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

Storm Impacting the Southwest U.S.

A slow moving weather disturbance will continue to bring periodic rain showers, a few isolated thunderstorms, and a localized flash flooding across the Southwest. The threat will expand into the Southern Plains Wednesday night. Moderate to heavy snow across the Sierra Nevada and southern Utah Ranges will continue into the overnight period. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

36°F

2°C

Humidity 93%
Wind Speed NE 7 mph
Barometer 30.15 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 18 Nov 11:15 pm CST
Extended Forecast for

Roscoe IL

  • Tonight

    Tonight: Cloudy, with a low around 38. Northeast wind around 5 mph.

    Low: 38 °F

    Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 44. Northeast wind around 5 mph becoming east southeast in the afternoon.

    High: 44 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. East southeast wind around 5 mph becoming calm.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 55. South wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. West wind around 5 mph becoming north northwest after midnight.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Cloudy, with a low around 38. Northeast wind around 5 mph.
Wednesday
Cloudy, with a high near 44. Northeast wind around 5 mph becoming east southeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 37. East southeast wind around 5 mph becoming calm.
Thursday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 55. South wind 5 to 10 mph becoming west southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 31. West wind around 5 mph becoming north northwest after midnight.
Friday
Mostly sunny, with a high near 49.
Friday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 27.
Saturday
Sunny, with a high near 49.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Sunny, with a high near 53.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 54.
Monday Night
A chance of rain. Mostly cloudy, with a low around 33.
Tuesday
A chance of rain. Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Roscoe IL
 42.43°N 88.99°W
Last Update:
8:46 pm CST Nov 18, 2025
Forecast Valid:
11pm CST Nov 18, 2025-6pm CST Nov 25, 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