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

Hazardous Weather Conditions

Current conditions at

Bay City, Bay City Municipal Airport (KBYY)

Lat: 28.97°NLon: 95.86°WElev: 46ft.

Mostly Cloudy

88°F

31°C

Humidity 84%
Wind Speed N 5 mph
Barometer 29.54 in
Dewpoint 83°F (28°C)
Visibility 10.00 mi
Heat Index109°F (43°C)
Last update 17 Jun 6:15 pm CDT
Extended Forecast for

Sweeny TX

Heat Advisory June 18, 11:00am until June 19, 10:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 81. South wind 5 to 15 mph becoming west in the evening. Winds could gust as high as 20 mph.

    Low: 81 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91. Heat index values as high as 111. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 82. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 82 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Partly sunny, with a high near 91. Heat index values as high as 108. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 81. Southeast wind 5 to 10 mph.

    Low: 81 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 90.

    High: 90 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 81.

    Low: 81 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 82.

    Low: 82 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 81. South wind 5 to 15 mph becoming west in the evening. Winds could gust as high as 20 mph.
Thursday
Mostly sunny, with a high near 91. Heat index values as high as 111. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 82. Southeast wind around 10 mph, with gusts as high as 20 mph.
Juneteenth
Partly sunny, with a high near 91. Heat index values as high as 108. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 81. Southeast wind 5 to 10 mph.
Saturday
Partly sunny, with a high near 90.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 81.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 82.
Monday
Mostly sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 80.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sweeny TX
 29.04°N 95.7°W (Elev. 30 ft)
Last Update:
4:06 pm CDT Jun 17, 2026
Forecast Valid:
6pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation