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

Winona, Winona Municipal Airport-Max Conrad Field (KONA)

Lat: 44.08°NLon: 91.7°WElev: 656ft.

Fair

57°F

14°C

Humidity 88%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 Aug 6:15 am CDT
Extended Forecast for

Lewiston MN

  • Today

    Today: Sunny, with a high near 80. Northwest wind 5 to 7 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Light northwest wind.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 63. South wind 5 to 9 mph.

    Low: 63 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 1pm. High near 78. Breezy, with a south wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 26 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. South wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 85 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South wind around 10 mph.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 85. Southwest wind around 9 mph.

    High: 85 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 80. Northwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 54. Light northwest wind.
Friday
Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 63. South wind 5 to 9 mph.
Saturday
Showers, with thunderstorms also possible after 1pm. High near 78. Breezy, with a south wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 15 mph, with gusts as high as 26 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 85. South wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South wind around 10 mph.
Monday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 85. Southwest wind around 9 mph.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 67. Southwest wind 5 to 7 mph.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 82. West wind 5 to 7 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Southwest wind around 5 mph becoming light and variable.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 82. Southeast wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lewiston MN
 43.99°N 91.86°W
Last Update:
4:21 am CDT Aug 27, 2026
Forecast Valid:
6am CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation