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

Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Graham, Graham Municipal Airport (KRPH)

Lat: 33.11°NLon: 98.56°WElev: 1122ft.

Overcast

76°F

24°C

Humidity 93%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 13 Jul 12:35 am CDT
Extended Forecast for

Olney TX

  • Overnight

    Overnight: A slight chance of showers and thunderstorms between 1am and 4am. Mostly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers between 7am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. South southwest wind around 5 mph. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers after 1am. Partly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 89. Heat index values as high as 97. South southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 7pm. Partly cloudy, with a low around 72. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South wind around 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms between 1am and 4am. Mostly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 20%.
Sunday
A chance of showers between 7am and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. South southwest wind around 5 mph. Chance of precipitation is 30%.
Sunday Night
A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am, then a slight chance of showers after 1am. Partly cloudy, with a low around 70. South wind around 5 mph. Chance of precipitation is 20%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 89. Heat index values as high as 97. South southeast wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of thunderstorms before 7pm. Partly cloudy, with a low around 72. South wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. South wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 72.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Olney TX
 33.38°N 98.76°W (Elev. 1201 ft)
Last Update:
12:24 am CDT Jul 13, 2025
Forecast Valid:
12am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
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