Water Temperature of Bay of St. Louis in Bay St. Louis, MS
Current Water Temperature
Measurement Time: Saturday, July 11, 2026, 9:00 PM CDT
Today's Tides
High: July 11, 8:38 AM, 2.3 ft
Low: July 11, 8:39 PM, -0.4 ft
Temperature Locations
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Local Points of Interest
Pass Christian, MS; Mississippi Sound; Gulf of MexicoStation Name: Bay Waveland Yacht Club
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet
Sensor Depth: -1 feet
Nearest Address:
1 Yacht Club Drive
Bay St. Louis, MS 39520
Hancock County
GPS Coordinates: 30.325000, -89.325000
Nearby Water Temperatures
Mississippi Sound, Pass Christian, MS (7.7 mi)Mississippi Sound, Waveland, MS (10.9 mi)
Mississippi Sound, Biloxi, MS (21 mi)
Biloxy Bay, Biloxi, MS (28.2 mi)
Lake Borgne, Shell Beach, LA (37.8 mi)
Mississippi Sound, Pascagoula, MS (44.2 mi)
Pascagoula River, Pascagoula, MS (45.5 mi)
Cypress Creek, Brooklyn, MS (51.7 mi)
Mississippi River, New Orleans, LA (55.5 mi)
Leaf River, New Augusta, MS (64 mi)
Gulf of Mexico, Dauphin Island, AL (74.8 mi)
Bayou Gauche, Bayou Gauche, LA (75.3 mi)
Mobile Bay, Mobile, AL (78.7 mi)
Mississippi River, Pilottown, LA (79.3 mi)
Mobile River, Mobile, AL (80.9 mi)
Weather for Bay St. Louis, Mississippi
Current Weather

Five Day Weather Forecast

Sat
H: 92°F
L: 81°F

Sun
H: 91°F
L: 79°F

Mon
H: 80°F
L: 74°F

Tue
H: 78°F
L: 74°F

Wed
H: 85°F
L: 75°F
Air Quality
Nitrogen Dioxide: 1.2 μg/m3
Sulphur Dioxide: 0.3 μg/m3
Ozone: 58 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:02 PM
Daylight: 13 hrs 58 mins
Moon Transit: 10:10 AM
Moonset: 5:40 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:40 AM - 12:10 AM
Minor Periods
5:10 PM - 6:40 PM2:15 AM - 3:45 AM
Action Rating: 2 out of 5
Flash Flood Warning issued July 11 at 1:56PM CDT until July 11 at 4:15PM CDT by NWS New Orleans LA
Effective: Sat July 11, 2026, 1:56 PM
Expires: Sat July 11, 2026, 4:15 PM
At 156 PM CDT, Broadcast media reported flash flooding in Metairie, Mid City, and Chalmette. Up to 3 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by heavy rain. SOURCE...Broadcast media reported. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... New Orleans, Kenner, Metairie, Marrero, Harvey, Avondale, Timberlane, Chalmette, Jefferson, Gretna, Harahan, Westwego, Bridge City, Elmwood, Terrytown, River Ridge, Arabi, Woodmere and Waggaman.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Flash Flood Warning issued July 11 at 1:20PM CDT until July 11 at 4:15PM CDT by NWS New Orleans LA
Effective: Sat July 11, 2026, 1:20 PM
Expires: Sat July 11, 2026, 4:15 PM
FFWLIX The National Weather Service in New Orleans has issued a * Flash Flood Warning for... Northwestern Jefferson Parish in southeastern Louisiana... Southwestern Orleans Parish in southeastern Louisiana... West Central St. Bernard Parish in southeastern Louisiana... * Until 415 PM CDT. * At 120 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 3 inches of rain have fallen. Additional rainfall amounts up to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... New Orleans, Kenner, Metairie, Marrero, Harvey, Avondale, Timberlane, Chalmette, Jefferson, Gretna, Harahan, Westwego, Bridge City, Elmwood, Terrytown, River Ridge, Arabi, Woodmere and Waggaman.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Flood Advisory issued July 11 at 1:09PM CDT until July 11 at 4:15PM CDT by NWS New Orleans LA
Effective: Sat July 11, 2026, 1:09 PM
Expires: Sat July 11, 2026, 4:15 PM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Northwestern Jefferson Parish in southeastern Louisiana... Southwestern Orleans Parish in southeastern Louisiana... West Central St. Bernard Parish in southeastern Louisiana... * WHEN...Until 415 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 109 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Up to 2 inches of rain have fallen. - Additional rainfall amounts up to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... New Orleans, Kenner, Metairie, Marrero, Harvey, Avondale, Timberlane, Chalmette, Jefferson, Gretna, Harahan, Westwego, Bridge City, Elmwood, Terrytown, River Ridge, Arabi, Woodmere and Waggaman. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.08 μg/m3
Sulphur Dioxide: 0.3 μg/m3
Ozone: 46.17 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:02 PM
Daylight: 13 hrs 58 mins
Moon Transit: 10:10 AM
Moonset: 5:40 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.1%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:40 AM - 12:10 AM
Minor Periods
5:10 PM - 6:40 PM2:15 AM - 3:45 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.68 μg/m3
Sulphur Dioxide: 1.07 μg/m3
Ozone: 58.63 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 8:02 PM
Daylight: 13 hrs 57 mins
Moon Transit: 11:16 AM
Moonset: 6:48 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:46 AM - 1:16 PM
Minor Periods
6:18 PM - 7:48 PM3:15 AM - 4:45 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.92 μg/m3
Sulphur Dioxide: 1.73 μg/m3
Ozone: 60.29 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 8:01 PM
Daylight: 13 hrs 57 mins
Moon Transit: 12:23 AM
Moonset: 7:48 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
7:18 PM - 8:48 PM4:24 AM - 5:54 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.35 μg/m3
Sulphur Dioxide: 1.37 μg/m3
Ozone: 81.13 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 8:01 PM
Daylight: 13 hrs 56 mins
Moon Transit: 1:26 PM
Moonset: 8:39 PM
Moon Phase: New
Moon Illumination: 1.9%
Best Times for Fishing or Hunting
Major Periods
12:31 AM - 3:01 AM12:56 AM - 3:26 PM
Minor Periods
8:09 PM - 9:39 PM5:37 AM - 7:07 AM
Action Rating: 5 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.98 μg/m3
Sulphur Dioxide: 2.55 μg/m3
Ozone: 73.38 μg/m3
Astronomical
Sun Transit: 1:03 PM
Sunset: 8:01 PM
Daylight: 13 hrs 55 mins
Moon Transit: 2:25 PM
Moonset: 9:21 PM
Moon Phase: New
Moon Illumination: 0.2%
Best Times for Fishing or Hunting
Major Periods
1:32 AM - 4:02 AM1:55 PM - 4:25 PM
Minor Periods
8:51 PM - 10:21 PM6:51 AM - 8:21 AM
Action Rating: 3 out of 5
