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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 65°F (18°C)
Visibility 5.00 mi
Last update 15 Jul 6:35 am CDT
Extended Forecast for

Franklin ILSimilar City Names

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Light east wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 89. Calm wind becoming south southeast around 5 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. Light south wind.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. West wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. West southwest wind 5 to 7 mph.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 91. West southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 91. Light and variable wind.
Tonight
Mostly clear, with a low around 70. Light east wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 89. Calm wind becoming south southeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 71. Light south wind.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. West wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Partly cloudy, with a low around 72. West southwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 91. West southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 72.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 71.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Franklin ILSimilar City Names
 39.61°N 90.04°W (Elev. 659 ft)
Last Update:
6:36 am CDT Jul 15, 2026
Forecast Valid:
6am CDT Jul 15, 2026-6pm CDT Jul 21, 2026
 
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Additional Resources

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Chance of Precipitation