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

Hazardous Weather Conditions

Current conditions at

Houston / Ellington (KEFD)

Lat: 29.6°NLon: 95.17°WElev: 33ft.

Overcast

73°F

23°C

Humidity 89%
Wind Speed SE 8 mph
Barometer 29.75 in
Dewpoint 70°F (21°C)
Visibility 8.00 mi
Last update 20 Feb 7:54 pm CST
Extended Forecast for

Nassau Bay TX

Dense Fog Advisory until February 21, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until February 21, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Tonight

    Low: 65 °F

    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after noon. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 80. Light and variable wind becoming north 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 80 °F

    Chance
    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 49 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 64. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. North wind 5 to 10 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 65. South wind around 5 mph.
Saturday
A 30 percent chance of showers, mainly after noon. Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 80. Light and variable wind becoming north 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 49. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 64. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 43. North wind 5 to 10 mph.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 75. Breezy.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nassau Bay TX
 29.57°N 95.08°W (Elev. 13 ft)
Last Update:
6:20 pm CST Feb 20, 2026
Forecast Valid:
8pm CST Feb 20, 2026-6pm CST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation