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

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

80°F

27°C

Humidity 40%
Wind Speed S 12 G 18 mph
Barometer 30.14 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 29 Mar 2:55 pm CDT
Extended Forecast for

5 Miles SW Mount Vernon TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. South wind 10 to 15 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 83. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 83 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. South wind 10 to 15 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 81. South wind 10 to 15 mph.
Tonight
Mostly clear, with a low around 60. South wind around 10 mph, with gusts as high as 20 mph.
Monday
Partly sunny, then gradually becoming sunny, with a high near 83. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 61. South wind 10 to 15 mph.
Tuesday
Mostly sunny, with a high near 84. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 83.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 65.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Mount Vernon TX
 33.11°N 95.27°W (Elev. 499 ft)
Last Update:
2:30 pm CDT Mar 29, 2026
Forecast Valid:
3pm CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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