Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 30.18 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 7 Nov 5:45 am CST
Extended Forecast for

Roscoe IL

  • Today

    Today: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 51. Calm wind becoming west southwest around 5 mph in the morning. Winds could gust as high as 15 mph.

    High: 51 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after 4am.  Otherwise, partly cloudy, with a low around 35. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 35 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, partly sunny, then gradually becoming sunny, with a high near 58. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. West northwest wind 5 to 10 mph becoming light west  in the evening.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 51. Calm wind becoming west southwest around 5 mph in the morning. Winds could gust as high as 15 mph.
Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 35. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Patchy fog before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 58. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 32. West northwest wind 5 to 10 mph becoming light west in the evening.
Monday
Mostly sunny, with a high near 59. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 35.
Veterans Day
Mostly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Roscoe IL
 42.43°N 89.02°W
2:25 am CST Nov 7, 2026
7am CST Nov 7, 2026-6pm CST Nov 13, 2026
 
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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