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

Hazardous Weather Conditions

Current conditions at

Galveston, Scholes Field (KGLS)

Lat: 29.27°NLon: 94.86°WElev: 7ft.

Mostly Cloudy

84°F

29°C

Humidity 91%
Wind Speed S 13 mph
Barometer 29.78 in (1008.2 mb)
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 18 Jun 8:52 pm CDT
Extended Forecast for

Galveston TX

Heat Advisory June 18, 09:13pm until June 20, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 18, 09:13pm until June 20, 10:00pm

    NOW until 10:00pm Sat

    Heat Advisory

  • Tonight

    Low: 84 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 90. Heat index values as high as 111. Southeast wind 10 to 15 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 83. South wind 10 to 15 mph.

    Low: 83 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 89. Heat index values as high as 105. Southeast wind around 10 mph.

    High: 89 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 83. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 83 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 84.

    Low: 84 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 84. South wind around 15 mph, with gusts as high as 20 mph.
Juneteenth
Mostly sunny, with a high near 90. Heat index values as high as 111. Southeast wind 10 to 15 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 83. South wind 10 to 15 mph.
Saturday
A 10 percent chance of showers and thunderstorms before 7am. Partly sunny, with a high near 89. Heat index values as high as 105. Southeast wind around 10 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 83. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 84.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 84.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 83.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 83.
Thursday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Galveston TX
 29.29°N 94.79°W (Elev. 10 ft)
Last Update:
8:11 pm CDT Jun 18, 2026
Forecast Valid:
9pm CDT Jun 18, 2026-6pm CDT Jun 25, 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