Water Temperature of Rollover Pass in Port Bolivar, TX
Current Water Temperature
Measurement Time: Sunday, March 15, 2026, 8:54 PM CDT
Today's Tides
Low: March 15, 12:16 PM, -0.3 ft
High: March 15, 10:39 PM, 0.9 ft
Temperature Locations
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Local Points of Interest
Rollover Bay; East Bay; Trinity Bay; Gulf of MexicoStation Name: Rollover Pass
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 3 feet
Sensor Depth: 0 feet
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 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

Five Day Weather Forecast

Sun
H: 72°F
L: 64°F

Mon
H: 55°F
L: 46°F

Tue
H: 58°F
L: 42°F

Wed
H: 65°F
L: 55°F

Thu
H: 68°F
L: 64°F
Air Quality
Nitrogen Dioxide: 2.55 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 102 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:26 PM
Daylight: 11 hrs 59 mins
Moon Transit: 10:49 AM
Moonset: 4:17 PM
Moon Phase: Waning Crescent
Moon Illumination: 3.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:19 AM - 12:49 AM
Minor Periods
3:47 PM - 5:17 PM4:57 AM - 6:27 AM
Action Rating: 2 out of 5
Wind Advisory issued March 15 at 6:43AM CDT until March 16 at 6:00PM CDT by NWS Houston/Galveston TX
Effective: Sun March 15, 2026, 6:43 AM
Expires: Sun March 15, 2026, 6:45 PM
* WHAT...South to southwest winds 20 to 25 mph with gusts up to 30 to 35 mph becoming north winds 20 to 30 mph with gusts up to 40 to 45 mph on Sunday afternoon/evening and continuing into Sunday night. Winds gradually decrease on Monday. * WHERE...Portions of south central and southeast Texas. * WHEN...From 10 AM this morning to 6 PM CDT 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.
Wind Advisory issued March 15 at 1:00PM CDT until March 16 at 6:00PM CDT by NWS Houston/Galveston TX
Effective: Sun March 15, 2026, 1:00 PM
Expires: Mon March 16, 2026, 7:00 AM
* WHAT...South to southwest winds 20 to 25 mph with gusts up to 30 to 35 mph becoming north winds 20 to 30 mph with gusts up to 40 to 45 mph on Sunday afternoon/evening and continuing into Sunday night. Winds gradually decrease on Monday. * WHERE...Portions of south central and southeast Texas. * WHEN...Until 6 PM CDT 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.
Red Flag Warning issued March 15 at 12:55PM CDT until March 16 at 7:00PM CDT by NWS Houston/Galveston TX
Effective: Sun March 15, 2026, 12:55 PM
Expires: Sun March 15, 2026, 9:00 PM
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 7 PM CDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR MOST OF SOUTHEAST TEXAS... The National Weather Service in Houston/Galveston has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 11 AM to 7 PM CDT Monday. The Fire Weather Watch is no longer in effect. * WINDS...North 15 to 25 mph with gusts up to 40 mph. * RELATIVE HUMIDITY...As low as 15 percent. * 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.
Wind Advisory issued March 15 at 1:27PM CDT until March 16 at 6:00PM CDT by NWS Lake Charles LA
Effective: Sun March 15, 2026, 1:27 PM
Expires: Mon March 16, 2026, 2:00 AM
* WHAT...For Sunday afternoon and evening southwest winds 15 to 20 mph with gusts up to 30 mph expected, for Monday northwest winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Portions of south central and southwest Louisiana and southeast Texas. * WHEN...Until 6 PM CDT 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.
Red Flag Warning issued March 15 at 11:58AM CDT until March 16 at 7:00PM CDT by NWS Lake Charles LA
Effective: Sun March 15, 2026, 11:58 AM
Expires: Mon March 16, 2026, 2:00 AM
...RED FLAG WARNING AREA WIDE... .Windy and dry conditions behind a cold front may produce red flag conditons across much of the area Monday. The National Weather Service in Lake Charles has issued a Red Flag Warning for strong and gusty north winds, and very low relative humidity which is in effect from 11 AM to 7 PM CDT Monday. * 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 11 AM to 7 PM CDT Monday. * WINDS...Northwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 21 percent. * TEMPERATURES...Up to 56. * 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.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.52 μg/m3
Sulphur Dioxide: 1.24 μg/m3
Ozone: 96.84 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:26 PM
Daylight: 11 hrs 59 mins
Moon Transit: 10:49 AM
Moonset: 4:17 PM
Moon Phase: Waning Crescent
Moon Illumination: 3.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:19 AM - 12:49 AM
Minor Periods
3:47 PM - 5:17 PM4:57 AM - 6:27 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.55 μg/m3
Sulphur Dioxide: 1.76 μg/m3
Ozone: 95.16 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:27 PM
Daylight: 12 hrs 1 mins
Moon Transit: 11:36 AM
Moonset: 5:18 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.6%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:06 AM - 1:36 PM
Minor Periods
4:48 PM - 6:18 PM5:32 AM - 7:02 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.82 μg/m3
Sulphur Dioxide: 2.08 μg/m3
Ozone: 97.48 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:28 PM
Daylight: 12 hrs 2 mins
Moon Transit: 12:23 AM
Moonset: 6:20 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:53 AM - 2:23 PM
Minor Periods
5:50 PM - 7:20 PM6:04 AM - 7:34 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.33 μg/m3
Sulphur Dioxide: 1.42 μg/m3
Ozone: 107.12 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:28 PM
Daylight: 12 hrs 4 mins
Moon Transit: 12:00 AM
Moonset: 7:22 PM
Moon Phase: New
Moon Illumination: 2.2%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
6:52 PM - 8:22 PM6:35 AM - 8:05 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.03 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 99.31 μg/m3
Astronomical
Sun Transit: 12:00 AM
Sunset: 7:29 PM
Daylight: 12 hrs 6 mins
Moon Transit: 12:31 AM
Moonset: 8:26 PM
Moon Phase: New
Moon Illumination: 0.3%
Best Times for Fishing or Hunting
Major Periods
12:01 AM - 2:31 AM12:01 AM - 2:31 AM
Minor Periods
7:56 PM - 9:26 PM7:06 AM - 8:36 AM
Action Rating: 5 out of 5
