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

Bay City, Bay City Municipal Airport (KBYY)

Lat: 28.97°NLon: 95.86°WElev: 46ft.

Partly Cloudy

88°F

31°C

Humidity 82%
Wind Speed S 14 mph
Barometer 30.01 in
Dewpoint 82°F (28°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 13 Jul 10:15 am CDT
Extended Forecast for

Sweeny TX

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly sunny, with a high near 90. Heat index values as high as 101. South wind 5 to 10 mph.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 4pm. Mostly sunny, with a high near 90. Heat index values as high as 101. South wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light southeast wind becoming south 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 91. Light south wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Mostly sunny, with a high near 92.
Thursday Night
Partly cloudy, with a low around 76.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 77.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sweeny TX
 29.04°N 95.7°W (Elev. 30 ft)
Last Update:
8:01 am CDT Jul 13, 2025
Forecast Valid:
10am CDT Jul 13, 2025-6pm CDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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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