| NWS Forecast for: Coastal Galveston Issued by: National Weather Service Houston, TX Last Update: 623 AM CDT Sat Jul 25 2026 |  |
| Today: Mostly sunny. Highs in the lower 90s. South winds 5 to 10 mph. Tonight: Mostly cloudy in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. South winds 5 to 10 mph. Sunday: Mostly sunny. Humid with highs in the lower 90s. South winds 5 to 10 mph. Heat index values up to 108. Sunday Night: Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 106 early in the evening. Monday: Sunny with highs in the mid 90s. Southwest winds 10 to 15 mph. Heat index values up to 112. Monday Night: Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. Tuesday: Sunny, hot with highs in the mid 90s. Heat index values up to 115. Tuesday Night: Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. Wednesday: Sunny, hot with highs in the mid 90s. Heat index values up to 115. Wednesday Night: Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. Thursday: Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 115. Thursday Night: Partly cloudy in the evening, then clearing. Lows around 80. Heat index values up to 110 early in the evening. Friday: Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 115. | |
| Zone Forecast: Coastal Galveston | |
Visit your local NWS office at: https://www.weather.gov/hgx |