Bay Saint Louis, MS Weather Forecast and Current Conditions

Day	Sky	High / Low	Precip	Wind	Humidity
Sun Aug 30	AM Thundershowers Close Hourly	86º / 77º	91%	E 13 mph	80%
5am	Light Rain	80º	70%	ENE 4 mph	87%
6am	Partly Cloudy	79º	23%	ENE 5 mph	87%
7am	Partly Cloudy	79º	14%	ENE 6 mph	87%
8am	Partly Cloudy	79º	15%	ENE 8 mph	90%
9am	Mostly Cloudy	80º	15%	ENE 10 mph	88%
10am	Mostly Cloudy	82º	17%	ENE 11 mph	82%
11am	Scattered Thunderstorms	83º	57%	ENE 12 mph	77%
12pm	Scattered Thunderstorms	83º	43%	E 13 mph	77%
1pm	Cloudy	85º	15%	E 13 mph	74%
2pm	Cloudy	85º	15%	E 13 mph	72%
3pm	Cloudy	85º	15%	ESE 13 mph	72%
4pm	Cloudy	85º	15%	ESE 12 mph	71%
5pm	Mostly Cloudy	85º	15%	ESE 12 mph	71%
6pm	Mostly Cloudy	85º	5%	ESE 11 mph	74%
7pm	Mostly Cloudy	84º	4%	E 9 mph	75%
8pm	Mostly Cloudy	83º	4%	E 8 mph	78%
9pm	Mostly Cloudy	82º	4%	E 7 mph	82%
10pm	Mostly Cloudy	81º	9%	E 7 mph	83%
11pm	Partly Cloudy	81º	16%	E 7 mph	86%
Mon Aug 31	AM Thunderstorms View Hourly	87º / 78º	44%	ESE 12 mph	76%
12am	Partly Cloudy	81º	10%	E 6 mph	85%
1am	Mostly Cloudy	80º	13%	E 6 mph	88%
2am	Mostly Cloudy	80º	13%	E 6 mph	87%
3am	Partly Cloudy	79º	14%	E 5 mph	88%
4am	Mostly Cloudy	79º	17%	E 6 mph	89%
5am	Partly Cloudy	79º	24%	E 5 mph	89%
6am	Isolated Thunderstorms	79º	31%	E 6 mph	90%
7am	Scattered Thunderstorms	78º	41%	E 6 mph	92%
8am	Scattered Thunderstorms	79º	36%	E 7 mph	90%
9am	Scattered Thunderstorms	82º	39%	E 9 mph	83%
10am	Scattered Thunderstorms	84º	43%	E 10 mph	76%
11am	Scattered Thunderstorms	86º	45%	E 11 mph	72%
12pm	Isolated Thunderstorms	86º	31%	ESE 12 mph	71%
1pm	Partly Cloudy	86º	15%	ESE 11 mph	70%
2pm	Mostly Cloudy	86º	20%	ESE 12 mph	72%
3pm	Mostly Cloudy	86º	17%	ESE 12 mph	72%
4pm	Mostly Cloudy	86º	15%	SE 11 mph	72%
5pm	Mostly Cloudy	86º	15%	SE 11 mph	71%
6pm	Mostly Cloudy	85º	16%	SE 9 mph	73%
7pm	Partly Cloudy	85º	6%	ESE 8 mph	75%
8pm	Partly Cloudy	83º	6%	ESE 7 mph	79%
9pm	Partly Cloudy	83º	6%	ESE 6 mph	81%
10pm	Partly Cloudy	82º	7%	ESE 6 mph	83%
11pm	Partly Cloudy	82º	5%	ESE 6 mph	84%
Tue Sep 1	AM Showers View Hourly	88º / 77º	52%	ESE 10 mph	75%
12am	Partly Cloudy	82º	10%	ESE 4 mph	84%
1am	Partly Cloudy	81º	10%	ESE 4 mph	86%
2am	Partly Cloudy	81º	16%	E 4 mph	85%
3am	Mostly Cloudy	80º	18%	ESE 3 mph	85%
4am	Few Showers	80º	30%	E 3 mph	87%
Wed Sep 2	Scattered Thunderstorms	88º / 76º	49%	E 9 mph	74%
Thu Sep 3	Thunderstorms	88º / 76º	77%	E 8 mph	77%
Fri Sep 4	Scattered Thunderstorms	87º / 75º	58%	E 8 mph	77%
Sat Sep 5	Scattered Thunderstorms	89º / 75º	53%	ENE 10 mph	75%
Sun Sep 6	Thunderstorms	90º / 75º	61%	ENE 8 mph	75%

Buoy Data
For Bay Saint Louis, MS
Wind Forecast
In Bay Saint Louis, MS
Radar
In Bay Saint Louis, MS
Marine Forecast
In Bay Saint Louis, MS

NOAA Weather Marine Forecast for Bay Saint Louis, MS

Sunday

High : 87ºF
E wind 10 to 15 kt. Showers and thunderstorms likely before 9am, then showers likely and possibly a thunderstorm between 9am and 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Sunday Night

Low : 78ºF
ESE wind 5 to 10 kt. A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 4am, then a chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Monday

High : 88ºF
ESE wind 5 to 10 kt. A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 11am, then a chance of showers and thunderstorms after 11am. Seas 1 ft or less.

Monday Night

Low : 77ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Tuesday

High : 89ºF
ENE wind 5 to 10 kt becoming SE in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Tuesday Night

Low : 77ºF
Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.

Wednesday

High : 89ºF
NE wind 5 to 10 kt becoming SE in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Seas 1 ft or less.

Wednesday Night

Low : 76ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. Seas 1 ft or less.

Thursday

High : 88ºF
NE wind 5 to 10 kt becoming SE in the afternoon. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Seas 1 ft or less.

Current Weather Conditions In Bay Saint Louis, MS

As Of: 37 minutes ago

Temperature: 80ºF
Feels Like: 87ºF

Wind Speed: 4mph
Direction: 0º (ENE)
Gusts: 4mph

Cloud Cover: Light Rain
Visibility: 7mi

Pressure: 29.99"
Humidity: 87%
Dew Point: 0ºF

The weather right now in Bay Saint Louis, MS is Light Rain. The current temperature is 80°F, and the expected high and low for today, Sunday, August 30, 2026, are 86° high temperature and 77°F low temperature. The wind is currently blowing at 4 miles per hour, and coming from the East Northeast. The wind is gusting to 4 mph. With the wind and the atmosphere the temperature feels like 87° Fahrenheit. Expected precipitation is 70 percent, with current humidity at 87 percent, and air pressure at 29.99 in. Visibility is 7 nautical miles. There are no current weather alert(s).