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

Rain Coming to Drought-Stricken Southern U.S.

A storm tracking across the Southern U.S. will bring heavy to excessive rainfall over portions of west-central Texas into tonight then from central Texas through the central Gulf Coast on Friday. The Southeast U.S. will see heavier rain Saturday. While much of this rainfall will be beneficial to the drought, excessive rainfall may bring areas of flash and urban flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Houston, Hooks Memorial Airport (KDWH)

Lat: 30.07°NLon: 95.56°WElev: 151ft.

Light Rain

65°F

18°C

Humidity 97%
Wind Speed Vrbl 7 mph
Barometer 29.84 in (1010.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 1 May 2:53 am CDT
Extended Forecast for

Tomball TX

Flood Watch until May 2, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until May 2, 04:00am

    NOW until 4:00am Sat

    Flood Watch

  • Overnight

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. Some of the storms could produce heavy rainfall. High near 65. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 65 °F

    Heavy Rain

  • Friday Night

    Friday Night: Showers likely, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 54. North wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 73. North wind around 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 51. North wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a steady temperature around 67. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. Some of the storms could produce heavy rainfall. High near 65. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers likely, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 54. North wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Sunny, with a high near 73. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 51. North wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 57.
Monday
Partly sunny, with a high near 83.
Monday Night
Mostly cloudy, with a low around 67.
Tuesday
Mostly cloudy, with a high near 88.
Tuesday Night
Mostly cloudy, with a low around 71.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Thursday
A 20 percent chance of showers. Mostly cloudy, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tomball TX
 30.09°N 95.63°W (Elev. 177 ft)
Last Update:
1:42 am CDT May 1, 2026
Forecast Valid:
3am CDT May 1, 2026-6pm CDT May 7, 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