Decatur, Iowa | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Thunderstorms
    51°
    Thursday 4/25
    Forecast night icon
    51°
    Thunderstorms
    Hourly
    Night Details
    A slight chance of showers and thunderstorms late this evening then showers and thunderstorms. Near steady temperature in the lower 50s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
  • Forecast day icon
    Friday
    Thunderstorms
    69°
    Forecast night icon
    Night
    50% Chance of Storms
    63°
    Friday 4/26
    Day
    69°
    Thunderstorms
    Forecast day icon
    Night
    63°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Cloudy. Showers and thunderstorms mainly in the morning. Highs in the upper 60s. Southeast winds around 20 mph with gusts up to 40 mph. Chance of rain 90 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Breezy with lows around 60. South winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    70% Chance of Storms
    78°
    Forecast night icon
    Night
    Thunderstorms
    62°
    Saturday 4/27
    Day
    78°
    70% Chance of Storms
    Forecast day icon
    Night
    62°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers and thunderstorms in the morning then showers and thunderstorms likely in the afternoon. Breezy with highs in the upper 70s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent.
    Night Details
    Showers and thunderstorms. Lows around 60. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent.
  • Forecast day icon
    Sunday
    Thunderstorms
    72°
    Forecast night icon
    Night
    60% Chance of Storms
    53°
    Sunday 4/28
    Day
    72°
    Thunderstorms
    Forecast day icon
    Night
    53°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Thunderstorms showers breezy with highs in the lower 70s. Chance of rain near 100 percent.
    Night Details
    Showers and thunderstorms likely in the evening. Breezy with lows in the upper 40s. Chance of rain 60 percent.
  • Forecast day icon
    Monday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    51°
    Monday 4/29
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Mostly clear. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    30% Chance of Storms
    81°
    Forecast night icon
    Night
    40% Chance of Storms
    57°
    Tuesday 4/30
    Day
    81°
    30% Chance of Storms
    Forecast day icon
    Night
    57°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 50s. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    78°
    Forecast night icon
    Night
    40% Chance Rain Showers
    56°
    Wednesday 5/1
    Day
    78°
    40% Chance Rain Showers
    Forecast day icon
    Night
    56°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a 40 percent chance of showers. Highs in the mid 70s.
    Night Details
    Partly cloudy with a 40 percent chance of showers. Lows in the lower 50s.
  • Forecast day icon
    Thursday
    30% Chance Rain Showers
    70°
    Forecast night icon
    Night
    40% Chance of Rain
    52°
    Thursday 5/2
    Day
    70°
    30% Chance Rain Showers
    Forecast day icon
    Night
    52°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a 30 percent chance of showers. Highs in the lower 70s.
    Night Details
    Clear with a chance of rain. Chance of precipitation 35%. Low temperature around 52F. Dew point will be around 48F with an average humidity of 72%. Winds will be 4 mph from the NE.
  • Forecast day icon
    Friday
    40% Chance of Rain
    67°
    Forecast night icon
    Night
    30% Chance of Rain
    53°
    Friday 5/3
    Day
    67°
    40% Chance of Rain
    Forecast day icon
    Night
    53°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a chance of rain. Chance of precipitation 35%. High temperature around 67F. Dew point will be around 51F with an average humidity of 70%. Winds will be 4 mph from the SE.
    Night Details
    Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 53F. Dew point will be around 50F with an average humidity of 74%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Saturday
    50% Chance of Rain
    69°
    Forecast night icon
    Night
    40% Chance of Rain
    57°
    Saturday 5/4
    Day
    69°
    50% Chance of Rain
    Forecast day icon
    Night
    57°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 69F. Dew point will be around 54F with an average humidity of 73%. Winds will be 8 mph from the S.
    Night Details
    Cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 57F. Dew point will be around 55F with an average humidity of 78%. Winds will be 5 mph from the S.