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

Tropical Storm Edouard Impacting the Northwestern Gulf Coast; Hazardous Heat expands in the East

Tropical Storm Edouard will impact the northwestern Gulf Coast through Wednesday with gusty winds, storm surge, and heavy rainfall. Flash and river flooding will be possible, especially in southeastern Texas. Hazardous heat will expand across the central and eastern U.S. by mid-week, and daily chances for severe thunderstorms are expected from the eastern Great Lakes to the Mid-Atlantic this week. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

77°F

25°C

Humidity 81%
Wind Speed E 3 mph
Barometer 30.00 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 2 Sep 3:10 am CDT
Extended Forecast for

Mount Vernon TX

  • Overnight

    Overnight: Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 4am. Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.

    Low: 73 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 94. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 94 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 74. South wind around 5 mph.
Wednesday
Sunny and hot, with a high near 96. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of showers after 4am. Mostly clear, with a low around 73. Southeast wind 5 to 10 mph.
Thursday
A chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm. Mostly sunny, with a high near 94. South wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 74. South wind around 5 mph.
Friday
Sunny and hot, with a high near 97.
Friday Night
Mostly clear, with a low around 74.
Saturday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Mostly clear, with a low around 74.
Labor Day
Sunny and hot, with a high near 98.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 98.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon TX
 33.2°N 95.22°W (Elev. 489 ft)
Last Update:
1:50 am CDT Sep 2, 2026
Forecast Valid:
3am CDT Sep 2, 2026-6pm CDT Sep 8, 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