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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Houston, Hooks Memorial Airport (KDWH)

Lat: 30.07°NLon: 95.56°WElev: 151ft.

Thunderstorm Heavy Rain Fog/Mist

65°F

18°C

Humidity 93%
Wind Speed S 10 G 23 mph
Barometer 30.05 in (1017.2 mb)
Dewpoint 63°F (17°C)
Visibility 3.00 mi
Last update 12 Apr 5:53 pm CDT
Extended Forecast for

Tomball TX

Flood Watch April 12, 06:13pm until April 13, 07:00am
Flood Advisory until April 12, 07:15pm
Click here for hazard details and duration
Flood Watch
...
  •  
    Flood Watch April 12, 06:13pm until April 13, 07:00am
    Flood Advisory until April 12, 07:15pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 83. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 85. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 85 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Cloudy, with a low around 70. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 83. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 69. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 85. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Increasing clouds, with a low around 69. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
Partly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Partly sunny, with a high near 88.
Friday Night
Mostly cloudy, with a low around 71.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 77.
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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:
3:36 pm CDT Apr 12, 2026
Forecast Valid:
6pm CDT Apr 12, 2026-6pm CDT Apr 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