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

Hazardous Weather Conditions

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Light Rain

41°F

5°C

Humidity 47%
Wind Speed SE 9 mph
Barometer 30.30 in (1026.6 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 7 Apr 11:56 pm CDT
Extended Forecast for

Walnut IL

  • Overnight

    Overnight: A chance of rain and snow showers before 3am, then a slight chance of snow showers. Mostly cloudy, with a low around 38. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 69. Breezy, with a south wind 15 to 25 mph, with gusts as high as 30 mph.

    High: 69 °F

    Decreasing
    Clouds and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then showers likely after 4am. Increasing clouds, with a low around 50. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 50 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 66. West wind 5 to 10 mph.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers. Low around 47. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 47 °F

    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of rain and snow showers before 3am, then a slight chance of snow showers. Mostly cloudy, with a low around 38. Southeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 69. Breezy, with a south wind 15 to 25 mph, with gusts as high as 30 mph.
Wednesday Night
Showers likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 4am, then showers likely after 4am. Increasing clouds, with a low around 50. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Thursday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 66. West wind 5 to 10 mph.
Thursday Night
Showers. Low around 47. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 60.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers after 1pm. Mostly cloudy, with a high near 76. Breezy.
Sunday Night
Showers likely. Mostly cloudy, with a low around 62. Breezy. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 80. Breezy.
Monday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Tuesday
Showers likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Walnut IL
 41.55°N 89.6°W (Elev. 696 ft)
Last Update:
8:56 pm CDT Apr 7, 2026
Forecast Valid:
12am CDT Apr 8, 2026-6pm CDT Apr 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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