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

Hazardous Weather Conditions

Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Rain

75°F

24°C

Humidity 91%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 16 Aug 3:35 pm CDT
Extended Forecast for

Penfield IL

Flood Warning August 16, 03:47pm until August 17, 12:00pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning August 16, 03:47pm until August 17, 12:00pm

    NOW until 12:00pm Mon

    Flood Warning

  • This Afternoon

    High: 87 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Mostly cloudy, with a low around 67. Northwest wind 3 to 5 mph.

    Low: 67 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. North wind 5 to 7 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Light north wind.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 87. Heat index values as high as 101. West northwest wind around 8 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Mostly cloudy, with a low around 67. Northwest wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 81. North wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 61. Light north wind.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 79. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Penfield IL
 40.31°N 87.93°W (Elev. 696 ft)
Last Update:
3:36 pm CDT Aug 16, 2026
Forecast Valid:
3pm CDT Aug 16, 2026-6pm CDT Aug 22, 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