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Current Weather Conditions for Johnston City, IL

A slight chance of showers and thunderstorms. Mostly sunny. High near 96, with temperatures falling to around 94 in the afternoon. Heat index values as high as 110. Southwest wind around 5 mph. Chance of precipitation is 20%.
85°F

Conditions

Wind: 3 mph SW
Humidity: 82%
Probability of Precipitation: 19%

Hourly Forcast (next 12 hours)

3 PM 4 PM 5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM
85° 88° 90° 91° 93° 94° 95° 94° 94° 92° 87° 84° 82°

Upcoming Week

Day Forecast High Low
Today
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny. High near 96, with temperatures falling to around 94 in the afternoon. Heat index values as high as 110. Southwest wind around 5 mph. Chance of precipitation is 20%.
95°F 77°F
Tonight
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 1am, then a chance of showers and thunderstorms between 1am and 4am. Partly cloudy, with a low around 78. Heat index values as high as 109. Southwest wind 0 to 3 mph. Chance of precipitation is 60%.
95°F 77°F
Monday
Mostly Sunny
Mostly sunny. High near 99, with temperatures falling to around 97 in the afternoon. Heat index values as high as 111. South wind 3 to 10 mph.
95°F 77°F
Monday Night
Mostly Clear
Mostly clear, with a low around 79. Heat index values as high as 109. Southwest wind 6 to 9 mph.
95°F 77°F
Tuesday
Sunny
Sunny, with a high near 96. Northwest wind 6 to 10 mph.
95°F 77°F
Tuesday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 71. North wind 5 to 10 mph. Chance of precipitation is 20%.
95°F 77°F
Wednesday
Sunny
Sunny, with a high near 90. North northeast wind 3 to 9 mph.
95°F 77°F
Wednesday Night
Clear
Clear, with a low around 66. North northeast wind 2 to 8 mph.
95°F 77°F
Thursday
Sunny
Sunny, with a high near 90. East northeast wind 2 to 6 mph.
95°F 77°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 68. East wind 0 to 6 mph.
95°F 77°F
Friday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South southeast wind 1 to 7 mph.
95°F 77°F
Friday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. East southeast wind 1 to 7 mph.
95°F 77°F
Saturday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 87. North northeast wind 2 to 9 mph.
95°F 77°F
Saturday Night
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 68. North northeast wind 1 to 9 mph.
95°F 77°F
Data provided by weather.gov