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

Hazardous Weather Conditions

Current conditions at

Winona-Montgomery County Airport (K5A6)

Lat: 33.47°NLon: 89.73°WElev: 364ft.

Partly Cloudy

93°F

34°C

Humidity 54%
Wind Speed NA
Barometer 30.18 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 15 Aug 12:15 pm CDT
Extended Forecast for

Grenada MSSimilar City Names

Heat Advisory August 15, 12:27pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 12:27pm until August 17, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming west around 5 mph in the morning.

    High: 101 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 79. Calm wind becoming west southwest around 5 mph.

    Low: 79 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 102. West wind around 5 mph.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 76. Calm wind.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 100. Heat index values as high as 105. West southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 77. Calm wind.
Sunday
Sunny and hot, with a high near 101. Heat index values as high as 109. Calm wind becoming west around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 79. Calm wind becoming west southwest around 5 mph.
Monday
Sunny and hot, with a high near 102. West wind around 5 mph.
Monday Night
Mostly clear, with a low around 76. Calm wind.
Tuesday
Sunny and hot, with a high near 100. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 76. Calm wind.
Wednesday
Sunny and hot, with a high near 99. Calm wind becoming west southwest around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76.
Thursday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grenada MSSimilar City Names
 33.77°N 89.81°W
Last Update:
12:15 pm CDT Aug 15, 2026
Forecast Valid:
12pm CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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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