Marine Weather Net

Galveston, TX Weather Forecast


Marine Forecast: Galveston Bay


Galveston, Texas

 Lat: 29.23N, Lon: 94.89W

Current Conditions Updated: 1052 AM CDT TUE SEP 23 2025

Partly Cloudy
Temp: 85°F
  • Humidity:
  • 80%
  • Winds:
  • 14 MPH SSE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 29.96 in.
  • Dewpoint:
  • 78°F
  • Heat index:
  • 97°F

  • Sunrise:
  • 7:06 AM CDT
  • Sunset:
  • 7:14 PM CDT
  • Moonrise:
  • 8:44 AM CDT
  • Moonset:
  • 8:08 PM CDT

THIS AFTERNOON

CHANCE OF T-STORM
Lo: 77°F
Precip: 70%

WEDNESDAY

CHANCE OF T-STORM
Hi: 91°F
Lo: 75°F
Precip: 80%

THURSDAY

CHANCE OF T-STORM
Hi: 85°F
Lo: 69°F
Precip: 60%

FRIDAY

SUNNY

Hi: 89°F
Lo: 69°F
Weather Forecast In Detail:
Forecast Issued: 1153 AM CDT Tue Sep 23 2025

This Afternoon...Showers likely. A chance of thunderstorms early, then thunderstorms likely. Near steady temperature in the upper 80s. South winds around 10 mph. Chance of rain 70 percent.
Tonight...Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph.
Wednesday...Showers likely with a chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Humid with highs in the lower 90s. Temperature falling into the mid 80s in the afternoon. Southwest winds 5 to 10 mph. Chance of rain 80 percent. Heat index values up to 105.
Wednesday Night...Showers with thunderstorms likely in the evening, then showers with a chance of thunderstorms after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 90 percent.
Thursday...A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 80s. Northwest winds 5 to 10 mph. Chance of rain 60 percent.
Thursday Night...Mostly clear. Lows in the upper 60s.
Friday...Sunny. Highs in the upper 80s.
Friday Night...Mostly clear. Lows in the upper 60s.
Saturday...Sunny. Highs in the upper 80s.
Saturday Night...Mostly clear. Lows in the upper 60s.
Sunday...Sunny. Highs in the upper 80s.
Sunday Night...Mostly clear. Lows in the upper 60s.
Monday...Mostly sunny. Highs in the upper 80s.
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