Water Temperature of Galveston Bay in San Leon, TX
Current Water Temperature
Measurement Time: Thursday, January 22, 2026, 8:24 PM CST
Today's Tides
High: January 22, 12:16 AM, 0.4 ft
Low: January 22, 3:13 PM, -0.4 ft
High: January 22, 11:29 PM, 0.3 ft
Temperature Locations
View Nearby Locations View All Texas Locations View Locations Near Me
Local Points of Interest
Trinity Bay; East Bay; Dickinson BayStation Name: Eagle Point, Galveston Bay
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet
Sensor Depth: -4 feet
Nearest Address:
991 5th St
San Leon, TX 77539
Galveston County
GPS Coordinates: 29.480000, -94.918306
Nearby Water Temperatures
Galveston Bay, Galveston, TX (12.3 mi)Galveston Bay, Galveston, TX (12.5 mi)
Trinity Bay, Baytown, TX (13.7 mi)
Port of Galveston, Galveston, TX (13.9 mi)
Bolivar Roads, Galveston, TX (14.4 mi)
San Jacinto River, La Porte, TX (14.5 mi)
Trinity Bay, Anahuac, TX (16.2 mi)
Rollover Pass, Port Bolivar, TX (24.5 mi)
Old River, Wallisville, TX (24.7 mi)
Old River Lake, Cove, TX (25.3 mi)
Trinity River, Wallisville, TX (25.6 mi)
Buffalo Bayou, Houston, TX (26.9 mi)
Lake Charlotte, Wallisville, TX (29.4 mi)
San Luis Pass, Freeport, TX (30.4 mi)
Old River Cutoff, Moss Bluff, TX (30.5 mi)
Weather for San Leon, Texas
Current Weather

Five Day Weather Forecast

Thu
H: 63°F
L: 59°F

Fri
H: 62°F
L: 58°F

Sat
H: 63°F
L: 59°F

Sun
H: 50°F
L: 31°F

Mon
H: 43°F
L: 28°F
Air Quality
Nitrogen Dioxide: 8.45 μg/m3
Sulphur Dioxide: 2.25 μg/m3
Ozone: 64 μg/m3
Astronomical
Sun Transit: 12:31 AM
Sunset: 5:49 PM
Daylight: 10 hrs 36 mins
Moon Transit: 3:36 PM
Moonset: 9:45 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%
Best Times for Fishing or Hunting
Major Periods
2:03 AM - 4:33 AM3:06 PM - 5:36 PM
Minor Periods
9:15 PM - 10:45 PM9:06 AM - 10:36 AM
Action Rating: 3 out of 5
Extreme Cold Watch issued January 22 at 9:12AM CST until January 26 at 12:00PM CST by NWS Houston/Galveston TX
Effective: Thu January 22, 2026, 9:12 AM
Expires: Thu January 22, 2026, 5:15 PM
* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Extreme Cold Watch, dangerously cold wind chills as low as 7 possible. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Dense Fog Advisory, until 10 AM CST this morning. For the Extreme Cold Watch, from Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes. Low visibility could make driving conditions hazardous.
Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Monitor the latest forecasts and warnings for updates. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Extreme Cold Watch issued January 22 at 3:08PM CST until January 26 at 12:00PM CST by NWS Houston/Galveston TX
Effective: Thu January 22, 2026, 3:08 PM
Expires: Fri January 23, 2026, 6:00 AM
* WHAT...Dangerously cold wind chills as low as 0 to 15 degrees possible. Lowest values in the Piney Woods and Brazos Valley. A hard freeze is also possible Saturday night and Sunday night with lows in the 10s to lower 20s. Some areas north of I-10 may remain below freezing all day on Sunday. * WHERE...Portions of south central and southeast Texas. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes.
Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; insulate, wrap, or drain them. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Monitor the latest forecasts and warnings for updates.
Winter Storm Watch issued January 21 at 10:52PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Wed January 21, 2026, 10:52 PM
Expires: Thu January 22, 2026, 6:00 PM
* WHAT...Heavy mixed precipitation possible. Total ice accumulations between one tenth and three tenths of an inch possible across the entire watch area, with the highest accumulations in the Piney Woods and Brazos Valley. Slight sleet accumulations will be possible in the northern Piney Woods and Brazos Valley, but the primary concern will be freezing rain. * WHERE...A portion of southeast Texas. * WHEN...From Saturday morning through Sunday afternoon. * IMPACTS...Power outages and tree damage are possible due to the ice. Travel could be hazardous. * ADDITIONAL DETAILS...Rain will change over to freezing rain and sleet in the Piney Woods and Brazos Valley as early as Saturday morning. Elsewhere, rain may change over to freezing rain as early as Saturday afternoon or Saturday night.
Monitor the latest forecasts for updates on this situation.
Winter Storm Watch issued January 22 at 3:05PM CST until January 25 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Thu January 22, 2026, 3:05 PM
Expires: Fri January 23, 2026, 6:00 AM
* WHAT...Heavy mixed precipitation possible. Total ice accumulations between one tenth and three tenths of an inch possible across the entire watch area, with the highest accumulations in the Piney Woods and Brazos Valley. Slight sleet accumulations will be possible in the northern Piney Woods and Brazos Valley, but the primary concern will be freezing rain. * WHERE...A portion of southeast Texas. * WHEN...From Saturday morning through Sunday afternoon. * IMPACTS...Power outages and tree damage are possible due to the ice. Travel could be hazardous. * ADDITIONAL DETAILS...Rain will change over to freezing rain and sleet in the Piney Woods and Brazos Valley as early as midday Saturday. Elsewhere, rain may change over to freezing rain as early as Saturday afternoon or Saturday night.
Monitor the latest forecasts for updates on this situation.
Weather Forecast
Air Quality
Nitrogen Dioxide: 11.51 μg/m3
Sulphur Dioxide: 1.83 μg/m3
Ozone: 60.8 μg/m3
Astronomical
Sun Transit: 12:31 AM
Sunset: 5:49 PM
Daylight: 10 hrs 36 mins
Moon Transit: 3:36 PM
Moonset: 9:45 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%
Best Times for Fishing or Hunting
Major Periods
2:03 AM - 4:33 AM3:06 PM - 5:36 PM
Minor Periods
9:15 PM - 10:45 PM9:06 AM - 10:36 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.65 μg/m3
Sulphur Dioxide: 2 μg/m3
Ozone: 59.32 μg/m3
Astronomical
Sun Transit: 12:31 AM
Sunset: 5:50 PM
Daylight: 10 hrs 37 mins
Moon Transit: 8:54 AM
Moonset: 10:46 PM
Moon Phase: Waxing Crescent
Moon Illumination: 24.4%
Best Times for Fishing or Hunting
Major Periods
8:24 AM - 10:54 AM8:24 AM - 10:54 AM
Minor Periods
10:16 PM - 11:46 PM9:35 AM - 11:05 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 5.33 μg/m3
Sulphur Dioxide: 1.37 μg/m3
Ozone: 77.36 μg/m3
Astronomical
Sun Transit: 12:31 AM
Sunset: 5:51 PM
Daylight: 10 hrs 38 mins
Moon Transit: 5:07 PM
Moonset: 11:48 PM
Moon Phase: First Quarter
Moon Illumination: 34.7%
Best Times for Fishing or Hunting
Major Periods
3:33 AM - 6:03 AM4:37 PM - 7:07 PM
Minor Periods
12:00 AM - 12:00 AM10:06 AM - 11:36 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 8.08 μg/m3
Sulphur Dioxide: 2.03 μg/m3
Ozone: 54.64 μg/m3
Astronomical
Sun Transit: 12:32 AM
Sunset: 5:52 PM
Daylight: 10 hrs 40 mins
Moon Transit: 5:57 PM
Moonset: 12:48 AM
Moon Phase: First Quarter
Moon Illumination: 45.8%
Best Times for Fishing or Hunting
Major Periods
4:21 AM - 6:51 AM5:27 PM - 7:57 PM
Minor Periods
10:39 AM - 12:09 AM12:00 AM - 12:00 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 9.23 μg/m3
Sulphur Dioxide: 3.67 μg/m3
Ozone: 59.92 μg/m3
Astronomical
Sun Transit: 12:32 AM
Sunset: 5:53 PM
Daylight: 10 hrs 41 mins
Moon Transit: 6:50 PM
Moonset: 12:54 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
5:12 AM - 7:42 AM6:20 PM - 8:50 PM
Minor Periods
11:17 AM - 12:47 AM12:24 AM - 1:54 AM
Action Rating: 3 out of 5
