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Current Weather Conditions for Illiopolis, IL

Mostly clear, with a low around 75. South southwest wind around 6 mph.
78°F

Conditions

Wind: 6 mph SSW
Humidity: 82%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM
78° 77° 76° 76° 75° 77° 80° 82° 86° 88° 90° 91° 92°

Upcoming Week

Day Forecast High Low
Overnight
Mostly Clear
Mostly clear, with a low around 75. South southwest wind around 6 mph.
86°F 70°F
Thursday
Sunny
Sunny, with a high near 93. Heat index values as high as 106. South southwest wind 6 to 12 mph, with gusts as high as 16 mph.
86°F 70°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 76. Heat index values as high as 105. South southwest wind 5 to 9 mph.
86°F 70°F
Friday
Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 3pm. Sunny, with a high near 92. Heat index values as high as 106. South southwest wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
86°F 70°F
Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 73. South southwest wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
86°F 70°F
Independence Day
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
86°F 70°F
Saturday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Southwest wind 3 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
86°F 70°F
Sunday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
86°F 70°F
Sunday Night
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68.
86°F 70°F
Monday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
86°F 70°F
Monday Night
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68.
86°F 70°F
Tuesday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.
86°F 70°F
Tuesday Night
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69.
86°F 70°F
Wednesday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
86°F 70°F
Data provided by weather.gov