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Hazardous Weather Conditions

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

81°F

27°C

Humidity 58%
Wind Speed S 17 mph
Barometer 29.89 in (1011.7 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 17 Apr 12:53 pm CDT
Extended Forecast for

Mahomet IL

Flood Watch April 17, 06:00pm until April 18, 04:00am
Click here for hazard details and duration
Flood Watch

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. Breezy, with a south wind around 23 mph, with gusts as high as 31 mph.

    High: 82 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 4am, then showers after 4am. Some of the storms could produce heavy rainfall. Low around 47. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 47 °F

    Heavy Rain
    and Breezy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 55. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 30 mph.

    High: 55 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 35. Northwest wind 9 to 17 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 8am. Otherwise, sunny, with a high near 57. Breezy, with a west northwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 57 °F

    Patchy Frost
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Northwest wind 6 to 13 mph becoming east northeast 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 61. East wind 6 to 9 mph becoming south southeast in the afternoon.

    High: 61 °F

    Areas Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Breezy.

    High: 76 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. Breezy, with a south wind around 23 mph, with gusts as high as 31 mph.
Tonight
Showers and thunderstorms likely before 11pm, then showers and possibly a thunderstorm between 11pm and 4am, then showers after 4am. Some of the storms could produce heavy rainfall. Low around 47. Breezy, with a west southwest wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
A 30 percent chance of showers, mainly before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 55. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 30 mph.
Saturday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 35. Northwest wind 9 to 17 mph, with gusts as high as 24 mph.
Sunday
Patchy frost before 8am. Otherwise, sunny, with a high near 57. Breezy, with a west northwest wind 9 to 14 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 34. 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 61. East wind 6 to 9 mph becoming south southeast in the afternoon.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 76. Breezy.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mahomet IL
 40.2°N 88.4°W (Elev. 741 ft)
Last Update:
1:06 pm CDT Apr 17, 2026
Forecast Valid:
1pm CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation