Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

87°F

31°C

Humidity 63%
Wind Speed NE 7 mph
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 27 Aug 12:30 pm CDT
Extended Forecast for

Mount Vernon TX

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 96. Northeast wind around 10 mph.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 73. East wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, sunny and hot, with a high near 97. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 97 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Clear, with a low around 73. East wind around 5 mph.

    Low: 73 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Southeast wind around 5 mph.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

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

    High: 97 °F

    Hot

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. Northeast wind around 10 mph.
Tonight
Mostly clear, with a low around 73. East wind 5 to 10 mph becoming light and variable in the evening.
Friday
Patchy fog before 10am. Otherwise, sunny and hot, with a high near 97. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Clear, with a low around 73. East wind around 5 mph.
Saturday
Sunny and hot, with a high near 97. Southeast wind around 5 mph.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny and hot, with a high near 98.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny and hot, with a high near 97.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny and hot, with a high near 97.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon TX
 33.2°N 95.22°W (Elev. 489 ft)
12:15 pm CDT Aug 27, 2026
12pm CDT Aug 27, 2026-6pm CDT Sep 2, 2026
 
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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