Water Temperature of Bay of St. Louis in Bay St. Louis, MS
Current Water Temperature
Measurement Time: Tuesday, July 7, 2026, 7:30 AM CDT
Today's Tides
High: July 7, 6:34 AM, 1.3 ft
Low: July 7, 7:45 PM, 0.7 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: 93°F
L: 79°F

Wed
H: 91°F
L: 78°F

Thu
H: 89°F
L: 79°F

Fri
H: 90°F
L: 79°F

Sat
H: 90°F
L: 80°F
Air Quality
Nitrogen Dioxide: 4.6 μg/m3
Sulphur Dioxide: 1.5 μg/m3
Ozone: 69 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:03 PM
Daylight: 14 hrs 1 mins
Moon Transit: 6:31 AM
Moonset: 1:05 PM
Moon Phase: Last Quarter
Moon Illumination: 37.3%
Best Times for Fishing or Hunting
Major Periods
6:01 AM - 8:31 AM6:30 PM - 9:00 PM
Minor Periods
12:35 AM - 2:05 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Marine Weather Statement issued July 7 at 2:53AM CDT by NWS New Orleans LA
Effective: Tue July 7, 2026, 2:53 AM
Expires: Tue July 7, 2026, 5:00 AM
The areas affected include... Barataria Bay... Breton Sound... Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm... Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm... Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM... Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM... Terrebonne Bay... At 253 AM CDT, Doppler radar indicated a cluster of strong thunderstorms, capable of producing winds to around 30 knots and weak waterspouts. This cluster of thunderstorms is generally located along a line extending from near Breton Sound to 7 nm east of Isle Derniers. The cluster of thunderstorms was nearly stationary. Mariners can expect widespread gusty winds to around 30 knots, higher waves and dangerous lightning strikes. Boaters should seek safe harbor immediately until this activity passes. Brief, weak waterspouts are possible with this activity. Remain on alert in case warnings are issued for waterspout development.
Flood Advisory issued July 7 at 1:42AM CDT until July 7 at 4:45AM CDT by NWS New Orleans LA
Effective: Tue July 7, 2026, 1:42 AM
Expires: Tue July 7, 2026, 4:45 AM
* WHAT...Urban area and small stream flooding caused by excessive rainfall continues. * WHERE...West Central Orleans Parish in southeastern Louisiana... * WHEN...Until 445 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Overflowing poor drainage areas. * ADDITIONAL DETAILS... - At 142 AM CDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... East New Orleans and Lakefront Airport. - http://www.weather.gov/safety/flood
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.88 μg/m3
Sulphur Dioxide: 1.7 μg/m3
Ozone: 98.54 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:03 PM
Daylight: 14 hrs 1 mins
Moon Transit: 6:31 AM
Moonset: 1:05 PM
Moon Phase: Last Quarter
Moon Illumination: 37.3%
Best Times for Fishing or Hunting
Major Periods
6:01 AM - 8:31 AM6:30 PM - 9:00 PM
Minor Periods
12:35 AM - 2:05 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.8 μg/m3
Sulphur Dioxide: 1.79 μg/m3
Ozone: 89.42 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:03 PM
Daylight: 14 hrs mins
Moon Transit: 7:18 AM
Moonset: 2:09 PM
Moon Phase: Last Quarter
Moon Illumination: 26.8%
Best Times for Fishing or Hunting
Major Periods
6:48 AM - 9:18 AM7:19 PM - 9:49 PM
Minor Periods
1:39 PM - 3:09 PM12:08 AM - 1:38 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 3.09 μg/m3
Sulphur Dioxide: 1.36 μg/m3
Ozone: 60.67 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:02 PM
Daylight: 14 hrs mins
Moon Transit: 8:10 AM
Moonset: 3:16 PM
Moon Phase: Last Quarter
Moon Illumination: 17.4%
Best Times for Fishing or Hunting
Major Periods
7:40 AM - 10:10 AM8:13 PM - 10:43 PM
Minor Periods
2:46 PM - 4:16 PM12:43 AM - 2:13 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 2.6 μg/m3
Sulphur Dioxide: 0.67 μg/m3
Ozone: 47.96 μg/m3
Astronomical
Sun Transit: 1:02 PM
Sunset: 8:02 PM
Daylight: 13 hrs 59 mins
Moon Transit: 9:07 AM
Moonset: 4:28 PM
Moon Phase: Waning Crescent
Moon Illumination: 9.7%
Best Times for Fishing or Hunting
Major Periods
8:37 AM - 11:07 AM9:13 PM - 11:43 PM
Minor Periods
3:58 PM - 5:28 PM1:24 AM - 2:54 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 4.9 μg/m3
Sulphur Dioxide: 0.38 μg/m3
Ozone: 27.25 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
