Water Temperature of Bay of St. Louis in Bay St. Louis, MS
Current Water Temperature
Measurement Time: Tuesday, June 23, 2026, 8:30 PM CDT
Today's Tides
High: June 23, 6:58 AM, 1.5 ft
Low: June 23, 8:04 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

Tue
H: 91°F
L: 79°F

Wed
H: 89°F
L: 76°F

Thu
H: 87°F
L: 77°F

Fri
H: 87°F
L: 76°F

Sat
H: 87°F
L: 78°F
Air Quality
Nitrogen Dioxide: 4.8 μg/m3
Sulphur Dioxide: 0.5 μg/m3
Ozone: 45 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 6 mins
Moon Transit: 8:23 PM
Moonset: 1:25 AM
Moon Phase: First Quarter
Moon Illumination: 61.0%
Best Times for Fishing or Hunting
Major Periods
7:37 AM - 10:07 AM7:53 PM - 10:23 PM
Minor Periods
2:16 PM - 3:46 PM12:55 AM - 2:25 AM
Action Rating: 3 out of 5
Flood Warning issued June 23 at 11:32AM CDT until June 30 at 1:00PM CDT by NWS New Orleans LA
Effective: Tue June 23, 2026, 11:32 AM
Expires: Wed June 24, 2026, 5:45 AM
...The Flood Warning is extended for the following rivers in Mississippi...Louisiana... Pearl River Near Bogalusa affecting Washington Parish and Pearl River County. Pearl River Near Pearl River affecting St. Tammany Parish and Hancock and Pearl River Counties. For the Lower Pearl River...including Bogalusa, Pearl River...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pearl River near Pearl River. * WHEN...Until Tuesday afternoon. * IMPACTS...At 15.5 feet, Secondary roads to the river and throughout Honey Island Swamp are inundated. Property in the vicinity of the gage is flooded threatening about 20 homes along the left bank. The Bogue Chitto National Wildlife Refuge will be closed to hunting at the 15.5 foot stage. * ADDITIONAL DETAILS... - At 11:00 AM CDT Tuesday the stage was 15.7 feet. - Bankfull stage is 12.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:00 AM CDT Tuesday was 15.9 feet. - Forecast...The river is expected to fall below flood stage Tuesday, June 30 and continue falling to 12.8 feet Friday, July 03. - Flood stage is 14.0 feet. - Flood History...This crest compares to a previous crest of 15.7 feet on 03/28/1906. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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. Additional information is available at www.weather.gov/lix. Click on the Rivers and Lakes menu for forecasts and observations. The next statement will be issued when updates are needed.
Flood Warning issued June 23 at 11:32AM CDT until July 2 at 5:30AM CDT by NWS New Orleans LA
Effective: Tue June 23, 2026, 11:32 AM
Expires: Wed June 24, 2026, 5:45 AM
...The Flood Warning is extended for the following rivers in Mississippi...Louisiana... Pearl River Near Bogalusa affecting Washington Parish and Pearl River County. Pearl River Near Pearl River affecting St. Tammany Parish and Hancock and Pearl River Counties. For the Lower Pearl River...including Bogalusa, Pearl River...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pearl River near Bogalusa. * WHEN...Until Thursday, July 02. * IMPACTS...At 20.0 feet, Woodlands and crop acreage along the river will be flooded. The Bogue Chitto Wildlife Management area will be inundated with water in recreational camps and over access roads. * ADDITIONAL DETAILS... - At 11:15 AM CDT Tuesday the stage was 18.9 feet. - Bankfull stage is 15.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 11:15 AM CDT Tuesday was 19.0 feet. - Forecast...The river is expected to rise to a crest of 19.5 feet early Saturday morning. It will then gradually fall below flood stage Wednesday, July 01. - Flood stage is 18.0 feet. - Flood History...This crest compares to a previous crest of 19.5 feet on 04/17/1951. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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. Additional information is available at www.weather.gov/lix. Click on the Rivers and Lakes menu for forecasts and observations. The next statement will be issued when updates are needed.
Flood Warning issued June 23 at 11:38AM CDT by NWS New Orleans LA
Effective: Tue June 23, 2026, 11:38 AM
Expires: Wed June 24, 2026, 5:45 AM
...The Flood Warning continues for the following rivers in Mississippi... Pascagoula River At Graham Ferry affecting Jackson County. For the Pascagoula River...including Graham Ferry...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pascagoula River at Graham Ferry. * WHEN...Until further notice. * IMPACTS...At 16.0 feet, River property at Cumbest Bluff will be cut off by high water and some river roads will be impassable. * ADDITIONAL DETAILS... - At 10:45 AM CDT Tuesday the stage was 17.2 feet. - Bankfull stage is 15.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:45 AM CDT Tuesday was 17.3 feet. - Forecast...The river is expected to rise to a crest of 17.2 feet this afternoon. It will then rise to 17.5 feet Thursday evening. Additional rises are possible thereafter. - Flood stage is 16.0 feet. - Flood History...This crest compares to a previous crest of 17.5 feet on 09/05/2012. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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. Additional information is available at www.weather.gov/lix. Click on the Rivers and Lakes menu for forecasts and observations. The next statement will be issued when updates are needed.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.74 μg/m3
Sulphur Dioxide: 1.09 μg/m3
Ozone: 49.58 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 6 mins
Moon Transit: 8:23 PM
Moonset: 1:25 AM
Moon Phase: First Quarter
Moon Illumination: 61.0%
Best Times for Fishing or Hunting
Major Periods
7:37 AM - 10:07 AM7:53 PM - 10:23 PM
Minor Periods
2:16 PM - 3:46 PM12:55 AM - 2:25 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.95 μg/m3
Sulphur Dioxide: 0.52 μg/m3
Ozone: 57.46 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 6 mins
Moon Transit: 9:07 PM
Moonset: 1:55 AM
Moon Phase: First Quarter
Moon Illumination: 71.7%
Best Times for Fishing or Hunting
Major Periods
8:20 AM - 10:50 AM8:37 PM - 11:07 PM
Minor Periods
3:13 PM - 4:43 PM1:25 AM - 2:55 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.02 μg/m3
Sulphur Dioxide: 0.93 μg/m3
Ozone: 74.63 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 6 mins
Moon Transit: 9:53 PM
Moonset: 2:27 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 81.2%
Best Times for Fishing or Hunting
Major Periods
9:05 AM - 11:35 AM9:23 PM - 11:53 PM
Minor Periods
4:10 PM - 5:40 PM1:57 AM - 3:27 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.38 μg/m3
Sulphur Dioxide: 0.68 μg/m3
Ozone: 82.5 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 6 mins
Moon Transit: 10:41 PM
Moonset: 3:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 89.2%
Best Times for Fishing or Hunting
Major Periods
9:53 AM - 12:23 AM12:00 AM - 12:00 AM
Minor Periods
5:07 PM - 6:37 PM2:33 AM - 4:03 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.79 μg/m3
Sulphur Dioxide: 0.4 μg/m3
Ozone: 50.88 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:03 PM
Daylight: 14 hrs 6 mins
Moon Transit: 11:32 PM
Moonset: 3:44 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 95.2%
Best Times for Fishing or Hunting
Major Periods
10:42 AM - 1:12 PM12:00 AM - 12:00 AM
Minor Periods
6:04 PM - 7:34 PM3:14 AM - 4:44 AM
Action Rating: 3 out of 5
