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

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

Sterling Rockfalls (KSQI)

Lat: 41.74°NLon: 89.67°WElev: 643ft.

Mostly Cloudy

40°F

4°C

Humidity 100%
Wind Speed E 10 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 18 Nov 5:56 am CST
Extended Forecast for

Chadwick IL

  • Today

    Today: A 40 percent chance of rain before 7am. Cloudy, with a high near 43. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Chance Rain
    then Cloudy

  • Tonight

    Tonight: Cloudy, with a low around 37. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 48. Northeast wind around 5 mph becoming calm in the morning.

    High: 48 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Calm wind becoming south around 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of rain before 7am. Cloudy, with a high near 43. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Cloudy, with a low around 37. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
Cloudy, with a high near 48. Northeast wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly cloudy, with a low around 37. Calm wind becoming south around 5 mph.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chadwick IL
 42.02°N 89.9°W (Elev. 801 ft)
Last Update:
5:26 am CST Nov 18, 2025
Forecast Valid:
6am CST Nov 18, 2025-6pm CST Nov 24, 2025
 
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