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

Milwaukee-Timmerman (KMWC)

Lat: 43.11°NLon: 88.03°WElev: 735ft.

Fair

64°F

18°C

Humidity 88%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Aug 1:55 am CDT
Extended Forecast for

Lannon WI

  • Overnight

    Overnight: Mostly clear, with a low around 61. Northwest wind around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Northwest wind around 5 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 81. Southwest wind 5 to 10 mph.

    High: 81 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

    Low: 71 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Northwest wind around 5 mph.
Thursday
Mostly sunny, with a high near 81. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 59. East wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 81. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming southwest after midnight.
Saturday
Mostly cloudy, with a high near 81. Southwest wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lannon WI
 43.16°N 88.15°W (Elev. 876 ft)
Last Update:
1:21 am CDT Aug 27, 2026
Forecast Valid:
2am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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