Water Temperature of Bay of St. Louis in Bay St. Louis, MS
Current Water Temperature
Measurement Time: Friday, May 29, 2026, 11:18 AM CDT
Today's Tides
High: May 29, 10:24 AM, 2.1 ft
Low: May 29, 8:59 PM, 0.0 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

Fri
H: 84°F
L: 76°F

Sat
H: 88°F
L: 74°F

Sun
H: 86°F
L: 73°F

Mon
H: 86°F
L: 73°F

Tue
H: 87°F
L: 73°F
Air Quality
Nitrogen Dioxide: 1.35 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 74 μg/m3
Astronomical
Sun Transit: 12:54 AM
Sunset: 7:53 PM
Daylight: 13 hrs 56 mins
Moon Transit: 11:56 PM
Moonset: 4:26 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.4%
Best Times for Fishing or Hunting
Major Periods
11:08 AM - 1:38 PM12:00 AM - 12:00 AM
Minor Periods
6:16 PM - 7:46 PM3:56 AM - 5:26 AM
Action Rating: 3 out of 5
Flood Warning issued May 28 at 7:58PM CDT until June 1 at 7:00PM CDT by NWS New Orleans LA
Effective: Thu May 28, 2026, 7:58 PM
Expires: Fri May 29, 2026, 12:00 PM
...The Flood Warning is extended for the following rivers in Mississippi...Louisiana... Pearl River Near Pearl River affecting Hancock, Pearl River and St. Tammany Counties. For the Lower Pearl River...including Pearl River...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Pearl River near Pearl River. * WHEN...Until Monday evening. * 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 7:00 PM CDT Thursday the stage was 14.9 feet. - Bankfull stage is 12.0 feet. - Forecast...The river is expected to rise to a crest of 14.9 feet Saturday evening. It will then fall below flood stage early Monday afternoon. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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 Friday afternoon at noon CDT.
Flood Warning issued May 28 at 8:05PM CDT until May 31 at 8:42PM CDT by NWS New Orleans LA
Effective: Thu May 28, 2026, 8:05 PM
Expires: Fri May 29, 2026, 12:15 PM
...The Flood Warning continues for the following rivers in Mississippi... Biloxi River Near Lyman affecting Harrison County. For the Biloxi River...including Lyman...Moderate flooding is forecast. * WHAT...Moderate flooding is forecast. * WHERE...Biloxi River near Lyman. * WHEN...Until Sunday evening. * IMPACTS...At 16.0 feet, Major flooding will occur in Retreat and Riverland Village Subdivisions at the 16 foot stage. Homes on lower Fisherman Trail will remain flooded and lower River Road will be impassable. * ADDITIONAL DETAILS... - At 7:45 PM CDT Thursday the stage was 11.7 feet. - Bankfull stage is 9.0 feet. - Forecast...The river is expected to rise above flood stage this evening to a crest of 16.0 feet tomorrow evening. It will then fall below flood stage early Sunday afternoon. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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 Friday afternoon at 1215 PM CDT.
Flood Warning issued May 28 at 8:02PM CDT until June 1 at 11:30AM CDT by NWS New Orleans LA
Effective: Thu May 28, 2026, 8:02 PM
Expires: Fri May 29, 2026, 12:15 PM
...The Flood Warning is extended for the following rivers in Mississippi... Wolf River Above Gulfport affecting Harrison County. For the Wolf River...including Gulfport...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Wolf River above Gulfport. * WHEN...Until late Monday morning. * IMPACTS...At 12.0 feet, Water will be in several homes along the river near the Bells Ferry Road bridge. Bells Ferry Road will be closed within a mile of the bridge as the road will be covered by swift moving river current. * ADDITIONAL DETAILS... - At 7:45 PM CDT Thursday the stage was 9.3 feet. - Bankfull stage is 7.0 feet. - Forecast...The river is expected to rise to a crest of 11.5 feet Saturday morning. It will then fall below flood stage early Monday morning. - Flood stage is 8.0 feet. - http://www.weather.gov/safety/flood
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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 Friday afternoon at 1215 PM CDT.
Flood Warning issued May 29 at 6:59AM CDT until May 29 at 12:31PM CDT by NWS New Orleans LA
Effective: Fri May 29, 2026, 6:59 AM
Expires: Fri May 29, 2026, 12:45 PM
...The National Weather Service in New Orleans LA has issued a Flood Warning for the following rivers in Mississippi... Tchoutacabouffa River Above D'Iberville affecting Harrison County. For the Tchoutacabouffa River...including D'Iberville...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Tchoutacabouffa River above D'Iberville. * WHEN...From this morning to this EVENING. * IMPACTS...At 8.0 feet, Roads along the river will be impassable. A few homes will be isolated. * ADDITIONAL DETAILS... - At 6:30 AM CDT Friday the stage was 8.0 feet. - Bankfull stage is 7.0 feet. - Forecast...The river will continue to rise to a forecast crest of 8.5 feet this afternoon before beginning to fall. - Flood stage is 8.0 feet. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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 this afternoon at 1245 PM CDT.
Flood Warning issued May 28 at 7:56PM CDT until May 30 at 9:24AM CDT by NWS New Orleans LA
Effective: Thu May 28, 2026, 7:56 PM
Expires: Fri May 29, 2026, 12:00 PM
...The Flood Warning continues for the following rivers in Mississippi... East Hobolochitto Creek Near Caesar affecting Pearl River County. For the East Hobolochitto Creek...including Caesar...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...East Hobolochitto Creek near Caesar. * WHEN...Until late Saturday morning. * IMPACTS...At 17.0 feet, Moderate flooding in areas near the stream in Picayune. Water will be in garages of several homes between MS Highway 43 and Beech Street bridge. Northwood Drive will be impassable with some homes flooded. * ADDITIONAL DETAILS... - At 6:45 PM CDT Thursday the stage was 14.2 feet. - Bankfull stage is 10.0 feet. - Forecast...The river is expected to rise above flood stage tonight to a crest of 16.5 feet tomorrow morning. It will then fall below flood stage early Saturday morning. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Be especially cautious at night when it is harder to recognize the dangers of flooding. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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 Friday afternoon at noon CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.43 μg/m3
Sulphur Dioxide: 1.29 μg/m3
Ozone: 54.2 μg/m3
Astronomical
Sun Transit: 12:54 AM
Sunset: 7:53 PM
Daylight: 13 hrs 56 mins
Moon Transit: 11:56 PM
Moonset: 4:26 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.4%
Best Times for Fishing or Hunting
Major Periods
11:08 AM - 1:38 PM12:00 AM - 12:00 AM
Minor Periods
6:16 PM - 7:46 PM3:56 AM - 5:26 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.11 μg/m3
Sulphur Dioxide: 2.14 μg/m3
Ozone: 84.84 μg/m3
Astronomical
Sun Transit: 12:54 AM
Sunset: 7:54 PM
Daylight: 13 hrs 57 mins
Moon Transit: 12:00 AM
Moonset: 5:03 AM
Moon Phase: Full
Moon Illumination: 99.8%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM11:56 AM - 2:26 PM
Minor Periods
7:13 PM - 8:43 PM4:33 AM - 6:03 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.08 μg/m3
Sulphur Dioxide: 2.04 μg/m3
Ozone: 69.36 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:54 PM
Daylight: 13 hrs 58 mins
Moon Transit: 12:45 AM
Moonset: 5:46 AM
Moon Phase: Full
Moon Illumination: 99.6%
Best Times for Fishing or Hunting
Major Periods
12:15 AM - 2:45 AM12:46 AM - 3:16 PM
Minor Periods
8:09 PM - 9:39 PM5:16 AM - 6:46 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.83 μg/m3
Sulphur Dioxide: 1.46 μg/m3
Ozone: 57.36 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:55 PM
Daylight: 13 hrs 59 mins
Moon Transit: 1:36 AM
Moonset: 6:34 AM
Moon Phase: Full
Moon Illumination: 96.8%
Best Times for Fishing or Hunting
Major Periods
1:06 AM - 3:36 AM1:37 PM - 4:07 PM
Minor Periods
9:00 PM - 10:30 PM6:04 AM - 7:34 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.64 μg/m3
Sulphur Dioxide: 2.04 μg/m3
Ozone: 47.38 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:55 PM
Daylight: 14 hrs mins
Moon Transit: 2:27 AM
Moonset: 7:26 AM
Moon Phase: Full
Moon Illumination: 91.7%
Best Times for Fishing or Hunting
Major Periods
1:57 AM - 4:27 AM2:30 PM - 5:00 PM
Minor Periods
9:48 PM - 11:18 PM6:56 AM - 8:26 AM
Action Rating: 3 out of 5
