Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Hazardous Weather Conditions

Current conditions at

Juneau, Dodge County Airport (KUNU)

Lat: 43.43°NLon: 88.7°WElev: 935ft.

Fair

62°F

17°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.01 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 4 Aug 3:31 am CDT
Extended Forecast for

3 Miles SSW Markesan WI

  • Overnight

    Overnight: Mostly clear, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 82. South wind 10 to 15 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers after 4am.  Mostly cloudy, with a low around 61. West wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 77. Northwest wind around 5 mph becoming southwest in the afternoon.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am.  Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. South wind around 5 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 62. South wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. South wind 10 to 15 mph.
Tuesday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 61. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 30 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 77. Northwest wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 79. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. South wind around 5 mph becoming calm.
Friday
Sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Markesan WI
 43.66°N 89.01°W (Elev. 915 ft)
2:56 am CDT Aug 4, 2026
3am CDT Aug 4, 2026-6pm CDT Aug 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database