30.3264’ N, 89.3258’ W

Bay Saint Louis, MS

79°
H 91°
L 73°
NW
2mph
Low tide
7:10 pm

Bay Saint Louis, MS Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Sep 21
Partly Cloudy
Close Hourly
91º / 73º 19% NE 8 mph 72%
7am Partly Cloudy 79º 9% NW 2 mph 85%
8am Partly Cloudy 80º 8% NNW 3 mph 84%
9am Partly Cloudy 83º 5% NNW 5 mph 79%
10am Mostly Sunny 84º 2% N 6 mph 74%
11am Partly Cloudy 87º 2% N 6 mph 67%
12pm Partly Cloudy 88º 15% NNE 6 mph 63%
1pm Partly Cloudy 90º 15% ENE 7 mph 60%
2pm Partly Cloudy 90º 19% E 7 mph 60%
3pm Mostly Cloudy 89º 20% SE 8 mph 63%
4pm Partly Cloudy 88º 15% SE 7 mph 65%
5pm Partly Cloudy 86º 15% SE 6 mph 68%
6pm Partly Cloudy 84º 19% SSE 5 mph 72%
7pm Partly Cloudy 82º 11% SSE 3 mph 77%
8pm Partly Cloudy 81º 13% NE 2 mph 82%
9pm Mostly Cloudy 79º 13% NNE 2 mph 84%
10pm Mostly Cloudy 79º 10% NNE 1 mph 85%
11pm Mostly Cloudy 78º 17% N 1 mph 86%
Tue
Sep 22
Mostly Sunny
View Hourly
91º / 73º 19% ENE 7 mph 69%
12am Mostly Cloudy 77º 16% NNE 0 mph 88%
1am Partly Cloudy 77º 14% N 0 mph 90%
2am Partly Cloudy 76º 8% N 1 mph 90%
3am Partly Cloudy 75º 7% N 1 mph 90%
4am Partly Cloudy 75º 8% N 1 mph 92%
5am Partly Cloudy 74º 12% N 1 mph 93%
6am Clear 74º 12% N 2 mph 93%
7am Sunny 74º 9% N 2 mph 95%
8am Sunny 76º 7% N 3 mph 90%
9am Sunny 81º 4% N 4 mph 79%
10am Sunny 84º 2% NNE 5 mph 70%
11am Sunny 87º 1% NNE 5 mph 64%
12pm Partly Cloudy 88º 15% NE 6 mph 60%
1pm Partly Cloudy 89º 15% E 6 mph 59%
2pm Partly Cloudy 90º 15% ESE 7 mph 59%
3pm Partly Cloudy 89º 19% SE 6 mph 60%
4pm Partly Cloudy 89º 16% SE 6 mph 61%
5pm Partly Cloudy 88º 19% SSE 5 mph 64%
6pm Partly Cloudy 86º 5% SSE 5 mph 67%
7pm Clear 84º 5% SE 3 mph 74%
8pm Clear 82º 6% E 1 mph 79%
9pm Clear 80º 10% ENE 1 mph 83%
10pm Clear 79º 9% N 1 mph 86%
11pm Clear 78º 9% N 1 mph 88%
Wed
Sep 23
Mostly Sunny
View Hourly
92º / 74º 17% ENE 8 mph 66%
12am Clear 77º 9% N 1 mph 91%
1am Clear 77º 7% N 1 mph 93%
2am Mostly Clear 76º 7% N 1 mph 93%
3am Clear 75º 13% N 1 mph 94%
4am Clear 75º 15% N 1 mph 94%
5am Clear 74º 13% N 2 mph 94%
6am Clear 74º 7% N 3 mph 93%
Thu
Sep 24
Partly Cloudy 90º / 73º 7% ENE 8 mph 66%
Fri
Sep 25
Partly Cloudy 86º / 71º 21% E 10 mph 68%
Sat
Sep 26
Partly Cloudy 87º / 72º 7% E 8 mph 61%
Sun
Sep 27
Partly Cloudy 88º / 71º 12% W 7 mph 61%
Mon
Sep 28
Partly Cloudy 87º / 71º 21% ENE 8 mph 59%

Weather Radar for Bay Saint Louis, MS See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Bay Saint Louis, MS

Today
High : 90ºF
Variable winds 5 kt or less. A slight chance of showers, then a chance of showers and thunderstorms after noon. Seas 1 ft or less.
Tonight
Low : 76ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Seas 1 ft or less.
Tuesday
High : 90ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms between 1pm and 3pm. Seas 1 ft or less.
Tuesday Night
Low : 76ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Wednesday
High : 91ºF
Variable winds 5 kt or less. Sunny. Seas 1 ft or less.
Wednesday Night
Low : 76ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 ft or less.
Thursday
High : 89ºF
NNE wind 5 to 10 kt becoming ESE in the afternoon. Sunny. Seas 1 ft or less.
Thursday Night
Low : 74ºF
E wind 5 to 10 kt becoming NE in the evening. Mostly clear. Seas 1 ft or less.
Friday
High : 86ºF
NE wind around 10 kt becoming ESE in the afternoon. Sunny. Seas 1 ft or less.

NOAA Buoy Data Near Bay Saint Louis, MS See Map

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    Wind Speed Forecast for Bay Saint Louis, MS

    MondayTuesdayWednesday
    Wind Speed (MPH) 268311256311
    12pm4pm8pm12am4am8am12pm4pm8pm12am4am8am
    MPH 268311256311
    DIR NWNSESSENNNNNESESENN

    Current Weather Conditions In Bay Saint Louis, MS

    As Of: 24 minutes ago

    • 79ºF
    • 85ºF
    • 2mph
    • 0º (NW)
    • 2mph
    • Partly Cloudy
    • 8mi
    • 29.93"
    • 85%
    • 0ºF

    The weather right now in Bay Saint Louis, MS is Partly Cloudy. The current temperature is 79°F, and the expected high and low for today, Monday, September 21, 2026, are 91° high temperature and 73°F low temperature. The wind is currently blowing at 2 miles per hour, and coming from the Northwest. The wind is gusting to 2 mph. With the wind and the atmosphere the temperature feels like 85° Fahrenheit. Expected precipitation is 9 percent, with current humidity at 85 percent, and air pressure at 29.93 in. Visibility is 8 nautical miles. There are no current weather alert(s).