Heavy to Excessive Rains in The Four Corners Region and Midwest; Heat Persists in the South-Central U.S.

Repeated rounds of showers and thunderstorms could bring a flash flooding threat across the Four Corners region and from the mid-Mississippi Valley into the lower Great Lakes. Hot temperatures and high humidity will continue to challenge daily records from the Southern Plains to the lower Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

Partly Cloudy

88°F

31°C

Humidity 59%
Wind Speed N 3 mph
Barometer 30.23 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 16 Sep 3:35 pm CDT
Extended Forecast for

Mount Pulaski IL

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 91. Northeast wind 3 to 5 mph.

    High: 91 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 71. North northeast wind around 5 mph becoming light and variable.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 9am, then a chance of showers between 9am and 10am.  Mostly sunny, with a high near 90. Light and variable wind becoming west northwest 5 to 8 mph in the morning.  Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 68. North wind around 7 mph becoming east northeast after midnight.

    Low: 68 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of showers between 7am and 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 88. East wind 6 to 8 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. East wind 8 to 10 mph becoming south southeast after midnight. Winds could gust as high as 17 mph.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 93. South wind 10 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Partly sunny, with a high near 91. Northeast wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 71. North northeast wind around 5 mph becoming light and variable.
Thursday
A slight chance of showers and thunderstorms before 9am, then a chance of showers between 9am and 10am. Mostly sunny, with a high near 90. Light and variable wind becoming west northwest 5 to 8 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Increasing clouds, with a low around 68. North wind around 7 mph becoming east northeast after midnight.
Friday
A chance of showers between 7am and 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 88. East wind 6 to 8 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 70. East wind 8 to 10 mph becoming south southeast after midnight. Winds could gust as high as 17 mph.
Saturday
Mostly sunny, with a high near 93. South wind 10 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
A chance of showers. Mostly cloudy, with a high near 81.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Pulaski IL
 40.01°N 89.28°W (Elev. 650 ft)
3:36 pm CDT Sep 16, 2026
3pm CDT Sep 16, 2026-6pm CDT Sep 22, 2026
 
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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