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

Hazardous Weather Conditions

Current conditions at

Albertus Airport (KFEP)

Lat: 42.25°NLon: 89.58°WElev: 837ft.

Mostly Cloudy

72°F

22°C

Humidity 69%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 23 May 8:55 pm CDT
Extended Forecast for

Rock City IL

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 55. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 81. West wind around 5 mph.

    High: 81 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 85. South wind 5 to 10 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers. Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 55. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 81. West wind around 5 mph.
Sunday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.
Memorial Day
Sunny, with a high near 85. South wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 61.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Partly sunny, with a high near 83.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock City IL
 42.42°N 89.46°W (Elev. 902 ft)
Last Update:
9:02 pm CDT May 23, 2026
Forecast Valid:
9pm CDT May 23, 2026-6pm CDT May 30, 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