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

87°F

31°C

Humidity 76%
Wind Speed SE 10 mph
Barometer 29.89 in
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 1 Sep 3:55 pm CDT
Extended Forecast for

Bay City TX

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 94. Heat index values as high as 103. West wind around 5 mph.

    High: 94 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 78. East wind around 5 mph becoming southwest after midnight. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 11am and 3pm. Partly sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 10 mph.

    High: 94 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 4am. Partly cloudy, with a low around 78. Southeast wind 5 to 10 mph.

    Low: 78 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. South wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 93 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Friday Night

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

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%.

    High: 93 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 94. Heat index values as high as 103. West wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 78. East wind around 5 mph becoming southwest after midnight. Chance of precipitation is 20%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 11am and 3pm. Partly sunny, with a high near 94. Heat index values as high as 107. Southwest wind 5 to 10 mph.
Wednesday Night
A 20 percent chance of showers after 4am. Partly cloudy, with a low around 78. Southeast wind 5 to 10 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 93. South wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 77.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 76.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Saturday Night
Mostly clear, with a low around 75.
Sunday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 75.
Labor Day
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 76.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bay City TX
 28.97°N 95.96°W (Elev. 46 ft)
Last Update:
1:20 pm CDT Sep 1, 2026
Forecast Valid:
4pm CDT Sep 1, 2026-6pm CDT Sep 8, 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