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

83°F

28°C

Humidity 88%
Wind Speed S 13 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 20 Jun 1:52 am CDT
Extended Forecast for

Galveston TX

Heat Advisory June 20, 02:22am until June 20, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory June 20, 02:22am until June 20, 10:00pm

    NOW until 10:00pm Sat

    Heat Advisory

  • Overnight

    Low: 83 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 89. Heat index values as high as 105. Southeast wind around 10 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 83. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 83 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 89. Heat index values as high as 103. South wind around 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 84. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.

    Low: 84 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

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

    Low: 84 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 10 percent chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 83. South wind 10 to 15 mph.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Heat index values as high as 105. Southeast wind around 10 mph. Chance of precipitation is 40%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 83. Southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms before 8am. Partly sunny, with a high near 89. Heat index values as high as 103. South wind around 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 84. Breezy, with a south wind 15 to 20 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 84.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 83.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 82.
Thursday
Sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 82.
Friday
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:
1:21 am CDT Jun 20, 2026
Forecast Valid:
2am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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