Regional Outbreaks of Severe Weather Through Early Next Week; Early Season Heat Wave across the South

Active spring pattern across the center of our nation with several episodes of severe weather and heavy rainfall expected into next week. The potential for very large hail, long track tornadoes, severe wind gusts, frequent cloud to ground lightning strikes and flash flooding are in the outlook. Furthermore, dangerous early season heat wave continues for the Gulf Coast states into early next week. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Overcast

63°F

17°C

Humidity 52%
Wind Speed W 17 G 25 mph
Barometer 29.76 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 17 May 6:45 pm CDT
Extended Forecast for

2 Miles W Darien WI

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Northwest wind 5 to 15 mph.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67. North wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. East wind around 10 mph.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers.  Mostly cloudy, with a high near 58. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 58 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am.  Mostly cloudy, with a low around 43. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 50%.

    Low: 43 °F

    Slight Chance
    T-storms then
    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 1pm.  High near 50. Windy, with an east wind 20 to 25 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 50 °F

    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am.  Cloudy, with a low around 42. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers
    Likely and
    Breezy

  • Wednesday

    Wednesday: A 40 percent chance of showers.  Partly sunny, with a high near 59. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 59 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Northwest wind 5 to 15 mph.
Sunday
Mostly sunny, with a high near 67. North wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 40. East wind around 10 mph.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 58. East wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers before 10pm, then a slight chance of showers and thunderstorms between 10pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 43. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday
Showers, with thunderstorms also possible after 1pm. High near 50. Windy, with an east wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night
Showers likely, mainly before 1am. Cloudy, with a low around 42. Breezy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 59. Northeast wind around 15 mph, with gusts as high as 25 mph.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 40.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 66.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Darien WI
 42.59°N 88.75°W (Elev. 889 ft)
6:09 pm CDT May 17, 2025
7pm CDT May 17, 2025-6pm CDT May 24, 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