Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fog/Mist

80°F

27°C

Humidity 100%
Wind Speed NA
Barometer 29.87 in
Dewpoint 80°F (27°C)
Visibility 3.00 mi
Heat Index87°F (31°C)
Last update 26 Jul 7:55 pm CDT
Extended Forecast for

Ransom IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a low around 76. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 76 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm.  Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 104. East southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 40%.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 4am.  Partly cloudy, with a low around 71. West southwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. North wind around 10 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. North northeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 76. South southwest wind around 5 mph, with gusts as high as 10 mph.
Monday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 104. East southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Monday Night
A 20 percent chance of showers and thunderstorms before 4am. Partly cloudy, with a low around 71. West southwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 85. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 63. North northeast wind around 5 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 68.
Friday
A chance of showers after 1pm. Mostly cloudy, with a high near 84.
Friday Night
A chance of showers. Mostly cloudy, with a low around 67.
Saturday
A chance of showers. Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 66.
Sunday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Ransom IL
 41.17°N 88.66°W
2:40 pm CDT Jul 26, 2026
8pm CDT Jul 26, 2026-6pm CDT Aug 2, 2026
 
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Additional Resources

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