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

Galveston, Scholes Field (KGLS)

Lat: 29.27°NLon: 94.86°WElev: 7ft.

Overcast

79°F

26°C

Humidity 88%
Wind Speed SE 20 mph
Barometer 29.90 in (1012.5 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 May 5:52 am CDT
Extended Forecast for

San Leon TX

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. Breezy, with a southeast wind around 20 mph, with gusts as high as 25 mph.

    High: 85 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 82. Breezy, with a southeast wind around 20 mph, with gusts as high as 25 mph.

    Low: 82 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Southeast wind around 15 mph, with gusts as high as 20 mph.

    High: 85 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely. Mostly cloudy, with a low around 79. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 79 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Southeast wind 10 to 15 mph. Chance of precipitation is 60%.

    High: 84 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 79. Chance of precipitation is 70%.

    Low: 79 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%.

    High: 83 °F

    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 85. Breezy, with a southeast wind around 20 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 82. Breezy, with a southeast wind around 20 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Southeast wind around 15 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 79. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 84. Southeast wind 10 to 15 mph. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 79.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 79. Chance of precipitation is 70%.
Friday
Showers and possibly a thunderstorm. High near 83. Chance of precipitation is 90%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
San Leon TX
 29.48°N 94.92°W (Elev. 3 ft)
Last Update:
1:21 am CDT May 18, 2026
Forecast Valid:
6am CDT May 18, 2026-6pm CDT May 24, 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