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

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

75°F

24°C

Humidity 42%
Wind Speed W 15 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 16 Apr 5:53 pm CDT
Extended Forecast for

Mahomet IL

  • Tonight

    Tonight: Clear, with a low around 55. West wind 5 to 10 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 55 °F

    Clear

  • Friday

    Friday: Mostly sunny, with a high near 82. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 82 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Showers and thunderstorms likely before midnight, then showers and possibly a thunderstorm between midnight and 4am, then showers after 4am. Low around 50. South wind around 18 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 50 °F

    Showers
    Likely then
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 58. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 29 mph.

    High: 58 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. West northwest wind 10 to 18 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 56. Breezy, with a west northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 56 °F

    Patchy Frost
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. Northwest wind 6 to 13 mph becoming east northeast after midnight. Winds could gust as high as 17 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 55. West wind 5 to 10 mph becoming light and variable. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 82. Breezy, with a south wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Showers and thunderstorms likely before midnight, then showers and possibly a thunderstorm between midnight and 4am, then showers after 4am. Low around 50. South wind around 18 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 50 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 58. Breezy, with a west northwest wind 18 to 22 mph, with gusts as high as 29 mph.
Saturday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. West northwest wind 10 to 18 mph, with gusts as high as 25 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 56. Breezy, with a west northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 35. Northwest wind 6 to 13 mph becoming east northeast after midnight. Winds could gust as high as 17 mph.
Monday
Areas of frost before 8am. Otherwise, sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 49.
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 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mahomet IL
 40.2°N 88.4°W (Elev. 741 ft)
Last Update:
5:21 pm CDT Apr 16, 2026
Forecast Valid:
6pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation