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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Pleasant, Mount Pleasant Regional Airport (KOSA)

Lat: 33.1°NLon: 94.96°WElev: 364ft.

Fair

91°F

33°C

Humidity 47%
Wind Speed S 7 mph
Barometer 29.86 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 29 Jul 7:55 pm CDT
Extended Forecast for

Pittsburg TX

Heat Advisory July 29, 08:10pm until July 30, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 29, 08:10pm until July 30, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Tonight

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and hot, with a high near 99. Heat index values as high as 106. Southwest wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. Calm wind.
Thursday
Mostly sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming calm.
Friday
Sunny and hot, with a high near 99. Heat index values as high as 106. Southwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 78. Southwest wind 5 to 10 mph.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny and hot, with a high near 95.
Saturday Night
Mostly clear, with a low around 71.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 71.
Tuesday
Sunny and hot, with a high near 95.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny and hot, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pittsburg TX
 32.99°N 94.95°W (Elev. 331 ft)
Last Update:
6:56 pm CDT Jul 29, 2026
Forecast Valid:
8pm CDT Jul 29, 2026-6pm CDT Aug 5, 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