Castalia, Iowa | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Partly Cloudy
    48°
    Friday 5/3
    Forecast night icon
    48°
    Partly Cloudy
    Hourly
    Night Details
    Partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Thunderstorms
    57°
    Forecast night icon
    Night
    Partly Cloudy
    42°
    Saturday 5/4
    Day
    57°
    Thunderstorms
    Forecast day icon
    Night
    42°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy with a slight chance of thunderstorms. Showers in the morning then a chance of showers in the afternoon. Cooler with highs around 60. South winds 5 to 10 mph. . . Shifting to the northwest 10 to 15 mph in the afternoon. Chance of rain 90 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the lower 40s. Northwest winds 10 to 15 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    64°
    Forecast night icon
    Night
    Partly Cloudy
    45°
    Sunday 5/5
    Day
    64°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 60s. North winds 5 to 10 mph. . . Shifting to the east in the afternoon.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the mid 40s. East winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Thunderstorms
    58°
    Monday 5/6
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Warmer. Showers and a chance of thunderstorms. Lows in the mid 50s. Chance of rain 90 percent.
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    68°
    Forecast night icon
    Night
    Partly Cloudy
    51°
    Tuesday 5/7
    Day
    68°
    50% Chance of Storms
    Forecast day icon
    Night
    51°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    71°
    Forecast night icon
    Night
    40% Chance Rain Showers
    50°
    Wednesday 5/8
    Day
    71°
    40% Chance Rain Showers
    Forecast day icon
    Night
    50°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a 40 percent chance of showers. Highs in the lower 70s.
    Night Details
    Partly cloudy with a chance of showers. Lows in the upper 40s. Chance of rain 40 percent.
  • Forecast day icon
    Thursday
    40% Chance Rain Showers
    64°
    Forecast night icon
    Night
    40% Chance Rain Showers
    47°
    Thursday 5/9
    Day
    64°
    40% Chance Rain Showers
    Forecast day icon
    Night
    47°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers. Highs in the mid 60s. Lows in the mid 40s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy. A chance of showers. Highs in the mid 60s. Lows in the mid 40s. Chance of rain 40 percent.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    58°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Friday 5/10
    Day
    58°
    40% Chance Rain Showers
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny with a chance of showers. Highs in the lower 60s. Chance of rain 40 percent.
    Night Details
    Partly cloudy. Low temperature around 44F. Dew point will be around 40F with an average humidity of 71%. Winds will be 7 mph from the NW.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    59°
    Forecast night icon
    Night
    Mostly Clear
    43°
    Saturday 5/11
    Day
    59°
    30% Chance of Rain
    Forecast day icon
    Night
    43°
    Mostly Clear
    Forecast night icon
    Day Details
    Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 59F. Dew point will be around 39F with an average humidity of 60%. Winds will be 9 mph from the NW.
    Night Details
    Mostly clear. Low temperature around 43F. Dew point will be around 39F with an average humidity of 67%. Winds will be 8 mph from the NW.
  • Forecast day icon
    Sunday
    Sunny
    64°
    Forecast night icon
    Night
    Clear
    45°
    Sunday 5/12
    Day
    64°
    Sunny
    Forecast day icon
    Night
    45°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 64F. Dew point will be around 40F with an average humidity of 56%. Winds will be 8 mph from the NW.
    Night Details
    Clear. Low temperature around 45F. Dew point will be around 41F with an average humidity of 65%. Winds will be 5 mph from the W.