Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Fairfield Municipal Airport (KFFL)

Lat: 41.05°NLon: 91.98°WElev: 787ft.

Fair

66°F

19°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 30.04 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 3:15 am CDT
Extended Forecast for

Libertyville IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 63. Southwest wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 81. West wind 5 to 10 mph.  Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers.  Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm.  Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 79 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 63. Southwest wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. West wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 82.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IA
 40.95°N 92.04°W (Elev. 814 ft)
3:06 am CDT Aug 18, 2026
3am CDT Aug 18, 2026-6pm CDT Aug 24, 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