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.

Fair

86°F

30°C

Humidity 67%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Aug 8:15 pm CDT
Extended Forecast for

2 Miles NNE Grenada MS

Heat Advisory August 18, 11:00am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming west around 5 mph.

    High: 101 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

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

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%.

    High: 96 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming west northwest around 5 mph.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. Calm wind.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 109. Calm wind.
Tuesday Night
Partly cloudy, with a low around 75. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming west around 5 mph.
Wednesday Night
Partly cloudy, with a low around 76. Calm wind.
Thursday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. Calm wind becoming west northwest around 5 mph.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 95.
Sunday Night
A 20 percent chance of showers. Mostly clear, with a low around 70.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Grenada MS
 33.79°N 89.79°W
Last Update:
8:15 pm CDT Aug 17, 2026
Forecast Valid:
8pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation