Hot in Parts of the West; Cold Blast Coming to the Central U.S.

Hot to extremely hot temperatures are in place much of this week across parts of California and the interior Northwest U.S. A blast of cold air will drop across the central and eastern U.S. later this week bringing below to well below normal temperatures. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.17 in
Dewpoint 54°F (12°C)
Visibility 0.50 mi
Last update 2 Sep 1:35 am CDT
Extended Forecast for

6 Miles SSE Rockdale WI

  • Overnight

    Overnight: Patchy fog.  Otherwise, mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 5am.  Increasing clouds, with a low around 58. Southwest wind around 5 mph.

    Low: 58 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm.  High near 71. Southwest wind around 10 mph becoming northwest in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Chance
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 1am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Northwest wind 5 to 10 mph.

    Low: 43 °F

    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 62. West wind 5 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely after 1am.  Increasing clouds, with a low around 49. South wind 5 to 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A 20 percent chance of showers before 1pm.  Mostly cloudy, then gradually becoming sunny, with a high near 64. West wind 10 to 15 mph.

    High: 64 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 51. Calm wind.
Tuesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 5am. Increasing clouds, with a low around 58. Southwest wind around 5 mph.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 71. Southwest wind around 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 43. Northwest wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 62. West wind 5 to 10 mph.
Thursday Night
Showers likely after 1am. Increasing clouds, with a low around 49. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 20 percent chance of showers before 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 64. West wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 45.
Monday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Rockdale WI
 42.91°N 88.99°W (Elev. 850 ft)
12:55 am CDT Sep 2, 2025
1am CDT Sep 2, 2025-6pm CDT Sep 8, 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