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

Albertus Airport (KFEP)

Lat: 42.25°NLon: 89.58°WElev: 837ft.

Fair

67°F

19°C

Humidity 44%
Wind Speed SW 14 mph
Barometer 29.84 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 21 Mar 12:55 pm CDT
Extended Forecast for

Forreston IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 46. West southwest wind 5 to 15 mph becoming north northeast after midnight.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 10am and 4pm. Mostly cloudy, with a temperature falling to around 45 by 5pm. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 48 °F⇓

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 27. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 48. North wind around 5 mph, with gusts as high as 10 mph.

    High: 48 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 80. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 46. West southwest wind 5 to 15 mph becoming north northeast after midnight.
Sunday
A slight chance of showers between 10am and 4pm. Mostly cloudy, with a temperature falling to around 45 by 5pm. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 27. North northeast wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 48. North wind around 5 mph, with gusts as high as 10 mph.
Monday Night
Mostly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 45.
Thursday
A chance of showers. Partly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Forreston IL
 42.12°N 89.57°W
Last Update:
12:01 pm CDT Mar 21, 2026
Forecast Valid:
1pm CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation