10-Day Weather Forecast - Olney, IL

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  • 72|61°F
    70% Chance of Storms
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    Today

    72°F

    Mostly cloudy. A chance of showers and thunderstorms late this morning then showers and thunderstorms likely this afternoon. Some thunderstorms may be severe. Highs around 80. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 70 percent.

    Tonight

    61°F

    Showers and thunderstorms mainly in the evening. Some thunderstorms may be severe. Locally heavy rainfall possible in the evening. Lows in the upper 50s. South winds 15 to 20 mph with gusts up to 35 mph becoming west 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain near 100 percent.

    Hourly details
  • Day

    71°F

    Mostly sunny. Highs in the lower 70s. West winds 5 to 10 mph.

    Night

    56°F

    A chance of thunderstorms in the evening. Showers. Lows in the mid 50s. North winds 5 to 10 mph. Chance of rain 90 percent.

    Hourly details
  • Day

    65°F

    Mostly sunny. Highs in the mid 60s. Northwest winds 10 to 15 mph.

    Night

    45°F

    Mostly clear. Lows in the lower 40s. Highs in the mid 60s.

    Hourly details
  • Day

    65°F

    Mostly clear. Lows in the lower 40s. Highs in the mid 60s.

    Night

    47°F

    Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s.

    Hourly details
  • Day

    61°F

    Partly sunny. Highs in the lower 60s.

    Night

    42°F

    Partly cloudy. Lows around 40.

    Hourly details
  • Weekend Weather

  • Day

    62°F

    Mostly clear. Highs in the lower 60s. Lows in the lower 40s.

    Night

    45°F

    Mostly clear. Highs in the lower 60s. Lows in the lower 40s.

    Hourly details
  • Day

    70°F

    Sunny. Highs around 70.

    Night

    49°F

    Clear. Low temperature around 49F. Dew point will be around 45F with an average humidity of 64%. Winds will be 7 mph from the SW.

  • Day

    70°F

    Sunny. High temperature around 70F. Dew point will be around 48F with an average humidity of 61%. Winds will be 8 mph from the W.

    Night

    53°F

    Mostly clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 53F. Dew point will be around 49F with an average humidity of 72%. Winds will be 4 mph from the S.

  • Day

    68°F

    Mostly cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 68F. Dew point will be around 51F with an average humidity of 68%. Winds will be 7 mph from the SW.

    Night

    54°F

    Cloudy with a chance of rain. Chance of precipitation 60%. Low temperature around 54F. Dew point will be around 51F with an average humidity of 78%. Winds will be 3 mph from the SW.

  • Day

    65°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. High temperature around 65F. Dew point will be around 50F with an average humidity of 69%. Winds will be 5 mph from the W.

    Night

    50°F

    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 50F. Dew point will be around 47F with an average humidity of 74%. Winds will be 4 mph from the W.