Water Temperature of Bay of St. Louis in Bay St. Louis, MS
Current Water Temperature
Measurement Time: Sunday, May 31, 2026, 2:30 AM CDT
Today's Tides
High: May 31, 11:47 AM, 2.2 ft
Low: May 31, 10:19 PM, -0.1 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

Sun
H: 87°F
L: 77°F

Mon
H: 87°F
L: 75°F

Tue
H: 85°F
L: 74°F

Wed
H: 80°F
L: 72°F

Thu
H: 81°F
L: 74°F
Air Quality
Nitrogen Dioxide: 3.35 μg/m3
Sulphur Dioxide: 1.35 μg/m3
Ozone: 45 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
Flood Warning issued May 30 at 9:09AM CDT until June 2 at 1:00PM CDT by NWS New Orleans LA
Effective: Sat May 30, 2026, 9:09 AM
Expires: Sun May 31, 2026, 1:15 AM
...The Flood Warning continues for the following rivers in Louisiana...Mississippi... Pearl River Near Pearl River affecting Pearl River, St. Tammany and Hancock 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 early 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 8:00 AM CDT Saturday the stage was 14.8 feet. - Bankfull stage is 12.0 feet. - Forecast...The river is expected to rise to a crest of 14.9 feet just after midnight tonight. It is then forecast to fall below flood stage Tuesday morning. - Flood stage is 14.0 feet. - 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. 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 late tonight at 115 AM CDT.
Flood Warning issued May 30 at 7:35PM CDT until June 2 at 1:00PM CDT by NWS New Orleans LA
Effective: Sat May 30, 2026, 7:35 PM
Expires: Sun May 31, 2026, 11:45 AM
...The Flood Warning continues for the following rivers in Louisiana...Mississippi... Pearl River Near Pearl River affecting Hancock, St. Tammany and Pearl River 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 early 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. As the river continues to fall, these conditions will improve. * ADDITIONAL DETAILS... - At 7:00 PM CDT Saturday the stage was 14.8 feet. - Bankfull stage is 12.0 feet. - Forecast...The river stage is expected to remain steady or fall slowly tonight. It will then fall below flood stage Tuesday morning. - 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 Sunday morning at 1145 AM CDT.
Flood Warning issued May 30 at 9:27AM CDT until May 31 at 1:45AM CDT by NWS New Orleans LA
Effective: Sat May 30, 2026, 9:27 AM
Expires: Sun May 31, 2026, 1:30 AM
...The Flood Warning is extended for the following rivers in Mississippi... Biloxi River Near Lyman affecting Harrison County. For the Biloxi River...including Lyman...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Biloxi River near Lyman. * WHEN...Until just after midnight tonight. * IMPACTS...At 14.0 feet, At 14 feet homes on lower Fisherman Trail will begin to flood and lower River Road will be impassable. Driving on Loraine Road will be hazardous due to the high water. * ADDITIONAL DETAILS... - At 8:45 AM CDT Saturday the stage was 13.7 feet. - Bankfull stage is 9.0 feet. - Forecast...The river is expected to fall below flood stage late this evening and continue falling to 3.7 feet Thursday morning. - Flood stage is 12.0 feet. - 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. 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 late tonight at 130 AM CDT.
Flood Warning issued May 30 at 9:26AM CDT until June 1 at 2:30AM CDT by NWS New Orleans LA
Effective: Sat May 30, 2026, 9:26 AM
Expires: Sun May 31, 2026, 1:30 AM
...The Flood Warning continues 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 early Monday morning. * IMPACTS...At 10.0 feet, 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 8:45 AM CDT Saturday the stage was 10.6 feet. - Bankfull stage is 7.0 feet. - Forecast...The river is expected to fall below flood stage tomorrow evening and continue falling to 2.6 feet Thursday morning. - 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. 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. 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 late tonight at 130 AM CDT.
Flood Warning issued May 30 at 7:50PM CDT until June 1 at 1:00AM CDT by NWS New Orleans LA
Effective: Sat May 30, 2026, 7:50 PM
Expires: Sun May 31, 2026, 12:00 PM
...The Flood Warning continues 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 early Monday morning. * IMPACTS...At 10.0 feet, 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 6:45 PM CDT Saturday the stage was 10.2 feet. - Bankfull stage is 7.0 feet. - Forecast...The river will fall slowly through tonight and tomorrow. It will fall below flood stage tomorrow evening. - Flood stage is 8.0 feet. - http://www.weather.gov/safety/flood
Be especially cautious at night when it is harder to recognize the dangers of flooding. Motorists should not attempt to drive around barricades or drive cars through flooded areas. 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 Sunday afternoon at noon CDT.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.6 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 52.33 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: 2.17 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 55.83 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: 3.47 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 66.88 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
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.59 μg/m3
Sulphur Dioxide: 1.01 μg/m3
Ozone: 93.33 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:56 PM
Daylight: 14 hrs mins
Moon Transit: 3:18 AM
Moonset: 8:23 AM
Moon Phase: Waning Gibbous
Moon Illumination: 84.4%
Best Times for Fishing or Hunting
Major Periods
2:48 AM - 5:18 AM3:18 PM - 5:48 PM
Minor Periods
10:29 PM - 11:59 PM7:53 AM - 9:23 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.26 μg/m3
Sulphur Dioxide: 0.6 μg/m3
Ozone: 89 μg/m3
Astronomical
Sun Transit: 12:55 AM
Sunset: 7:56 PM
Daylight: 14 hrs 1 mins
Moon Transit: 4:07 AM
Moonset: 9:20 AM
Moon Phase: Waning Gibbous
Moon Illumination: 75.3%
Best Times for Fishing or Hunting
Major Periods
3:37 AM - 6:07 AM4:06 PM - 6:36 PM
Minor Periods
12:00 AM - 12:00 AM8:50 AM - 10:20 AM
Action Rating: 3 out of 5
