Keystone, Iowa | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Tuesday
    50% Chance of Storms
    65°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Tuesday 5/14
    Day
    65°
    50% Chance of Storms
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers with a slight chance of thunderstorms late this morning then a slight chance of showers this afternoon. Highs in the upper 60s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the upper 40s. Northeast winds 5 to 10 mph.
  • Forecast day icon
    Wednesday
    Sunny
    74°
    Forecast night icon
    Night
    50% Chance Rain Showers
    58°
    Wednesday 5/15
    Day
    74°
    Sunny
    Forecast day icon
    Night
    58°
    50% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s. Northeast winds 5 to 10 mph becoming southeast in the afternoon.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    70% Chance of Storms
    71°
    Forecast night icon
    Night
    40% Chance of Storms
    56°
    Thursday 5/16
    Day
    71°
    70% Chance of Storms
    Forecast day icon
    Night
    56°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely. A chance of thunderstorms in the afternoon. Highs in the lower 70s. South winds around 10 mph. Chance of rain 70 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows in the lower 50s. Chance of rain 40 percent.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    76°
    Forecast night icon
    Night
    Mostly Clear
    57°
    Friday 5/17
    Day
    76°
    40% Chance Rain Showers
    Forecast day icon
    Night
    57°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Mostly clear. Lows in the mid 50s. Highs in the lower 80s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    81°
    Forecast night icon
    Night
    30% Chance of Storms
    60°
    Saturday 5/18
    Day
    81°
    Mostly Sunny
    Forecast day icon
    Night
    60°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the mid 50s. Highs in the lower 80s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 30 percent.
  • Forecast day icon
    Sunday
    30% Chance Rain Showers
    80°
    Forecast night icon
    Night
    30% Chance Rain Showers
    56°
    Sunday 5/19
    Day
    80°
    30% Chance Rain Showers
    Forecast day icon
    Night
    56°
    30% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
    Night Details
    Mostly clear. A chance of showers after midnight. Lows in the mid 50s. Chance of rain 30 percent.
  • Forecast day icon
    Monday
    30% Chance Rain Showers
    76°
    Forecast night icon
    Night
    50% Chance of Rain
    62°
    Monday 5/20
    Day
    76°
    30% Chance Rain Showers
    Forecast day icon
    Night
    62°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a 30 percent chance of showers. Highs in the mid 70s.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 62F. Dew point will be around 54F with an average humidity of 68%. Winds will be 8 mph from the SE.
  • Forecast day icon
    Tuesday
    60% Chance of Rain
    76°
    Forecast night icon
    Night
    50% Chance of Rain
    59°
    Tuesday 5/21
    Day
    76°
    60% Chance of Rain
    Forecast day icon
    Night
    59°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 55% chance for rain and thunderstorms. High temperature around 76F. Dew point will be around 58F with an average humidity of 66%. Winds will be 4 mph from the SW.
    Night Details
    Partly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 59F. Dew point will be around 56F with an average humidity of 72%. Winds will be 3 mph from the NW.
  • Forecast day icon
    Wednesday
    30% Chance of Rain
    74°
    Forecast night icon
    Night
    30% Chance of Rain
    56°
    Wednesday 5/22
    Day
    74°
    30% Chance of Rain
    Forecast day icon
    Night
    56°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a 30% chance for rain and thunderstorms. High temperature around 74F. Dew point will be around 55F with an average humidity of 64%. Winds will be 6 mph from the W.
    Night Details
    Mostly clear with a 25% chance for rain and thunderstorms. Low temperature around 56F. Dew point will be around 52F with an average humidity of 69%. Winds will be 2 mph from the NW.
  • Forecast day icon
    Thursday
    Sunny
    73°
    Forecast night icon
    Night
    40% Chance of Rain
    56°
    Thursday 5/23
    Day
    73°
    Sunny
    Forecast day icon
    Night
    56°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny. High temperature around 73F. Dew point will be around 53F with an average humidity of 64%. Winds will be 3 mph from the W.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 56F. Dew point will be around 53F with an average humidity of 69%. Winds will be 3 mph from the SE.