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.

Partly Cloudy

86°F

30°C

Humidity 75%
Wind Speed W 3 mph
Barometer 29.98 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 17 Aug 6:10 pm CDT
Extended Forecast for

Waverly IL

Heat Advisory August 17, 06:24pm until August 17, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory August 17, 06:24pm until August 17, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 7 to 9 mph, with gusts as high as 15 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South wind 3 to 5 mph.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind around 6 mph becoming west northwest in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. North wind 3 to 5 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. North northeast wind 6 to 9 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 72. South southeast wind around 6 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Heat index values as high as 100. South wind 7 to 9 mph, with gusts as high as 15 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. South wind 3 to 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. South wind around 6 mph becoming west northwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 71. North wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 84. North northeast wind 6 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 64. North northeast wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waverly IL
 39.59°N 89.96°W (Elev. 653 ft)
Last Update:
6:10 pm CDT Aug 17, 2025
Forecast Valid:
6pm CDT Aug 17, 2025-6pm CDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation