Heavy Rainfall Continues in South Florida, Southern Rockies, and the Northern Plains

A stationary front will continue to bring heavy to excessive rainfall to South Florida into Saturday with localized and urban flooding possible. Heavy to excessive rainfall is forecast through Saturday over the southern Rockies into the northern Plains. Instances of flash flooding are possible, especially in higher terrain and burn scars. Read More >

Hazardous Weather Conditions

Current conditions at

Illinois Valley Regional Airport (KVYS)

Lat: 41.35°NLon: 89.15°WElev: 650ft.

Partly Cloudy

67°F

19°C

Humidity 74%
Wind Speed S 6 mph
Barometer 30.02 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 13 Sep 4:55 am CDT
Extended Forecast for

Mendota IL

  • Overnight

    Overnight: Isolated showers and thunderstorms.  Mostly cloudy, with a low around 64. Southeast wind around 5 mph.  Chance of precipitation is 20%.

    Low: 64 °F

    Isolated
    T-storms

  • Saturday

    Saturday: Scattered showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 50%.

    High: 84 °F

    Scattered
    T-storms

  • Saturday Night

    Saturday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 63. East southeast wind around 5 mph.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, sunny, with a high near 87. East northeast wind around 5 mph.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. East wind around 5 mph, with gusts as high as 15 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

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

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Isolated showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 5 mph. Chance of precipitation is 20%.
Saturday
Scattered showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 84. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Saturday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 63. East southeast wind around 5 mph.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 87. East northeast wind around 5 mph.
Sunday Night
Mostly clear, with a low around 63. East wind around 5 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 85.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61.
Friday
A chance of showers. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Mendota IL
 41.54°N 89.13°W
4:11 am CDT Sep 13, 2025
5am CDT Sep 13, 2025-6pm CDT Sep 19, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database