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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Light Rain

55°F

13°C

Humidity 88%
Wind Speed SE 7 mph
Barometer 29.49 in
Dewpoint 52°F (11°C)
Visibility 6.00 mi
Wind Chill53°F (12°C)
Last update 17 Jun 12:45 pm CDT
Extended Forecast for

Roscoe IL

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe and produce heavy rainfall. High near 69. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 40 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 56. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. West northwest wind 5 to 10 mph.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74.

    High: 74 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe and produce heavy rainfall. High near 69. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
A 40 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 56. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 73. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52. West northwest wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 75. West northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 54.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A chance of showers after 1am. Mostly cloudy, with a low around 58.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74.
Sunday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Roscoe IL
 42.41°N 89.02°W
Last Update:
12:57 pm CDT Jun 17, 2026
Forecast Valid:
1pm CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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Additional Resources

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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