Water Temperature of the Gulf of Mexico Near Plaquemines Parish, LA
Current Water Temperature
Measurement Time: Wednesday, July 16, 2025, 2:30 AM CDT
Temperature Locations
View Nearby Locations View All Louisiana Locations View Locations Near Me
Local Points of Interest
Southwest Pass; Southwest Point; West Bay; Stake IslandSponsored Content
Station Name: Southwest Pass Entrance W, LA (256)
Station Type: Buoy
Data Source: National Data Buoy Center
Elevation Above Sea Level: 0 feet / 0 meters
Nearest Address:
Offshore
Plaquemines Parish, LA 70091
Plaquemines County
GPS Coordinates: 28.988, -89.649
Nearby Water Temperatures
Southwest Pass, Venice, LA (15.1 mi)Barataria Bay, Grand Isle, LA (26.6 mi)
Mississippi River, Pilottown, LA (27.0 mi)
Lake Borgne, Shell Beach, LA (60.8 mi)
Mississippi River, New Orleans, LA (71.5 mi)
Bayou Gauche, Bayou Gauche, LA (72.2 mi)
Mississippi Sound, Waveland, MS (84.2 mi)
Mississippi Sound, Pass Christian, MS (89.8 mi)
Bay of St. Louis, Bay St. Louis, MS (94.4 mi)
Mississippi Sound, Biloxi, MS (100.5 mi)
Lower Atchafalaya River, Berwick, LA (106.6 mi)
Atchafalaya Bay, Morgan City, LA (106.7 mi)
Biloxy Bay, Biloxi, MS (107.8 mi)
Atchafalaya Bay, Morgan City, LA (107.9 mi)
Mississippi Sound, Pascagoula, MS (111.4 mi)
Weather Near Plaquemines Parish, Louisiana
Current Weather

Humidity: 84%
Feels Like: 94.9°F
Wind: NNW 9.6 mph
Wind Gusts: 17.2 mph
Precipitation: 0 in
Cloud Cover: 20%
Visibility: 6 mi
UV Index: 0
Five Day Weather Forecast

Wed
H: 88°F
L: 82°F

Thu
H: 85°F
L: 80°F

Fri
H: 85°F
L: 80°F

Sat
H: 88°F
L: 82°F

Sun
H: 89°F
L: 83°F
Air Quality
Nitrogen Dioxide: 6.66 μg/m3
Sulphur Dioxide: 3.15 μg/m3
Ozone: 96 μg/m3
Astronomical
Sun Transit: 1:04 PM
Sunset: 7:59 PM
Daylight: 13 hrs 48 mins
Moon Transit: 12:15 AM
Moonset: 11:52 AM
Moon Phase: Waning Gibbous
Moon Illumination: 55.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
11:22 AM - 12:52 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Heat Advisory issued July 16 at 1:16AM CDT until July 16 at 7:00PM CDT by NWS New Orleans LA
Effective: Wed July 16, 2025, 1:16 AM
Expires: Wed July 16, 2025, 9:30 AM
* WHAT...Heat index values up to 109 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From 10 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Flood Watch issued July 16 at 1:15AM CDT until July 19 at 1:00AM CDT by NWS New Orleans LA
Effective: Wed July 16, 2025, 1:15 AM
Expires: Wed July 16, 2025, 10:45 AM
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southeast Louisiana, including the following parishes, Assumption, Central Plaquemines, Central Tangipahoa, Coastal Jefferson Parish, East Baton Rouge, East Feliciana, Eastern Ascension, Eastern Orleans, Iberville, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Tangipahoa, Lower Terrebonne, Northern Livingston, Northern St. Tammany, Northern Tangipahoa, Pointe Coupee, Southeast St. Tammany, Southern Livingston, Southwestern St. Tammany, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana, Western Ascension and Western Orleans and southern Mississippi, including the following areas, Northern Hancock, Northern Harrison, Northern Jackson, Pearl River, Southern Hancock, Southern Harrison and Southern Jackson. * WHEN...From 1 PM CDT this afternoon through late Friday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - 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.
Heat Advisory issued July 16 at 1:16AM CDT until July 16 at 7:00PM CDT by NWS New Orleans LA
Effective: Wed July 16, 2025, 1:16 AM
Expires: Wed July 16, 2025, 9:30 AM
* WHAT...Heat index values up to 109 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From 10 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Flood Watch issued July 16 at 1:15AM CDT until July 19 at 1:00AM CDT by NWS New Orleans LA
Effective: Wed July 16, 2025, 1:15 AM
Expires: Wed July 16, 2025, 10:45 AM
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southeast Louisiana, including the following parishes, Assumption, Central Plaquemines, Central Tangipahoa, Coastal Jefferson Parish, East Baton Rouge, East Feliciana, Eastern Ascension, Eastern Orleans, Iberville, Lower Jefferson, Lower Lafourche, Lower Plaquemines, Lower St. Bernard, Lower Tangipahoa, Lower Terrebonne, Northern Livingston, Northern St. Tammany, Northern Tangipahoa, Pointe Coupee, Southeast St. Tammany, Southern Livingston, Southwestern St. Tammany, St. Charles, St. Helena, St. James, St. John The Baptist, Upper Jefferson, Upper Lafourche, Upper Plaquemines, Upper St. Bernard, Upper Terrebonne, Washington, West Baton Rouge, West Feliciana, Western Ascension and Western Orleans and southern Mississippi, including the following areas, Northern Hancock, Northern Harrison, Northern Jackson, Pearl River, Southern Hancock, Southern Harrison and Southern Jackson. * WHEN...From 1 PM CDT this afternoon through late Friday night. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - 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.
Heat Advisory issued July 16 at 1:16AM CDT until July 16 at 7:00PM CDT by NWS New Orleans LA
Effective: Wed July 16, 2025, 1:16 AM
Expires: Wed July 16, 2025, 9:30 AM
* WHAT...Heat index values up to 109 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From 10 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Weather Forecast
Average Temperature: 85.3°F
Average Humidity: 79%
Wind: 11.4 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 5.72 μg/m3
Sulphur Dioxide: 2.22 μg/m3
Ozone: 100.28 μg/m3
Astronomical
Sun Transit: 1:04 PM
Sunset: 7:59 PM
Daylight: 13 hrs 48 mins
Moon Transit: 12:15 AM
Moonset: 11:52 AM
Moon Phase: Waning Gibbous
Moon Illumination: 55.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:00 AM - 12:00 AM
Minor Periods
11:22 AM - 12:52 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 83°F
Average Humidity: 78%
Wind: 9.2 mph
UV Index: 2.8
Air Quality
Nitrogen Dioxide: 3.48 μg/m3
Sulphur Dioxide: 1.58 μg/m3
Ozone: 115.16 μg/m3
Astronomical
Sun Transit: 1:04 PM
Sunset: 7:58 PM
Daylight: 13 hrs 47 mins
Moon Transit: 6:18 AM
Moonset: 12:56 AM
Moon Phase: Last Quarter
Moon Illumination: 44.4%
Best Times for Fishing or Hunting
Major Periods
5:48 AM - 8:18 AM6:16 PM - 8:46 PM
Minor Periods
12:26 AM - 1:56 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 82.7°F
Average Humidity: 79%
Wind: 12.3 mph
UV Index: 3
Air Quality
Nitrogen Dioxide: 1.84 μg/m3
Sulphur Dioxide: 0.55 μg/m3
Ozone: 98.36 μg/m3
Astronomical
Sun Transit: 1:04 PM
Sunset: 7:58 PM
Daylight: 13 hrs 46 mins
Moon Transit: 7:08 AM
Moonset: 2:02 PM
Moon Phase: Last Quarter
Moon Illumination: 33.4%
Best Times for Fishing or Hunting
Major Periods
6:38 AM - 9:08 AM7:07 PM - 9:37 PM
Minor Periods
1:32 PM - 3:02 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 85.1°F
Average Humidity: 73%
Wind: 9.4 mph
UV Index: 2.9
Air Quality
Nitrogen Dioxide: 1.37 μg/m3
Sulphur Dioxide: 0.48 μg/m3
Ozone: 70.44 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 7:57 PM
Daylight: 13 hrs 45 mins
Moon Transit: 8:02 AM
Moonset: 3:10 PM
Moon Phase: Last Quarter
Moon Illumination: 23.2%
Best Times for Fishing or Hunting
Major Periods
7:32 AM - 10:02 AM8:03 PM - 10:33 PM
Minor Periods
2:40 PM - 4:10 PM12:32 AM - 2:02 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 85.5°F
Average Humidity: 73%
Wind: 11.2 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 1.76 μg/m3
Sulphur Dioxide: 0.6 μg/m3
Ozone: 65 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 7:57 PM
Daylight: 13 hrs 44 mins
Moon Transit: 9:00 AM
Moonset: 4:21 PM
Moon Phase: Waning Crescent
Moon Illumination: 14.4%
Best Times for Fishing or Hunting
Major Periods
8:30 AM - 11:00 AM9:03 PM - 11:33 PM
Minor Periods
3:51 PM - 5:21 PM1:16 AM - 2:46 AM
Action Rating: 2 out of 5