Water Temperature of Rollover Pass in Port Bolivar, TX
Current Water Temperature
Measurement Time: Sunday, November 9, 2025, 5:30 PM CST
Today's Tides
High: November 9, 3:08 AM, 1.93 ft
Low: November 9, 4:12 PM, -0.20 ft
Temperature Locations
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Local Points of Interest
Rollover Bay; East Bay; Trinity Bay; Gulf of MexicoSponsored Content
Station Name: Rollover Pass
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 3 feet / 1 meters
Sensor Depth: 0.1 feet / 0.0 meters
Nearest Address:
1682 Hamilton Ave
Port Bolivar, TX 77617
Galveston County
GPS Coordinates: 29.515, -94.513
Nearby Water Temperatures
Galveston Bay, High Island, TX (9.2 mi)Bolivar Roads, Galveston, TX (16.8 mi)
Trinity Bay, Anahuac, TX (17.2 mi)
Galveston Bay, Galveston, TX (20.2 mi)
Port of Galveston, Galveston, TX (22.0 mi)
Trinity Bay, Baytown, TX (23.1 mi)
Old River, Wallisville, TX (24.3 mi)
Trinity River, Wallisville, TX (24.4 mi)
Galveston Bay, San Leon, TX (24.5 mi)
Lake Charlotte, Wallisville, TX (27.2 mi)
Galveston Bay, Galveston, TX (27.4 mi)
Old River Lake, Cove, TX (27.8 mi)
San Jacinto River, La Porte, TX (30.6 mi)
Old River Cutoff, Moss Bluff, TX (30.8 mi)
Trinity River, Liberty, TX (33.4 mi)
Weather for Port Bolivar, Texas
Current Weather

Humidity: 35%
Feels Like: 69.1°F
Wind: N 22.4 mph
Wind Gusts: 30 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0.2
Five Day Weather Forecast

Sun
H: 75°F
L: 59°F

Mon
H: 60°F
L: 43°F

Tue
H: 65°F
L: 47°F

Wed
H: 73°F
L: 67°F

Thu
H: 73°F
L: 72°F
Air Quality
Nitrogen Dioxide: 2.75 μg/m3
Sulphur Dioxide: 1.85 μg/m3
Ozone: 68 μg/m3
Astronomical
Sun Transit: 12:01 AM
Sunset: 5:26 PM
Daylight: 10 hrs 47 mins
Moon Transit: 3:53 AM
Moonset: 11:18 AM
Moon Phase: Waning Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
3:23 AM - 5:53 AM3:17 PM - 5:47 PM
Minor Periods
9:04 PM - 10:34 PM10:48 AM - 12:18 AM
Action Rating: 3 out of 5
Fire Weather Watch issued November 9 at 6:30AM CST until November 10 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Sun November 9, 2025, 6:30 AM
Expires: Sun November 9, 2025, 2:30 PM
...Red Flag Warning Remains in Effect for Southeast Texas Today... ...Fire Weather Watch Continues for Monday... * WINDS...North 15 to 25 mph with gusts up to 40 mph on Sunday afternoon. On Monday, north winds 10 to 15 mph with gusts to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent in the driest locations. Even to the Gulf beaches, relative humidity values in the 25 to 35 percent range are forecast. * IMPACTS...Any fires that develop will be capable of spreading rapidly. Outdoor burning is not recommended. Obey all local burn restrictions and burn bans.
A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures will create explosive fire growth potential. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Red Flag Warning issued November 9 at 6:30AM CST until November 9 at 6:00PM CST by NWS Houston/Galveston TX
Effective: Sun November 9, 2025, 6:30 AM
Expires: Sun November 9, 2025, 2:30 PM
...Red Flag Warning Remains in Effect for Southeast Texas Today... ...Fire Weather Watch Continues for Monday... * WINDS...North 15 to 25 mph with gusts up to 40 mph on Sunday afternoon. On Monday, north winds 10 to 15 mph with gusts to 25 mph. * RELATIVE HUMIDITY...As low as 15 percent in the driest locations. Even to the Gulf beaches, relative humidity values in the 25 to 35 percent range are forecast. * IMPACTS...Any fires that develop will be capable of spreading rapidly. Outdoor burning is not recommended. Obey all local burn restrictions and burn bans.
A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures will create explosive fire growth potential. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings.
Wind Advisory issued November 9 at 5:08AM CST until November 10 at 6:00AM CST by NWS Houston/Galveston TX
Effective: Sun November 9, 2025, 5:08 AM
Expires: Sun November 9, 2025, 3:00 PM
* WHAT...North winds 20 to 30 mph with gusts up to 40 mph. * WHERE...Bolivar Peninsula, Brazoria Islands, Galveston Island, and Matagorda Islands Counties. * WHEN...Until 6 AM CST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Wind Advisory issued November 9 at 11:20AM CST until November 10 at 6:00AM CST by NWS Houston/Galveston TX
Effective: Sun November 9, 2025, 11:20 AM
Expires: Mon November 10, 2025, 6:00 AM
* WHAT...North winds 20 to 30 mph with gusts up to 35 mph. * WHERE...Bolivar Peninsula, Brazoria Islands, Galveston Island, and Matagorda Islands Counties. * WHEN...Until 6 AM CST Monday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Wind Advisory issued November 8 at 11:36PM CST until November 9 at 6:00PM CST by NWS Lake Charles LA
Effective: Sat November 8, 2025, 11:36 PM
Expires: Sun November 9, 2025, 6:00 PM
* WHAT...North winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Portions of south central and southwest Louisiana and southeast Texas. * WHEN...From 9 AM to 6 PM CST Sunday. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Red Flag Warning issued November 9 at 12:45AM CST until November 9 at 7:00PM CST by NWS Lake Charles LA
Effective: Sun November 9, 2025, 12:45 AM
Expires: Sun November 9, 2025, 7:00 PM
...Fire weather warning in effect for Sunday... Elevated fire weather conditions will persist from today through Wednesday. Today and Monday will be the biggest concerns for fire weather as the dry cold front passes through the region and very dry air will follow. Dew points will drop into the 30s while minimum RH values will be around 25 to 35%. In addition, winds will be from the north around 15 to 25 MPH with gusts up to 35 MPH. While today will be the main concern for fire weather, hence warning issuance, elevated fire weather will be a concern through Wednesday. The National Weather Service in Lake Charles has issued a Red Flag Warning for elevated Fire Weather conditions across southeast Texas, southwest Louisiana, central Louisiana, and south central Louisiana which is in effect from 9 AM this morning to 7 PM CST this evening. This product replaces the previous Fire Weather Watch. * AFFECTED AREA...Fire Weather Zone 027 Vernon, Fire Weather Zone 028 Rapides, Fire Weather Zone 029 Avoyelles, Fire Weather Zone 030 Beauregard, Fire Weather Zone 031 Allen, Fire Weather Zone 032 Evangeline, Fire Weather Zone 033 St. Landry, Fire Weather Zone 044 Lafayette, Fire Weather Zone 045 Upper St. Martin, Fire Weather Zone 055 Lower St. Martin, Fire Weather Zone 073 West Cameron, Fire Weather Zone 074 East Cameron, Fire Weather Zone 141 Northern Calcasieu, Fire Weather Zone 142 Northern Jefferson Davis, Fire Weather Zone 143 Northern Acadia, Fire Weather Zone 152 Upper Vermilion, Fire Weather Zone 153 Upper Iberia, Fire Weather Zone 154 Upper St. Mary, Fire Weather Zone 180 Tyler, Fire Weather Zone 201 Hardin, Fire Weather Zone 241 Southern Calcasieu, Fire Weather Zone 242 Southern Jefferson Davis, Fire Weather Zone 243 Southern Acadia, Fire Weather Zone 252 Lower Vermilion, Fire Weather Zone 253 Lower Iberia, Fire Weather Zone 254 Lower St. Mary, Fire Weather Zone 259 Northern Jasper, Fire Weather Zone 260 Northern Newton, Fire Weather Zone 261 Southern Jasper, Fire Weather Zone 262 Southern Newton, Fire Weather Zone 515 Upper Jefferson, Fire Weather Zone 516 Northern Orange, Fire Weather Zone 615 Lower Jefferson and Fire Weather Zone 616 Southern Orange. * TIMING...From 9 AM this morning to 7 PM CST this evening. * WINDS...North 15 to 25 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 30 percent. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Wind Advisory issued November 9 at 11:31AM CST until November 9 at 6:00PM CST by NWS Lake Charles LA
Effective: Sun November 9, 2025, 11:31 AM
Expires: Sun November 9, 2025, 6:00 PM
* WHAT...North winds 15 to 25 mph with gusts up to 30 mph. * WHERE...Portions of south central and southwest Louisiana and southeast Texas. * WHEN...Until 6 PM CST this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.
Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Secure outdoor objects.
Weather Forecast
Average Temperature: 69.3°F
Average Humidity: 55%
Wind: 24.4 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 5.57 μg/m3
Sulphur Dioxide: 2.3 μg/m3
Ozone: 67.08 μg/m3
Astronomical
Sun Transit: 12:01 AM
Sunset: 5:26 PM
Daylight: 10 hrs 47 mins
Moon Transit: 3:53 AM
Moonset: 11:18 AM
Moon Phase: Waning Gibbous
Moon Illumination: 78.1%
Best Times for Fishing or Hunting
Major Periods
3:23 AM - 5:53 AM3:17 PM - 5:47 PM
Minor Periods
9:04 PM - 10:34 PM10:48 AM - 12:18 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 52.8°F
Average Humidity: 41%
Wind: 19.7 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 2.69 μg/m3
Sulphur Dioxide: 2.03 μg/m3
Ozone: 72.92 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 5:25 PM
Daylight: 10 hrs 46 mins
Moon Transit: 4:54 AM
Moonset: 12:08 AM
Moon Phase: Waning Gibbous
Moon Illumination: 68.0%
Best Times for Fishing or Hunting
Major Periods
4:24 AM - 6:54 AM4:15 PM - 6:45 PM
Minor Periods
10:13 PM - 11:43 PM11:38 AM - 1:08 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 57.1°F
Average Humidity: 55%
Wind: 22.6 mph
UV Index: 1
Air Quality
Nitrogen Dioxide: 4.33 μg/m3
Sulphur Dioxide: 1.93 μg/m3
Ozone: 68.84 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 5:24 PM
Daylight: 10 hrs 45 mins
Moon Transit: 5:49 AM
Moonset: 12:48 AM
Moon Phase: Waning Gibbous
Moon Illumination: 57.1%
Best Times for Fishing or Hunting
Major Periods
5:19 AM - 7:49 AM5:07 PM - 7:37 PM
Minor Periods
12:00 AM - 12:00 AM12:18 AM - 1:48 PM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 70.3°F
Average Humidity: 76%
Wind: 22.1 mph
UV Index: 0.5
Air Quality
Nitrogen Dioxide: 2.57 μg/m3
Sulphur Dioxide: 1.4 μg/m3
Ozone: 87.16 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 5:24 PM
Daylight: 10 hrs 43 mins
Moon Transit: 6:38 AM
Moonset: 1:22 PM
Moon Phase: Last Quarter
Moon Illumination: 45.8%
Best Times for Fishing or Hunting
Major Periods
6:08 AM - 8:38 AM5:54 PM - 8:24 PM
Minor Periods
12:52 AM - 2:22 PM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 72.8°F
Average Humidity: 77%
Wind: 19 mph
UV Index: 0.6
Air Quality
Nitrogen Dioxide: 2.73 μg/m3
Sulphur Dioxide: 1.39 μg/m3
Ozone: 79.69 μg/m3
Astronomical
Sun Transit: 12:02 AM
Sunset: 5:23 PM
Daylight: 10 hrs 42 mins
Moon Transit: 7:23 AM
Moonset: 1:52 PM
Moon Phase: Last Quarter
Moon Illumination: 34.7%
Best Times for Fishing or Hunting
Major Periods
6:53 AM - 9:23 AM6:37 PM - 9:07 PM
Minor Periods
1:22 PM - 2:52 PM12:17 AM - 1:47 AM
Action Rating: 3 out of 5
