Fri Feb 21 06:29:55 PM EST 2025 Galveston Island- Including the city of Galveston 528 PM CST Fri Feb 21 2025 .TONIGHT...Cloudy. A slight chance of showers after midnight. Near steady temperature in the lower 40s. Northeast winds 15 to 20 mph. Chance of rain 20 percent. .SATURDAY...Cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 40s. Northeast winds 15 to 20 mph. Chance of rain 70 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Near steady temperature in the upper 40s. Northeast winds 15 to 20 mph. Chance of rain 90 percent. .SUNDAY...Cloudy. Showers with a chance of thunderstorms in the morning, then a chance of showers in the afternoon. Near steady temperature in the lower 50s. North winds 15 to 20 mph. Chance of rain 80 percent. .SUNDAY NIGHT...Mostly cloudy. Near steady temperature in the lower 50s. North winds 10 to 15 mph. .MONDAY...Partly sunny. Highs in the lower 60s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Near steady temperature in the upper 50s. .TUESDAY...Mostly sunny. Highs in the mid 60s. .TUESDAY NIGHT...Mostly clear. Lows in the upper 50s. .WEDNESDAY...Mostly sunny. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. .THURSDAY...Mostly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 50s. .FRIDAY...Mostly sunny. Highs in the mid 60s.