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

Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Galveston, Scholes Field (KGLS)

Lat: 29.27°NLon: 94.86°WElev: 7ft.

Overcast

74°F

23°C

Humidity 79%
Wind Speed N 15 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Apr 6:52 pm CDT
Extended Forecast for

Galveston TX

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 60. Windy, with a south wind 10 to 20 mph becoming northeast 20 to 30 mph in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers and
    Windy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 8am, then a slight chance of showers between 8am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 72. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Showers
    Likely and
    Windy then
    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 67. Northeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Increasing
    Clouds

  • Monday

    Monday: A 20 percent chance of showers. Mostly cloudy, with a high near 74. East wind around 15 mph, with gusts as high as 20 mph.

    High: 74 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Low around 60. Windy, with a south wind 10 to 20 mph becoming northeast 20 to 30 mph in the evening. Winds could gust as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm before 8am, then a slight chance of showers between 8am and 9am. Cloudy through mid morning, then gradual clearing, with a high near 72. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Increasing clouds, with a low around 67. Northeast wind around 15 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 74. East wind around 15 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 69. Southeast wind 10 to 15 mph.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Wednesday Night
Mostly cloudy, with a low around 72.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 74.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galveston TX
 29.29°N 94.79°W (Elev. 10 ft)
Last Update:
7:20 pm CDT Apr 18, 2026
Forecast Valid:
7pm CDT Apr 18, 2026-6pm CDT Apr 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