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

76°F

24°C

Humidity 64%
Wind Speed SE 12 G 17 mph
Barometer 29.89 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 6 Mar 8:35 pm CST
Extended Forecast for

Mount Vernon TX

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Some of the storms could be severe. Low around 66. South wind 10 to 15 mph. Chance of precipitation is 90%.

    Low: 66 °F

    Severe
    Thunderstorms
    then T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm before noon, then showers and thunderstorms likely, mainly between noon and 3pm. High near 71. South wind around 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 71 °F

    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51. North wind 5 to 10 mph.

    Low: 51 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 70. North wind around 5 mph becoming calm in the morning.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

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

    High: 78 °F

    Chance
    Showers 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

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Some of the storms could be severe. Low around 66. South wind 10 to 15 mph. Chance of precipitation is 90%.
Saturday
Showers and possibly a thunderstorm before noon, then showers and thunderstorms likely, mainly between noon and 3pm. High near 71. South wind around 10 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 51. North wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 70. North wind around 5 mph becoming calm in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 58. Calm wind becoming south around 5 mph.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.
Tuesday
A 50 percent chance of showers and thunderstorms. Cloudy, with a high near 78.
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. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon TX
 33.15°N 95.22°W (Elev. 509 ft)
Last Update:
7:06 pm CST Mar 6, 2026
Forecast Valid:
8pm CST Mar 6, 2026-6pm CDT Mar 13, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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