Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

New Lisbon Mauston Airport (K82C)

Lat: 43.84°NLon: 90.14°WElev: 906ft.

Overcast

N/A

Humidity NA
Wind Speed Calm
Barometer 29.36 in
Dewpoint N/A
Visibility 7.00 mi
Last update 17 Jun 9:35 pm CDT
Extended Forecast for

6 Miles SW Grand Marsh WI

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Cloudy, with a low around 53. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 72. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Mostly clear, with a low around 49. Northwest wind 5 to 9 mph becoming light west  in the evening. Winds could gust as high as 18 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Clear

  • Juneteenth

    Juneteenth: A 20 percent chance of showers after 1pm.  Sunny, with a high near 74. Light west wind becoming northwest 5 to 9 mph in the morning.

    High: 74 °F

    Sunny then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 52. West wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly after 1pm.  Partly sunny, with a high near 72. Light northeast wind becoming east 5 to 9 mph in the morning.  Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 1am.  Mostly cloudy, with a low around 52. Northeast wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Cloudy, with a low around 53. Northwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 49. Northwest wind 5 to 9 mph becoming light west in the evening. Winds could gust as high as 18 mph.
Juneteenth
A 20 percent chance of showers after 1pm. Sunny, with a high near 74. Light west wind becoming northwest 5 to 9 mph in the morning.
Friday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 76. Calm wind becoming northwest 5 to 8 mph in the morning.
Saturday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Showers likely, mainly after 1pm. Partly sunny, with a high near 72. Light northeast wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 52. Northeast wind 6 to 8 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 75. Northeast wind around 7 mph.
Monday Night
Partly cloudy, with a low around 52. Light north wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Light and variable wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 55. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Calm wind becoming west 5 to 8 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Grand Marsh WI
 43.84°N 89.8°W
9:31 pm CDT Jun 17, 2026
9pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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