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

42°F

6°C

Humidity 85%
Wind Speed SE 7 mph
Barometer 29.94 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 7 Jan 5:55 pm CST
Extended Forecast for

Penfield IL

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, increasing clouds, with a low around 39. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Showers likely after 9am. Patchy fog before 10am. Otherwise, cloudy, with a high near 61. South southeast wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 51. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Breezy. Rain
    then Rain
    Likely

  • Friday

    Friday: Mostly cloudy, with a temperature falling to around 48 by 5pm. Southwest wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

    High: 58 °F⇓

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 37. Northeast wind around 6 mph.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 43. North wind 6 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 50%.

    High: 43 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. West wind 14 to 17 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 39. South wind 8 to 10 mph, with gusts as high as 20 mph.
Thursday
Showers likely after 9am. Patchy fog before 10am. Otherwise, cloudy, with a high near 61. South southeast wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain and possibly a thunderstorm. Low around 51. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Mostly cloudy, with a temperature falling to around 48 by 5pm. Southwest wind 7 to 14 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Friday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 37. Northeast wind around 6 mph.
Saturday
A chance of rain before noon, then a chance of rain and snow. Mostly cloudy, with a high near 43. North wind 6 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 21. West wind 14 to 17 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 20.
Monday
Mostly sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Penfield IL
 40.31°N 87.93°W (Elev. 696 ft)
Last Update:
5:37 pm CST Jan 7, 2026
Forecast Valid:
6pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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