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

New Lisbon Mauston Airport (K82C)

Lat: 43.84°NLon: 90.14°WElev: 906ft.

Partly Cloudy

78°F

26°C

Humidity 29%
Wind Speed S 6 mph
Barometer 30.16 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 Jun 3:15 pm CDT
Extended Forecast for

Grand Marsh WI

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 57. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Slight Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. High near 76. South wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74. Northwest wind 3 to 5 mph.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. Light and variable wind.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75. Calm wind becoming east 5 to 7 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. East wind 3 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. Southeast wind around 8 mph, with gusts as high as 18 mph.

    Low: 60 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 57. South wind around 5 mph becoming calm. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and thunderstorms, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. High near 76. South wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 74. Northwest wind 3 to 5 mph.
Thursday Night
Mostly clear, with a low around 53. Light and variable wind.
Friday
Mostly sunny, with a high near 75. Calm wind becoming east 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 79. East wind 3 to 8 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60. Southeast wind around 8 mph, with gusts as high as 18 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Southeast wind 8 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. South wind 10 to 14 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 90. South wind 9 to 14 mph, with gusts as high as 23 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. South wind 8 to 13 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind 7 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marsh WI
 43.88°N 89.71°W
Last Update:
1:26 pm CDT Jun 23, 2026
Forecast Valid:
3pm CDT Jun 23, 2026-6pm CDT Jun 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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