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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Dallas, Redbird Airport (KRBD)

Lat: 32.68°NLon: 96.86°WElev: 659ft.

Fair

100°F

38°C

Humidity 30%
Wind Speed E 6 mph
Barometer 30.01 in (1015.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 28 Aug 2:53 pm CDT
Extended Forecast for

Lancaster TX

  • This Afternoon

    This Afternoon: Sunny and hot, with a high near 100. Heat index values as high as 104. East northeast wind around 5 mph.

    High: 100 °F

    Hot

  • Tonight

    Tonight: Patchy smoke between midnight and 1am. Mostly clear, with a low around 75. East northeast wind around 5 mph becoming south southeast after midnight.

    Low: 75 °F

    Mostly Clear
    then Patchy
    Smoke

  • Saturday

    Saturday: Sunny and hot, with a high near 100. Heat index values as high as 104. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 76. Southeast wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. South wind 5 to 10 mph.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. South wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. South southeast wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 98. South wind around 5 mph.

    High: 98 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 100. Heat index values as high as 104. East northeast wind around 5 mph.
Tonight
Patchy smoke between midnight and 1am. Mostly clear, with a low around 75. East northeast wind around 5 mph becoming south southeast after midnight.
Saturday
Sunny and hot, with a high near 100. Heat index values as high as 104. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 76. Southeast wind around 5 mph.
Sunday
Sunny and hot, with a high near 100. South wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 77. South southeast wind 5 to 10 mph.
Monday
Sunny and hot, with a high near 99. South wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 77. South southeast wind around 5 mph.
Tuesday
Sunny, with a high near 98. South wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny and hot, with a high near 99.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny and hot, with a high near 99.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster TX
 32.6°N 96.77°W (Elev. 541 ft)
Last Update:
2:36 pm CDT Aug 28, 2026
Forecast Valid:
3pm CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation