National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

81°F

27°C

Humidity 71%
Wind Speed S 5 mph
Barometer 29.94 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 4 Sep 1:35 am CDT
Extended Forecast for

2 Miles SE Literberry IL

Extreme Heat Warning September 4, 01:52am until September 5, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning September 4, 01:52am until September 5, 07:00pm

    NOW until 7:00pm Sat

    Extreme Heat Warning

  • Overnight

    Low: 75 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 98. Heat index values as high as 105. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 74. Light south wind.

    Low: 74 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69. North northwest wind 5 to 7 mph becoming east northeast after midnight.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90. East northeast wind 5 to 9 mph.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. East wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a low around 75. South wind around 7 mph, with gusts as high as 15 mph.
Friday
Sunny and hot, with a high near 98. Heat index values as high as 105. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Friday Night
Partly cloudy, with a low around 74. Light south wind.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 69. North northwest wind 5 to 7 mph becoming east northeast after midnight.
Sunday
Sunny, with a high near 90. East northeast wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 64. East wind 6 to 8 mph, with gusts as high as 15 mph.
Labor Day
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny and hot, with a high near 95.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Mostly sunny and hot, with a high near 97.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Literberry IL
 39.83°N 90.18°W (Elev. 584 ft)
Last Update:
1:26 am CDT Sep 4, 2026
Forecast Valid:
1am CDT Sep 4, 2026-6pm CDT Sep 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation