Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

New Lisbon Mauston Airport (K82C)

Lat: 43.84°NLon: 90.14°WElev: 906ft.

Fair

71°F

22°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.93 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 15 Jul 10:35 pm CDT
Extended Forecast for

6 Miles SW Grand Marsh WI

  • Tonight

    Tonight: Mostly clear, with a low around 68. Light south wind.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall.  High near 86. South wind 3 to 7 mph.  Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 86 °F

    Slight Chance
    T-storms then
    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 58. Northeast wind around 6 mph becoming northwest in the evening.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Heavy Rain

  • Thursday

    Thursday: Partly sunny, with a high near 73. North wind 7 to 9 mph.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the morning.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 61. Light southeast wind.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 77. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 77 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am.  Mostly cloudy, with a low around 62. North wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 68. Light south wind.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. High near 86. South wind 3 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 58. Northeast wind around 6 mph becoming northwest in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Partly sunny, with a high near 73. North wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 52. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. Light southeast wind.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Light and variable wind becoming south 5 to 7 mph in the morning.
Saturday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 62. North wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 80. Northeast wind 3 to 6 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 81. Southeast wind 5 to 8 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Southeast wind 3 to 6 mph.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 5 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Grand Marsh WI
 43.84°N 89.8°W
8:59 pm CDT Jul 15, 2025
10pm CDT Jul 15, 2025-6pm CDT Jul 22, 2025
 
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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