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

Heavy Rain Continues in South-central Texas; Heat Wave in California

A slow moving front will maintain the threat of flash/urban flooding across southern and central Texas today and the Central Gulf Coast and Southeast through the weekend. Abnormally, potentially record-breaking temperatures will impact southern California and stretch north toward the Bay Area and Central Valley through next week. Read More >

Hazardous Weather Conditions

Current conditions at

Mesquite, Mesquite Metro Airport (KHQZ)

Lat: 32.75°NLon: 96.53°WElev: 446ft.

Overcast

73°F

23°C

Humidity 97%
Wind Speed Calm
Barometer 29.90 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 1 Oct 9:15 pm CDT
Extended Forecast for

Sunnyvale TX

Flood Watch October 1, 09:31pm until October 2, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch October 1, 09:31pm until October 2, 07:00am

    NOW until 7:00am Fri

    Flood Watch

  • Tonight

    Low: 68 °F

    Slight Chance
    T-storms then
    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm before 10am, then showers likely. High near 77. South southeast wind 5 to 10 mph becoming north northeast in the morning. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 66. North wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 77. North northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. North wind around 5 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 80 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. North wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 68. South southeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Friday
Showers and possibly a thunderstorm before 10am, then showers likely. High near 77. South southeast wind 5 to 10 mph becoming north northeast in the morning. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
A chance of showers, then showers likely and possibly a thunderstorm after 4am. Cloudy, with a low around 66. North wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 77. North northeast wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. North wind around 5 mph. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 62. North wind around 5 mph.
Monday
Mostly sunny, with a high near 80. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 58. Northeast wind around 5 mph.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Clear, with a low around 58.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale TX
 32.8°N 96.56°W (Elev. 449 ft)
Last Update:
7:16 pm CDT Oct 1, 2026
Forecast Valid:
9pm CDT Oct 1, 2026-6pm CDT Oct 8, 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