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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Partly Cloudy

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 2 Aug 7:45 am CDT
Extended Forecast for

Sharon WI

  • Today

    Today: Sunny, with a high near 77. North wind around 5 mph becoming east in the afternoon.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Areas of smoke before midnight, then patchy smoke after 2am. Mostly clear, with a low around 55. East wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Areas Smoke

  • Sunday

    Sunday: Areas of smoke before 8am, then areas of smoke after 9am. Sunny, with a high near 80. Calm wind becoming east around 5 mph in the afternoon.

    High: 80 °F

    Areas Smoke

  • Sunday Night

    Sunday Night: Areas of smoke before 8pm. Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Areas Smoke
    then Mostly
    Clear

  • Monday

    Monday: Mostly sunny, with a high near 80. Light northeast wind becoming east 5 to 10 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. East wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 77. North wind around 5 mph becoming east in the afternoon.
Tonight
Areas of smoke before midnight, then patchy smoke after 2am. Mostly clear, with a low around 55. East wind around 5 mph becoming calm in the evening.
Sunday
Areas of smoke before 8am, then areas of smoke after 9am. Sunny, with a high near 80. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
Areas of smoke before 8pm. Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 80. Light northeast wind becoming east 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 80. Light east wind becoming southeast 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 63. East wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Friday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sharon WI
 42.51°N 88.72°W (Elev. 1027 ft)
Last Update:
6:38 am CDT Aug 2, 2025
Forecast Valid:
8am CDT Aug 2, 2025-6pm CDT Aug 8, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation