| NWS Forecast for: Galveston Island Issued by: National Weather Service Houston, TX Last Update: 343 AM CDT Sun Oct 19 2025 |  |
| Today: Sunny, breezy with highs in the mid 80s. North winds 15 to 25 mph. Tonight: Mostly clear. Lows in the lower 70s. Northeast winds 10 to 15 mph. Monday: Sunny. Highs in the lower 80s. Southeast winds 10 to 15 mph. Monday Night: Mostly clear. Near steady temperature in the upper 70s. South winds 10 to 15 mph. Tuesday: Sunny. Highs in the mid 80s. South winds 5 to 10 mph. Tuesday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 70s. Wednesday: Mostly sunny. Highs in the upper 70s. Wednesday Night: Mostly clear. Lows in the mid 70s. Thursday: Sunny. Highs in the lower 80s. Thursday Night: Mostly clear. Near steady temperature in the upper 70s. Friday: Mostly sunny. Highs in the mid 80s. Friday Night: Partly cloudy. A chance of showers in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 40 percent. Saturday: Mostly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 40 percent. | |
| Zone Forecast: Galveston Island | |
Visit your local NWS office at: https://www.weather.gov/hgx |