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

Dangerously Hot This Weekend - Be Ready!

Heat Advisories and Warnings are in effect this weekend with widespread hot and humid conditions. This heat will be dangerous - children, pets and the elderly are especially susceptible to the heat - check on them!!  Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 44.08°NLon: 91.7°WElev: 656ft.

Overcast

81°F

27°C

Humidity 58%
Wind Speed SW 9 G 16 mph
Barometer 29.79 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Jun 1:35 pm CDT
Extended Forecast for

Winona MN

Heat Advisory June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 85. South wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Breezy, with a southeast wind 9 to 17 mph, with gusts as high as 29 mph.

    Low: 76 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 94. Heat index values as high as 102. Breezy, with a southwest wind around 18 mph, with gusts as high as 29 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 78. Breezy, with a southwest wind around 17 mph, with gusts as high as 25 mph.

    Low: 78 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 94. Breezy, with a south wind 15 to 17 mph, with gusts as high as 29 mph.

    High: 94 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. Breezy, with a south wind around 17 mph, with gusts as high as 26 mph.

    Low: 76 °F

    Breezy. Clear
    then Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Northwest wind 6 to 8 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. North wind around 6 mph becoming east in the morning. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 85. South wind 7 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Breezy, with a southeast wind 9 to 17 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 94. Heat index values as high as 102. Breezy, with a southwest wind around 18 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 78. Breezy, with a southwest wind around 17 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 94. Breezy, with a south wind 15 to 17 mph, with gusts as high as 29 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. Breezy, with a south wind around 17 mph, with gusts as high as 26 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 86. West wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Northwest wind 6 to 8 mph. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. North wind around 6 mph becoming east in the morning. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 64. East wind around 6 mph. Chance of precipitation is 90%.
Wednesday
Showers and possibly a thunderstorm. High near 77. Southeast wind 6 to 8 mph. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 66. East wind around 8 mph. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. South wind around 9 mph. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Winona MN
 44.03°N 91.65°W
Last Update:
1:28 pm CDT Jun 20, 2025
Forecast Valid:
1pm CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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