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

Robinson Municipal Airport (KRSV)

Lat: 39.01°NLon: 87.65°WElev: 449ft.

Fair

70°F

21°C

Humidity 100%
Wind Speed W 2 mph
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Last update 30 Jul 9:15 pm CDT
Extended Forecast for

Willow Hill IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 3pm. Increasing clouds, with a high near 84. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 16 mph.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 68. South southeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Slight Chance
    T-storms then
    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 4pm. High near 78. South southeast wind 10 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. West wind 9 to 11 mph becoming north after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. North wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. North wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82.

    High: 82 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. Calm wind.
Friday
A 30 percent chance of showers, mainly after 3pm. Increasing clouds, with a high near 84. Light southeast wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 16 mph.
Friday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2am. Low around 68. South southeast wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers, with thunderstorms also possible after 4pm. High near 78. South southeast wind 10 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. West wind 9 to 11 mph becoming north after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 79. North wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 63. North wind 7 to 13 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 64.
Tuesday
A 50 percent chance of showers after 1pm. Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Willow Hill IL
 38.99°N 88.02°W (Elev. 499 ft)
Last Update:
7:36 pm CDT Jul 30, 2026
Forecast Valid:
9pm CDT Jul 30, 2026-6pm CDT Aug 6, 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