7-Day Zone Forecast for Galveston Island (Text-Only)
NWS Forecast for: Galveston Island
Issued by: National Weather Service Houston, TX
Last Update: 913 AM CDT Fri Apr 3 2026




Rest Of Today: Partly sunny with a slight chance of thunderstorms. A slight chance of showers late this morning, then a chance of showers this afternoon. Highs in the lower 80s. Southeast winds 15 to 20 mph. Chance of rain 30 percent.

Tonight: Mostly cloudy. Lows in the lower 70s. Southeast winds 15 to 20 mph.

Saturday: Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph. Chance of rain 70 percent.

Saturday Night: Showers with a chance of thunderstorms. Lows in the mid 60s. Southeast winds around 10 mph, becoming northeast 15 to 20 mph after midnight. Chance of rain 80 percent.

Sunday: Showers likely, mainly in the morning. Breezy with highs in the lower 70s. North winds 15 to 25 mph. Chance of rain 60 percent.

Sunday Night: Cloudy with a 40 percent chance of showers. Breezy with lows in the lower 60s.

Monday: Mostly cloudy. A chance of showers in the morning. Breezy with highs in the upper 60s. Chance of rain 40 percent.

Monday Night: Mostly cloudy. Lows in the lower 60s.

Tuesday: Partly sunny. Highs in the lower 70s.

Tuesday Night: Mostly cloudy. Near steady temperature in the upper 60s.

Wednesday: Partly sunny. Highs in the lower 70s.

Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Near steady temperature around 70.

Thursday: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s.







Zone Forecast: Galveston Island

Visit your local NWS office at: https://www.weather.gov/hgx