10-Day Weather Forecast - Ottawa, IL

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  • 78|58°F
    50% Chance of Storms

    Today

    78°F

    Partly cloudy. A chance of showers and thunderstorms. Some thunderstorms may be severe with heavy rainfall. Breezy. Temperatures in the lower 80s. South winds 15 to 25 mph with gusts up to 30 mph. Chance of precipitation 50 percent.

    Tonight

    58°F

    Mostly cloudy in the evening then clearing. Showers with thunderstorms likely early in the evening then a chance of showers and thunderstorms late in the evening. Some thunderstorms may be severe with heavy rainfall. Locally heavy rainfall possible early in the evening. Breezy. Lows in the upper 50s. West winds 15 to 25 mph with gusts up to 30 mph diminishing to 10 to 15 mph after midnight. Chance of precipitation 90 percent.

    Hourly details
  • 79|63°F
    Sunny

    Day

    79°F

    Sunny. Highs around 80. West winds 5 to 10 mph increasing to 10 to 15 mph in the afternoon.

    Night

    63°F

    Clear. Lows in the lower 60s. Southwest winds 5 to 10 mph.

    Hourly details
  • 83|63°F
    Partly Cloudy

    Day

    83°F

    Mostly sunny in the morning then becoming partly cloudy. Highs in the mid 80s. Southwest winds 10 to 15 mph. Gusts up to 25 mph in the afternoon.

    Night

    63°F

    A chance of thunderstorms in the evening. Showers. A slight chance of thunderstorms after midnight. Lows in the lower 60s. Southwest winds 10 to 15 mph becoming northwest after midnight. Chance of precipitation 90 percent.

    Hourly details
  • 71|56°F
    Partly Cloudy

    Day

    71°F

    Partly cloudy. Highs in the lower 70s.

    Night

    56°F

    Mostly clear. Lows in the mid 50s.

    Hourly details
  • 74|56°F
    Mostly Sunny

    Day

    74°F

    Mostly sunny. Highs in the mid 70s.

    Night

    56°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.

    Hourly details
  • 75|57°F
    30% Chance of Storms

    Day

    75°F

    Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent.

    Night

    57°F

    Mostly clear with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows around 60. Chance of precipitation 30 percent.

    Hourly details
  • 77|61°F
    40% Chance of Storms

    Day

    77°F

    Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of precipitation 40 percent.

    Night

    61°F

    A chance of thunderstorms in the evening. Showers likely. Lows in the mid 60s. Chance of precipitation 70 percent.

  • 78|64°F
    50% Chance Rain Showers

    Day

    78°F

    Partly cloudy. A chance of showers in the afternoon. Highs in the lower 80s. Chance of precipitation 50 percent.

    Night

    64°F

    Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 64F. Dew point will be around 63F with an average humidity of 78%. Winds will be 4 mph from the SW.

  • 81|64°F
    40% Chance of Rain

    Day

    81°F

    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 81F. Dew point will be around 66F with an average humidity of 74%. Winds will be 4 mph from the SW.

    Night

    64°F

    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 64F. Dew point will be around 64F with an average humidity of 77%. Winds will be 2 mph from the SW.

  • 81|64°F
    50% Chance of Rain

    Day

    81°F

    Mostly sunny with a 45% chance for rain and thunderstorms. High temperature around 81F. Dew point will be around 65F with an average humidity of 71%. Winds will be 1 mph from the E.

    Night

    64°F

    Mostly clear with a 45% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 62F with an average humidity of 74%. Winds will be 2 mph from the E.