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

Houston / Ellington (KEFD)

Lat: 29.6°NLon: 95.17°WElev: 33ft.

A Few Clouds

88°F

31°C

Humidity 66%
Wind Speed S 15 mph
Barometer 29.84 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 28 Jul 7:54 pm CDT
Extended Forecast for

Nassau Bay TX

  • Tonight

    Tonight: Mostly clear, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 97. Heat index values as high as 109. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 97 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 97. Heat index values as high as 110. Southwest wind 5 to 10 mph becoming south in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 78. South wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80.

    Low: 80 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 77. South wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 97. Heat index values as high as 109. Light and variable wind becoming south 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 78. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 97. Heat index values as high as 110. Southwest wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 78. South wind 5 to 10 mph.
Friday
Mostly sunny and hot, with a high near 98.
Friday Night
Partly cloudy, with a low around 79.
Saturday
Mostly sunny and hot, with a high near 99.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80.
Sunday
Mostly sunny and hot, with a high near 98.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 96.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 80.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nassau Bay TX
 29.54°N 95.1°W (Elev. 13 ft)
Last Update:
7:20 pm CDT Jul 28, 2026
Forecast Valid:
8pm CDT Jul 28, 2026-6pm CDT Aug 4, 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