon
    Night
    21°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny in the morning then clearing. Not as cool with highs in the lower 50s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Cooler with lows around 18. North winds 15 to 20 mph diminishing to around 10 mph after midnight.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    31°
    Forecast night icon
    Night
    40% Chance of Snow
    20°
    Wednesday 3/20
    Day
    31°
    Mostly Sunny
    Forecast day icon
    Night
    20°
    40% Chance of Snow
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Much cooler with highs in the mid 30s. Northeast winds 10 to 15 mph.
    Night Details
    Mostly cloudy. A slight chance of snow in the evening then a chance of snow after midnight. Little or no snow accumulation. Lows around 19. East winds 10 to 15 mph. Chance of snow 40 percent.
  • Forecast day icon
    Thursday
    60% Chance of Snow
    30°
    Forecast night icon
    Night
    50% Chance of Snow
    21°
    Thursday 3/21
    Day
    30°
    60% Chance of Snow
    Forecast day icon
    Night
    21°
    50% Chance of Snow
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of snow in the morning then snow likely in the afternoon. Little or no snow accumulation. Highs in the upper 30s. Chance of snow 60 percent.
    Night Details
    Mostly cloudy. A chance of snow mainly in the evening. Lows around 20. Chance of snow 50 percent.
  • Forecast day icon
    Friday
    Partly Sunny
    29°
    Forecast night icon
    Night
    30% Chance of Snow
    16°
    Friday 3/22
    Day
    29°
    Partly Sunny
    Forecast day icon
    Night
    16°
    30% Chance of Snow
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 30s.
    Night Details
    Mostly cloudy. A chance of snow after midnight. Lows 15 to 20. Chance of snow 30 percent.
  • Forecast day icon
    Saturday
    60% Chance of Snow
    26°
    Forecast night icon
    Night
    70% Chance of Snow
    22°
    Saturday 3/23
    Day
    26°
    60% Chance of Snow
    Forecast day icon
    Night
    22°
    70% Chance of Snow
    Forecast night icon
    Hourly
    Day Details
    Snow likely mainly in the morning. Highs around 30. Chance of snow 60 percent.
    Night Details
    Mostly cloudy. A chance of snow in the evening then snow likely after midnight. Lows around 20. Chance of snow 70 percent.
  • Forecast day icon
    Sunday
    80% Chance of Snow
    29°
    Forecast night icon
    Night
    60% Chance of Snow
    22°
    Sunday 3/24
    Day
    29°
    80% Chance of Snow
    Forecast day icon
    Night
    22°
    60% Chance of Snow
    Forecast night icon
    Hourly
    Day Details
    Snow. A slight chance of rain in the afternoon. Highs in the lower 30s. Chance of precipitation 80 percent.
    Night Details
    Snow likely mainly in the evening. Lows around 20. Chance of snow 60 percent.
  • Forecast day icon
    Monday
    50% Chance of Snow
    27°
    Forecast night icon
    Night
    50% Chance of Snow
    19°
    Monday 3/25
    Day
    27°
    50% Chance of Snow
    Forecast day icon
    Night
    19°
    50% Chance of Snow
    Forecast night icon
    Day Details
    Mostly cloudy with a 50 percent chance of snow. Highs in the lower 30s.
    Night Details
    Cloudy with a chance of snow. Chance of precipitation 45%. Low temperature around 19F. Dew point will be around 20F with an average humidity of 92%. Winds will be 12 mph from the N.
  • Forecast day icon
    Tuesday
    30% Chance of Snow
    25°
    Forecast night icon
    Night
    Cloudy
    15°
    Tuesday 3/26
    Day
    25°
    30% Chance of Snow
    Forecast day icon
    Night
    15°
    Cloudy
    Forecast night icon
    Day Details
    Cloudy with a slight chance of snow. Chance of precipitation 25%. High temperature around 25F. Dew point will be around 19F with an average humidity of 87%. Winds will be 11 mph from the N.
    Night Details
    Cloudy. Low temperature around 15F. Dew point will be around 16F with an average humidity of 90%. Winds will be 7 mph from the N.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    27°
    Forecast night icon
    Night
    Mostly Cloudy
    19°
    Wednesday 3/27
    Day
    27°
    Partly Cloudy
    Forecast day icon
    Night
    19°
    Mostly Cloudy
    Forecast night icon
    Day Details
    Partly cloudy. High temperature around 27F. Dew point will be around 18F with an average humidity of 85%. Winds will be 4 mph from the N.
    Night Details
    Mostly cloudy. Low temperature around 19F. Dew point will be around 20F with an average humidity of 89%. Winds will be 3 mph from the N.