Water Temperature of Galveston Bay in Galveston, TX
Current Water Temperature
Measurement Time: Saturday, May 2, 2026, 1:24 AM CDT
Today's Tides
High: May 2, 8:03 AM, 1.5 ft
Temperature Locations
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Local Points of Interest
Tiki Island; Offatts Bayou; Campbell Bayou; Jones BayStation Name: Galveston Railroad Bridge
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 3 feet
Sensor Depth: -2 feet
Nearest Address:
Virginia Point Dr
Galveston, TX 77554
Galveston County
GPS Coordinates: 29.302583, -94.897083
Nearby Water Temperatures
Port of Galveston, Galveston, TX (6.3 mi)Galveston Bay, Galveston, TX (7.4 mi)
Bolivar Roads, Galveston, TX (11 mi)
Galveston Bay, San Leon, TX (12.3 mi)
San Luis Pass, Freeport, TX (20.8 mi)
Trinity Bay, Baytown, TX (25.5 mi)
Trinity Bay, Anahuac, TX (26.4 mi)
San Jacinto River, La Porte, TX (26.7 mi)
Rollover Pass, Port Bolivar, TX (27.4 mi)
Gulf of Mexico, Surfside Beach, TX (34.9 mi)
Old River, Wallisville, TX (35.8 mi)
Galveston Bay, High Island, TX (36.6 mi)
Trinity River, Wallisville, TX (36.6 mi)
Buffalo Bayou, Houston, TX (36.7 mi)
Old River Lake, Cove, TX (37 mi)
Weather for Galveston, Texas
Current Weather

Five Day Weather Forecast

Sat
H: 75°F
L: 58°F

Sun
H: 74°F
L: 67°F

Mon
H: 76°F
L: 69°F

Tue
H: 78°F
L: 73°F

Wed
H: 81°F
L: 77°F
Air Quality
Nitrogen Dioxide: 2.75 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 110 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:57 PM
Daylight: 13 hrs 20 mins
Moon Transit: 1:35 AM
Moonset: 6:51 AM
Moon Phase: Full
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
1:05 AM - 3:35 AM12:48 AM - 3:18 PM
Minor Periods
8:43 PM - 10:13 PM6:21 AM - 7:51 AM
Action Rating: 4 out of 5
Flood Watch issued May 1 at 11:27AM CDT until May 2 at 4:00AM CDT by NWS Houston/Galveston TX
Effective: Fri May 1, 2026, 11:27 AM
Expires: Sat May 2, 2026, 4:00 AM
Widespread 1 to 3 inches of rainfall has already fallen in the last 12 hours. A swath of 3 to 5 inches has been observed from Colorado County to NW Harris County. Waves of showers and storms will continue to produce rain rates of 1 to 2+ inches per hour through the evening hours. Training of cells and short duration intense rainfall may cause localized flooding. The Flood Watch is in effect until 3AM Saturday morning. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southeast Texas, including the following areas, Austin, Brazos, Burleson, Coastal Harris, Colorado, Fort Bend, Grimes, Inland Harris, Madison, Montgomery, Northern Liberty, Polk, San Jacinto, Southern Liberty, Trinity, Walker, Waller, Washington and Wharton. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Waves of showers and storms continue to produce localized high rain rates and the potential for several inches of rain in a short time. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Flood Watch issued May 1 at 5:25PM CDT until May 2 at 12:00AM CDT by NWS Houston/Galveston TX
Effective: Fri May 1, 2026, 5:25 PM
Expires: Sat May 2, 2026, 12:00 AM
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of southeast Texas, including the following areas, Austin, Coastal Harris, Colorado, Fort Bend, Inland Harris, Northern Liberty, Southern Liberty, Waller and Wharton. * WHEN...Until midnight CDT tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Waves of showers and storms continue to produce localized high rain rates and the potential for several inches of rain in a short time. - http://www.weather.gov/safety/flood
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.98 μg/m3
Sulphur Dioxide: 1.43 μg/m3
Ozone: 104.36 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:57 PM
Daylight: 13 hrs 20 mins
Moon Transit: 1:35 AM
Moonset: 6:51 AM
Moon Phase: Full
Moon Illumination: 98.4%
Best Times for Fishing or Hunting
Major Periods
1:05 AM - 3:35 AM12:48 AM - 3:18 PM
Minor Periods
8:43 PM - 10:13 PM6:21 AM - 7:51 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.87 μg/m3
Sulphur Dioxide: 1.47 μg/m3
Ozone: 116.12 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:57 PM
Daylight: 13 hrs 21 mins
Moon Transit: 2:23 AM
Moonset: 7:30 AM
Moon Phase: Full
Moon Illumination: 94.4%
Best Times for Fishing or Hunting
Major Periods
1:53 AM - 4:23 AM1:37 PM - 4:07 PM
Minor Periods
9:40 PM - 11:10 PM7:00 AM - 8:30 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.31 μg/m3
Sulphur Dioxide: 1.26 μg/m3
Ozone: 128.04 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:58 PM
Daylight: 13 hrs 22 mins
Moon Transit: 3:13 AM
Moonset: 8:15 AM
Moon Phase: Waning Gibbous
Moon Illumination: 88.0%
Best Times for Fishing or Hunting
Major Periods
2:43 AM - 5:13 AM2:27 PM - 4:57 PM
Minor Periods
12:00 AM - 12:00 AM7:45 AM - 9:15 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2 μg/m3
Sulphur Dioxide: 1.16 μg/m3
Ozone: 122.85 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:59 PM
Daylight: 13 hrs 24 mins
Moon Transit: 4:04 AM
Moonset: 9:04 AM
Moon Phase: Waning Gibbous
Moon Illumination: 79.8%
Best Times for Fishing or Hunting
Major Periods
3:34 AM - 6:04 AM3:19 PM - 5:49 PM
Minor Periods
8:34 AM - 10:04 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:16 PM
Sunset: 7:59 PM
Daylight: 13 hrs 25 mins
Moon Transit: 4:55 AM
Moonset: 9:58 AM
Moon Phase: Waning Gibbous
Moon Illumination: 70.0%
Best Times for Fishing or Hunting
Major Periods
4:25 AM - 6:55 AM4:10 PM - 6:40 PM
Minor Periods
9:28 AM - 10:58 AM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
