10-Day Weather Forecast - Chester, IL

As of

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  • 96|71°F
    Hot and Humid

    Today

    96°F

    Sunny. Isolated showers and thunderstorms this afternoon. Hot with highs in the upper 90s. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 110 this afternoon.

    Tonight

    71°F

    Partly cloudy with isolated showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the lower 70s. North winds around 5 mph. Chance of rain 20 percent. Heat index values up to 104 early in the evening.

    Hourly details
  • 91|61°F
    Sunny

    Day

    91°F

    Sunny. Highs around 90. Northeast winds 5 to 10 mph.

    Night

    61°F

    Mostly clear. Lows in the lower 60s. Northeast winds 5 to 10 mph.

    Hourly details
  • 87|61°F
    Sunny

    Day

    87°F

    Sunny. Highs in the upper 80s. East winds around 5 mph.

    Night

    61°F

    Mostly clear. Lows in the mid 60s. Heat index values up to 100.

    Hourly details
  • 93|71°F
    Mostly Sunny

    Day

    93°F

    Mostly clear. Highs in the mid 90s. Heat index values up to 100.

    Night

    71°F

    Mostly clear. Hot. Lows in the lower 70s. Heat index values up to 105.

    Hourly details
  • 97|72°F
    Hot and Humid

    Day

    97°F

    Mostly clear. Hot. Highs in the upper 90s. Heat index values up to 105.

    Night

    72°F

    Mostly clear in the evening, then partly cloudy with a chance of showers after midnight. Lows around 70. Chance of rain 40 percent. Heat index values up to 100 early in the evening.

    Hourly details
  • 82|60°F
    50% Chance of Storms

    Day

    82°F

    Mostly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 50 percent.

    Night

    60°F

    Partly cloudy in the evening, then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 20 percent.

    Hourly details
  • 84|62°F
    Sunny

    Day

    84°F

    Sunny. A slight chance of showers in the morning. Highs in the upper 80s. Chance of rain 20 percent.

    Night

    62°F

    Partly cloudy. Low temperature around 62F. Dew point will be around 65F with an average humidity of 88%. Winds will be 3 mph from the SE.

  • 85|62°F
    30% Chance of Rain

    Day

    85°F

    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 85F. Dew point will be around 64F with an average humidity of 65%. Winds will be 3 mph from the SE.

    Night

    62°F

    Clear. Low temperature around 62F. Dew point will be around 64F with an average humidity of 82%. Winds will be 4 mph from the SE.

  • 87|64°F
    Sunny

    Day

    87°F

    Sunny. High temperature around 87F. Dew point will be around 65F with an average humidity of 64%. Winds will be 5 mph from the S.

    Night

    64°F

    Clear. Low temperature around 64F. Dew point will be around 65F with an average humidity of 83%. Winds will be 4 mph from the S.

  • 88|65°F
    Sunny

    Day

    88°F

    Sunny. High temperature around 88F. Dew point will be around 66F with an average humidity of 65%. Winds will be 6 mph from the S.

    Night

    65°F

    Clear. Low temperature around 65F. Dew point will be around 66F with an average humidity of 84%. Winds will be 4 mph from the S.