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

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

63°F

17°C

Humidity 71%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 16 Apr 9:55 pm CDT
Extended Forecast for

Penfield IL

  • Tonight

    Tonight: Clear, with a low around 54. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 54 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 51. South wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 51 °F

    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers before 1pm. Partly sunny, with a high near 60. West northwest wind around 18 mph, with gusts as high as 26 mph.

    High: 60 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 36. West northwest wind 9 to 15 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 56. West northwest wind 9 to 18 mph, with gusts as high as 26 mph.

    High: 56 °F

    Patchy Frost
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 54. Calm wind becoming south southeast around 5 mph after midnight.
Friday
Mostly sunny, with a high near 82. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph.
Friday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after midnight. Low around 51. South wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 50 percent chance of showers before 1pm. Partly sunny, with a high near 60. West northwest wind around 18 mph, with gusts as high as 26 mph.
Saturday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 36. West northwest wind 9 to 15 mph, with gusts as high as 23 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 56. West northwest wind 9 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Mostly sunny, with a high near 76. Breezy.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Mostly sunny, with a high near 75.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Penfield IL
 40.31°N 87.96°W (Elev. 728 ft)
Last Update:
9:37 pm CDT Apr 16, 2026
Forecast Valid:
10pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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