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Current Weather Conditions for Illiopolis, IL

Patchy fog before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 115. South southwest wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
78°F

Conditions

Wind: 5 mph S
Humidity: 91%
Probability of Precipitation: 9%

Hourly Forcast (next 12 hours)

11 AM 12 PM 1 PM 2 PM 3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM
78° 79° 80° 83° 86° 89° 91° 92° 94° 94° 94° 94° 92°

Upcoming Week

Day Forecast High Low
Today
Patchy Fog then Chance Showers And Thunderstorms
Patchy fog before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 115. South southwest wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
83°F 66°F
Tonight
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Heat index values as high as 113. West southwest wind 8 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
83°F 66°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 86. North wind 8 to 12 mph, with gusts as high as 16 mph.
83°F 66°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 63. North northeast wind 3 to 10 mph.
83°F 66°F
Wednesday
Sunny
Sunny, with a high near 84. Northeast wind 3 to 9 mph.
83°F 66°F
Wednesday Night
Clear
Clear, with a low around 63. East northeast wind 1 to 7 mph.
83°F 66°F
Thursday
Sunny
Sunny, with a high near 86. South southeast wind around 3 mph.
83°F 66°F
Thursday Night
Partly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers after 1am. Partly cloudy, with a low around 66.
83°F 66°F
Friday
Chance Rain Showers
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 40%.
83°F 66°F
Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
83°F 66°F
Saturday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 83.
83°F 66°F
Saturday Night
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 65.
83°F 66°F
Sunday
Sunny
Sunny, with a high near 84.
83°F 66°F
Sunday Night
Mostly Clear
Mostly clear, with a low around 64.
83°F 66°F
Data provided by weather.gov