Water Temperature of Bay of St. Louis in Bay St. Louis, MS
Current Water Temperature
Measurement Time: Monday, June 15, 2026, 7:54 AM CDT
Today's Tides
High: June 15, 11:52 AM, 2.6 ft
Low: June 15, 11:04 PM, -0.6 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

Mon
H: 90°F
L: 74°F

Tue
H: 77°F
L: 74°F

Wed
H: 86°F
L: 79°F

Thu
H: 84°F
L: 80°F

Fri
H: 91°F
L: 80°F
Air Quality
Nitrogen Dioxide: 6.4 μg/m3
Sulphur Dioxide: 2.2 μg/m3
Ozone: 43 μg/m3
Astronomical
Sun Transit: 12:57 AM
Sunset: 8:01 PM
Daylight: 14 hrs 6 mins
Moon Transit: 1:39 PM
Moonset: 9:08 PM
Moon Phase: New
Moon Illumination: 3.8%
Best Times for Fishing or Hunting
Major Periods
12:40 AM - 3:10 AM1:09 PM - 3:39 PM
Minor Periods
8:38 PM - 10:08 PM5:37 AM - 7:07 AM
Action Rating: 4 out of 5
Flood Advisory issued June 15 at 2:55AM CDT until June 15 at 6:00AM CDT by NWS New Orleans LA
Effective: Mon June 15, 2026, 2:55 AM
Expires: Mon June 15, 2026, 6:00 AM
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southeastern St. Tammany Parish in southeastern Louisiana... Southern Hancock County in southern Mississippi... * WHEN...Until 600 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 255 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. - Some locations that will experience flooding include... Slidell, Bay St. Louis, Waveland, Eden Isle, Diamondhead, Pearl River, Pearlington, Stennis Space Center, Shoreline Park, Kiln, Lacombe and Slidell Airport. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Flash Flood Warning issued June 15 at 3:07AM CDT until June 15 at 6:00AM CDT by NWS New Orleans LA
Effective: Mon June 15, 2026, 3:07 AM
Expires: Mon June 15, 2026, 6:00 AM
FFWLIX The National Weather Service in New Orleans has issued a * Flash Flood Warning for... Southern Hancock County in southern Mississippi... * Until 600 AM CDT. * At 307 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. 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... Bay St. Louis, Waveland, Shoreline Park and Pearlington.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Flood Watch issued June 15 at 1:57AM CDT until June 17 at 7:00AM CDT by NWS Brownsville TX
Effective: Mon June 15, 2026, 1:57 AM
Expires: Mon June 15, 2026, 10:30 AM
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Deep South Texas, including the following areas, Brooks, Cameron Island, Coastal Cameron, Coastal Kenedy, Coastal Willacy, Inland Cameron, Inland Kenedy, Inland Willacy, Jim Hogg, Kenedy Island, Northern Hidalgo, Southern Hidalgo, Starr, Willacy Island and Zapata. * WHEN...From 1 PM CDT this afternoon through Wednesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Widespread heavy rainfall will likely produce totals between 3 to 6 inches with pockets of 8 inches or more possible. Rain rates may exceed 2 inches per hour at times. - 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.
Flash Flood Warning issued June 15 at 3:20AM CDT until June 15 at 6:00AM CDT by NWS New Orleans LA
Effective: Mon June 15, 2026, 3:20 AM
Expires: Mon June 15, 2026, 6:00 AM
FFWLIX The National Weather Service in New Orleans has issued a * Flash Flood Warning for... Southeastern St. Tammany Parish in southeastern Louisiana... * Until 600 AM CDT. * At 320 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 3 inches of rain have fallen. 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... Slidell, Eden Isle and Lacombe.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.68 μg/m3
Sulphur Dioxide: 1.5 μg/m3
Ozone: 63.17 μg/m3
Astronomical
Sun Transit: 12:57 AM
Sunset: 8:01 PM
Daylight: 14 hrs 6 mins
Moon Transit: 1:39 PM
Moonset: 9:08 PM
Moon Phase: New
Moon Illumination: 3.8%
Best Times for Fishing or Hunting
Major Periods
12:40 AM - 3:10 AM1:09 PM - 3:39 PM
Minor Periods
8:38 PM - 10:08 PM5:37 AM - 7:07 AM
Action Rating: 4 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.2 μg/m3
Sulphur Dioxide: 0.92 μg/m3
Ozone: 44.17 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:01 PM
Daylight: 14 hrs 6 mins
Moon Transit: 2:44 PM
Moonset: 10:04 PM
Moon Phase: New
Moon Illumination: 1.0%
Best Times for Fishing or Hunting
Major Periods
1:48 AM - 4:18 AM2:14 PM - 4:44 PM
Minor Periods
9:34 PM - 11:04 PM6:49 AM - 8:19 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.03 μg/m3
Sulphur Dioxide: 0.63 μg/m3
Ozone: 50.21 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:01 PM
Daylight: 14 hrs 6 mins
Moon Transit: 3:45 PM
Moonset: 10:50 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.6%
Best Times for Fishing or Hunting
Major Periods
2:51 AM - 5:21 AM3:15 PM - 5:45 PM
Minor Periods
10:20 PM - 11:50 PM8:03 AM - 9:33 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0.93 μg/m3
Sulphur Dioxide: 0.34 μg/m3
Ozone: 48.75 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:02 PM
Daylight: 14 hrs 6 mins
Moon Transit: 4:40 PM
Moonset: 11:27 PM
Moon Phase: Waxing Crescent
Moon Illumination: 10.4%
Best Times for Fishing or Hunting
Major Periods
3:49 AM - 6:19 AM4:10 PM - 6:40 PM
Minor Periods
12:00 AM - 12:00 AM9:14 AM - 10:44 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 1.16 μg/m3
Sulphur Dioxide: 0.36 μg/m3
Ozone: 47.75 μg/m3
Astronomical
Sun Transit: 12:58 AM
Sunset: 8:02 PM
Daylight: 14 hrs 6 mins
Moon Transit: 5:29 PM
Moonset: 12:27 AM
Moon Phase: Waxing Crescent
Moon Illumination: 18.3%
Best Times for Fishing or Hunting
Major Periods
4:41 AM - 7:11 AM4:59 PM - 7:29 PM
Minor Periods
10:21 AM - 11:51 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
