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.

Mostly Cloudy

72°F

22°C

Humidity 84%
Wind Speed S 12 mph
Barometer 29.92 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 7 Mar 1:55 am CST
Extended Forecast for

Mount Vernon TX

  • Overnight

    Overnight: Showers and thunderstorms likely. Mostly cloudy, with a low around 65. South wind 10 to 15 mph. Chance of precipitation is 60%.

    Low: 65 °F

    T-storms
    Likely

  • Saturday

    Saturday: Showers and thunderstorms. High near 73. South wind around 10 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 73 °F

    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 72. North wind around 5 mph becoming calm in the morning.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 60. Calm wind becoming south around 5 mph after midnight.

    Low: 60 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 78.

    High: 78 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms then
    Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon. Cloudy, with a high near 79.

    High: 79 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Overnight
Showers and thunderstorms likely. Mostly cloudy, with a low around 65. South wind 10 to 15 mph. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms. High near 73. South wind around 10 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
Mostly sunny, with a high near 72. North wind around 5 mph becoming calm in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 60. Calm wind becoming south around 5 mph after midnight.
Monday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 78.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Cloudy, with a low around 65.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Cloudy, with a high near 79.
Tuesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 62. Chance of precipitation is 70%.
Wednesday
Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers. Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 64.
Thursday Night
Clear, with a low around 44.
Friday
Sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon TX
 33.15°N 95.22°W (Elev. 509 ft)
Last Update:
1:00 am CST Mar 7, 2026
Forecast Valid:
2am CST Mar 7, 2026-6pm CDT Mar 13, 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