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

Widespread Rain from Texas to the Central Appalachians; Heavy to Excessive Rainfall in Southern California and the Southwest

Scattered thunderstorms and widespread showers are expected from the Texas coast to the central Appalachians today. Heavy to excessive rainfall will continue in southern California into the Desert Southwest through Saturday. Heavy rain will pose a risk of flash flooding, especially across burn scar and urbanized regions. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

30°F

-1°C

Humidity 100%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 30°F (-1°C)
Visibility 7.00 mi
Last update 21 Nov 10:35 pm CST
Extended Forecast for

2 Miles NW Alden IL

  • Tonight

    Tonight: Mostly clear, with a low around 29. North wind around 5 mph becoming calm after midnight.

    Low: 29 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 48. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Northwest wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 10 mph.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: A 40 percent chance of rain after noon. Mostly cloudy, with a high near 52.

    High: 52 °F

    Partly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain. Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Rain

  • Tuesday

    Tuesday: A chance of rain. Mostly cloudy, with a high near 53.

    High: 53 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 29. North wind around 5 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 48. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 31. Southwest wind 5 to 10 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Sunday
Sunny, with a high near 51. Northwest wind around 5 mph becoming southwest in the afternoon. Winds could gust as high as 10 mph.
Sunday Night
Mostly clear, with a low around 33. Calm wind becoming south around 5 mph after midnight. Winds could gust as high as 10 mph.
Monday
A 40 percent chance of rain after noon. Mostly cloudy, with a high near 52.
Monday Night
Rain. Low around 44. Chance of precipitation is 90%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 38. Breezy.
Wednesday Night
Partly cloudy, with a low around 22.
Thanksgiving Day
Mostly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Alden IL
 42.48°N 88.55°W
Last Update:
7:31 pm CST Nov 21, 2025
Forecast Valid:
10pm CST Nov 21, 2025-6pm CST Nov 28, 2025
 
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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