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

92°F

33°C

Humidity 53%
Wind Speed Calm
Barometer 29.89 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 19 Aug 4:15 pm CDT
Extended Forecast for

9 Miles NE Thomastown MS

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Heat Advisory August 19, 04:24pm until August 19, 09:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory August 19, 04:24pm until August 19, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 100 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy smoke between 11pm and midnight. Mostly cloudy, with a low around 75. Calm wind becoming south around 5 mph.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny and hot, with a high near 97. Heat index values as high as 105. West wind around 5 mph.

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Increasing clouds, with a low around 73. Calm wind. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 96 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

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

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Calm wind becoming north around 5 mph.

    High: 96 °F

    Sunny

  • Saturday Night

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

    Low: 71 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100. Heat index values as high as 107. West wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy smoke between 11pm and midnight. Mostly cloudy, with a low around 75. Calm wind becoming south around 5 mph.
Thursday
Sunny and hot, with a high near 97. Heat index values as high as 105. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Increasing clouds, with a low around 73. Calm wind. Chance of precipitation is 30%.
Friday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 96. Calm wind becoming west around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 71. Calm wind.
Saturday
Sunny, with a high near 96. Calm wind becoming north around 5 mph.
Saturday Night
Mostly clear, with a low around 71. Calm wind.
Sunday
Sunny and hot, with a high near 97. Calm wind becoming north around 5 mph.
Sunday Night
A 20 percent chance of showers. Mostly clear, with a low around 71.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 95.
Monday Night
A 20 percent chance of showers. Mostly clear, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
A slight chance of showers and thunderstorms. Sunny and hot, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NE Thomastown MS
 32.92°N 89.56°W
Last Update:
4:15 pm CDT Aug 19, 2026
Forecast Valid:
4pm CDT Aug 19, 2026-6pm CDT Aug 26, 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