Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Partly Cloudy

92°F

33°C

Humidity 51%
Wind Speed W 7 mph
Barometer 30.02 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 10 Sep 12:30 pm CDT
Extended Forecast for

4 Miles SW Mount Vernon TX

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 98. Heat index values as high as 104. South wind around 5 mph.

    High: 98 °F

    Hot

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 10pm.  Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming west after midnight.

    Low: 74 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Partly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 95 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, then gradually becoming clear, with a low around 74. South wind around 5 mph.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Hot

  • Saturday Night

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

    Low: 74 °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 74.

    Low: 74 °F

    Mostly Clear

  • Monday

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

    High: 98 °F

    Hot

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 98. Heat index values as high as 104. South wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 74. Southeast wind around 5 mph becoming west after midnight.
Friday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming clear, with a low around 74. South wind around 5 mph.
Saturday
Sunny and hot, with a high near 98. South wind around 5 mph.
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.
Monday
Sunny and hot, with a high near 98.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 98.
Tuesday Night
Mostly clear, with a low around 73.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Mount Vernon TX
 33.13°N 95.27°W (Elev. 486 ft)
12:20 pm CDT Sep 10, 2026
12pm CDT Sep 10, 2026-6pm CDT Sep 16, 2026
 
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Additional Resources

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