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.

Overcast

53°F

12°C

Humidity 78%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 Oct 6:55 am CDT
Extended Forecast for

Grand Marsh WI

  • Today

    Today: Showers, mainly after 10am. High near 55. East wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers
    Likely then
    Showers

  • Tonight

    Tonight: Showers before 3am, then a slight chance of showers after 5am. Low around 43. Light and variable wind becoming northwest 9 to 14 mph in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 51. Breezy, with a north wind 14 to 18 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Breezy.
    Chance
    Showers then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 26. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.

    Low: 26 °F

    Frost

  • Saturday

    Saturday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 57. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 57 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Southwest wind 3 to 8 mph. Winds could gust as high as 23 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

Today
Showers, mainly after 10am. High near 55. East wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers before 3am, then a slight chance of showers after 5am. Low around 43. Light and variable wind becoming northwest 9 to 14 mph in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 50 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 51. Breezy, with a north wind 14 to 18 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 26. North wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 22 mph.
Saturday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 57. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
Clear, with a low around 35. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 63. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 38. Southwest wind 3 to 8 mph. Winds could gust as high as 23 mph.
Monday
Mostly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 37. Calm wind.
Tuesday
Sunny, with a high near 68. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 40. Calm wind.
Wednesday
Mostly sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grand Marsh WI
 43.9°N 89.71°W
Last Update:
3:31 am CDT Oct 15, 2026
Forecast Valid:
7am CDT Oct 15, 2026-6pm CDT Oct 21, 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