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

September is National Preparedness Month. Join us each week as we share important safety and preparedness information through our social media accounts. Check out our latest weather safety graphics here!

Read More >

Hazardous Weather Conditions

Current conditions at

Graham, Graham Municipal Airport (KRPH)

Lat: 33.11°NLon: 98.56°WElev: 1122ft.

Fair

103°F

39°C

Humidity 25%
Wind Speed S 8 mph
Barometer 29.86 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 12 Sep 1:55 pm CDT
Extended Forecast for

Newcastle TX

Heat Advisory until September 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until September 12, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 105 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 77. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 102 °F

    Hot

  • Sunday Night

    Sunday Night: Clear, with a low around 77. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Clear

  • Monday

    Monday: Sunny and hot, with a high near 102. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 102 °F

    Hot

  • Monday Night

    Monday Night: Clear, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 105. Southeast wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 77. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny and hot, with a high near 102. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Clear, with a low around 77. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday
Sunny and hot, with a high near 102. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny and hot, with a high near 101. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny and hot, with a high near 100. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 72.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle TX
 33.2°N 98.75°W (Elev. 1132 ft)
Last Update:
1:26 pm CDT Sep 12, 2026
Forecast Valid:
2pm CDT Sep 12, 2026-6pm CDT Sep 18, 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