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

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

34°F

1°C

Humidity 75%
Wind Speed NW 10 mph
Barometer 29.93 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 28 Feb 1:15 am CST
Extended Forecast for

2 Miles NW Alden IL

  • Overnight

    Overnight: Partly cloudy, with a low around 25. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow likely, mainly between 1pm and 5pm. Cloudy, with a high near 31. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 31 °F

    Chance Snow
    then Snow
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 17. North wind 10 to 15 mph.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30. North northeast wind 5 to 10 mph.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16. East northeast wind around 5 mph becoming calm in the evening.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain before midnight, then rain likely, possibly mixed with freezing rain between midnight and 3am, then rain likely after 3am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Slight Chance
    Rain then
    Rain/Freezing
    Rain Likely

  • Tuesday

    Tuesday: Rain likely, mainly before noon. Cloudy, with a high near 41.

    High: 41 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 25. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Snow likely, mainly between 1pm and 5pm. Cloudy, with a high near 31. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday Night
A 20 percent chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 17. North wind 10 to 15 mph.
Sunday
Mostly sunny, with a high near 30. North northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 16. East northeast wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 40.
Monday Night
A slight chance of rain before midnight, then rain likely, possibly mixed with freezing rain between midnight and 3am, then rain likely after 3am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Tuesday
Rain likely, mainly before noon. Cloudy, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
A chance of rain after noon. Mostly sunny, with a high near 48.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Mostly cloudy, with a high near 54.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40.
Friday
A chance of rain. Cloudy, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Alden IL
 42.48°N 88.55°W
Last Update:
1:21 am CST Feb 28, 2026
Forecast Valid:
1am CST Feb 28, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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