Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

91°F

33°C

Humidity 51%
Wind Speed S 8 mph
Barometer 29.98 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 26 Aug 11:10 am CDT
Extended Forecast for

Pittsburg TX

Heat Advisory until August 26, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 26, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • Today

    High: 101 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am.  Partly cloudy, with a low around 73. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming northeast around 5 mph in the morning.

    High: 97 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 72 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

Detailed Forecast

Today
A slight chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 101. Heat index values as high as 106. Southwest wind around 10 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Partly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 102. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 70.
Saturday
Sunny and hot, with a high near 96.
Saturday Night
Clear, with a low around 70.
Sunday
Sunny and hot, with a high near 97.
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 75.
Tuesday
Sunny and hot, with a high near 98.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg TX
 32.99°N 94.97°W (Elev. 361 ft)
6:30 am CDT Aug 26, 2026
11am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
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