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

Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Current conditions at

Reedsburg Municipal Airport (KC35)

Lat: 43.53°NLon: 89.98°WElev: 907ft.

Fair

60°F

16°C

Humidity 72%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 22 Jul 9:55 pm CDT
Extended Forecast for

Ironton WI

  • Tonight

    Tonight: Mostly clear, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

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

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 80. Light south wind increasing to 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Southwest wind 5 to 10 mph.

    High: 86 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. West wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 91. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 91 °F

    Hot

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 80. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 61. South wind 5 to 10 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 86. Southwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 68. West wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny and hot, with a high near 91. Light southwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 69.
Monday
A 20 percent chance of showers. Mostly sunny and hot, with a high near 90.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Partly cloudy, with a low around 63.
Wednesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ironton WI
 43.55°N 90.15°W (Elev. 935 ft)
Last Update:
8:37 pm CDT Jul 22, 2026
Forecast Valid:
10pm CDT Jul 22, 2026-6pm CDT Jul 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation