Ottawa, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    80% Chance of Rain
    59°
    Thursday 5/2
    Forecast night icon
    59°
    80% Chance of Rain
    Hourly
    Night Details
    Mostly cloudy with a 80% chance for rain and thunderstorms. Low temperature around 59F. Dew point will be around 61F with an average humidity of 87%. Winds will be 9 mph from the W.
  • Forecast day icon
    Friday
    80% Chance of Storms
    72°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Friday 5/3
    Day
    72°
    80% Chance of Storms
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Cloudy with showers and a slight chance of thunderstorms through sunrise then partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph early in the morning becoming northeast 10 to 15 mph. Chance of precipitation 80 percent.
    Night Details
    Mostly clear. Lows in the upper 40s. East winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    40% Chance of Storms
    78°
    Forecast night icon
    Night
    50% Chance of Storms
    54°
    Saturday 5/4
    Day
    78°
    40% Chance of Storms
    Forecast day icon
    Night
    54°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning then mostly cloudy with a chance of thunderstorms in the afternoon. Highs in the upper 70s. South winds 5 to 10 mph in the morning becoming southwest in the afternoon. Chance of precipitation 40 percent.
    Night Details
    Mostly cloudy with a chance of thunderstorms in the evening then partly cloudy with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Northwest winds 10 to 15 mph. Chance of precipitation 50 percent.
  • Forecast day icon
    Sunday
    Partly Cloudy
    73°
    Forecast night icon
    Night
    Partly Cloudy
    55°
    Sunday 5/5
    Day
    73°
    Partly Cloudy
    Forecast day icon
    Night
    55°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny in the morning then becoming partly cloudy. Highs in the lower 70s. Northeast winds 5 to 10 mph.
    Night Details
    Partly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 20 percent.
  • Forecast day icon
    Monday
    30% Chance Rain Showers
    72°
    Forecast night icon
    Night
    70% Chance of Storms
    64°
    Monday 5/6
    Day
    72°
    30% Chance Rain Showers
    Forecast day icon
    Night
    64°
    70% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A slight chance of showers in the morning then a chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent.
    Night Details
    Partly cloudy with a slight chance of thunderstorms in the evening then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 70 percent.
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    76°
    Forecast night icon
    Night
    50% Chance of Storms
    58°
    Tuesday 5/7
    Day
    76°
    80% Chance of Storms
    Forecast day icon
    Night
    58°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers with a chance of thunderstorms in the morning then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 80 percent.
    Night Details
    Partly cloudy. A chance of thunderstorms in the evening. Lows in the upper 50s. Chance of precipitation 50 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    76°
    Forecast night icon
    Night
    40% Chance of Storms
    56°
    Wednesday 5/8
    Day
    76°
    50% Chance of Storms
    Forecast day icon
    Night
    56°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. A chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 50 percent.
    Night Details
    Partly cloudy. A chance of thunderstorms in the evening. Lows in the mid 50s. Chance of precipitation 40 percent.
  • Forecast day icon
    Thursday
    Partly Cloudy
    71°
    Forecast night icon
    Night
    40% Chance of Rain
    54°
    Thursday 5/9
    Day
    71°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy. Highs in the lower 70s.
    Night Details
    Clear with a chance of rain. Chance of precipitation 40%. Low temperature around 54F. Dew point will be around 51F with an average humidity of 73%. Winds will be 4 mph from the NW.
  • Forecast day icon
    Friday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Friday 5/10
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 65F. Dew point will be around 49F with an average humidity of 66%. Winds will be 7 mph from the NW.
    Night Details
    Partly cloudy. Low temperature around 50F. Dew point will be around 47F with an average humidity of 72%. Winds will be 3 mph from the N.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    63°
    Forecast night icon
    Night
    30% Chance of Rain
    51°
    Saturday 5/11
    Day
    63°
    30% Chance of Rain
    Forecast day icon
    Night
    51°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 63F. Dew point will be around 46F with an average humidity of 64%. Winds will be 4 mph from the NW.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 51F. Dew point will be around 47F with an average humidity of 73%. Winds will be 3 mph from the NW.