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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Graham, Graham Municipal Airport (KRPH)

Lat: 33.11°NLon: 98.56°WElev: 1122ft.

Mostly Cloudy

87°F

31°C

Humidity 54%
Wind Speed S 12 G 21 mph
Barometer 29.89 in
Dewpoint 68°F (20°C)
Visibility NA
Heat Index91°F (33°C)
Last update 12 Oct 4:35 pm CDT
Extended Forecast for

Newcastle TX

  • Tonight

    Tonight: Partly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 94. Heat index values as high as 99. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 97. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 70 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. South southeast wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.

    High: 89 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 72. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 72 °F

    Slight Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 73. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 94. Heat index values as high as 99. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 75. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Heat index values as high as 97. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. South southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Thursday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. South southeast wind 5 to 10 mph becoming east northeast in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 72. Breezy, with a north northeast wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 49. North northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 57.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newcastle TX
 33.18°N 98.75°W (Elev. 1106 ft)
Last Update:
4:11 pm CDT Oct 12, 2026
Forecast Valid:
4pm CDT Oct 12, 2026-6pm CDT Oct 19, 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