Extreme Heat and Fire Weather Conditions in the West; Heavy Rain in the Southeast; Poor Air Quality

Extreme heat will begin to peak across the Desert Southwest. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Poor air quality persists from the Upper Midwest into the Northeast due to wildfire smoke. Read More >

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fog/Mist

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 30.27 in
Dewpoint 59°F (15°C)
Visibility 3.00 mi
Last update 6 Aug 12:50 am CDT
Extended Forecast for

Harvard IL

  • Overnight

    Overnight: Areas of smoke. Patchy fog after 3am.  Otherwise, mostly clear, with a low around 60. East wind around 5 mph.

    Low: 60 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of smoke before 10am. Patchy fog before 7am.  Otherwise, sunny, with a high near 84. East wind around 5 mph becoming south southwest in the afternoon.

    High: 84 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 65. South wind around 5 mph becoming east in the evening.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 85. South southwest wind around 5 mph, with gusts as high as 10 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 68. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 68 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of smoke. Patchy fog after 3am. Otherwise, mostly clear, with a low around 60. East wind around 5 mph.
Wednesday
Areas of smoke before 10am. Patchy fog before 7am. Otherwise, sunny, with a high near 84. East wind around 5 mph becoming south southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 65. South wind around 5 mph becoming east in the evening.
Thursday
Mostly sunny, with a high near 85. South southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday Night
Mostly cloudy, with a low around 68. South wind around 5 mph, with gusts as high as 10 mph.
Friday
Mostly sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 71.
Saturday
Sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Harvard IL
 42.42°N 88.61°W
1:06 am CDT Aug 6, 2025
1am CDT Aug 6, 2025-6pm CDT Aug 12, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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