Bay Saint Louis, MS Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Fri
Jun 13
Scattered Thunderstorms
Close Hourly
83º / 74º 47% SSW 7 mph 84%
4pm Scattered Thunderstorms 77º 44% S 6 mph 82%
5pm Scattered Thunderstorms 78º 39% SSW 6 mph 84%
6pm Partly Cloudy 78º 10% SSW 4 mph 84%
7pm Cloudy 81º 11% SSW 5 mph 80%
8pm Mostly Cloudy 79º 11% SSW 5 mph 83%
9pm Partly Cloudy 77º 3% S 4 mph 89%
10pm Partly Cloudy 77º 6% S 6 mph 88%
11pm Partly Cloudy 76º 9% S 4 mph 92%
Sat
Jun 14
PM Thunderstorms
View Hourly
87º / 74º 45% SSW 9 mph 77%
12am Partly Cloudy 75º 9% S 4 mph 93%
1am Clear 75º 11% SSW 3 mph 94%
2am Mostly Clear 75º 11% SSW 3 mph 93%
3am Mostly Clear 75º 10% SSW 3 mph 93%
4am Mostly Clear 76º 9% SSW 4 mph 92%
5am Mostly Clear 76º 9% SSW 3 mph 92%
6am Partly Cloudy 75º 16% SW 3 mph 94%
7am Partly Cloudy 77º 10% SW 1 mph 91%
8am Partly Cloudy 80º 15% SW 4 mph 87%
9am Partly Cloudy 83º 19% SW 5 mph 79%
10am Mostly Cloudy 85º 24% SSW 5 mph 74%
11am Mostly Cloudy 86º 24% SSW 6 mph 72%
12pm Mostly Cloudy 86º 24% SSW 6 mph 72%
1pm Scattered Thunderstorms 86º 41% S 7 mph 72%
2pm Scattered Thunderstorms 86º 45% S 7 mph 71%
3pm Isolated Thunderstorms 85º 31% S 8 mph 73%
4pm Mostly Cloudy 85º 15% S 8 mph 73%
5pm Mostly Cloudy 83º 15% S 9 mph 77%
6pm Mostly Cloudy 82º 15% SSW 8 mph 77%
7pm Showers 81º 37% SSW 7 mph 79%
8pm Showers 80º 35% SW 6 mph 80%
9pm Few Showers 79º 33% SW 5 mph 85%
10pm Partly Cloudy 78º 16% SW 5 mph 87%
11pm Mostly Cloudy 77º 17% SW 3 mph 87%
Sun
Jun 15
Partly Cloudy
View Hourly
86º / 75º 24% SSW 9 mph 76%
12am Mostly Cloudy 76º 15% SW 3 mph 89%
1am Partly Cloudy 76º 15% WSW 3 mph 90%
2am Partly Cloudy 76º 16% WSW 3 mph 90%
3am Partly Cloudy 75º 13% SW 2 mph 91%
4am Partly Cloudy 75º 13% SW 2 mph 92%
5am Mostly Clear 75º 19% W 2 mph 92%
6am Partly Cloudy 75º 23% WNW 1 mph 92%
7am Partly Cloudy 77º 18% W 1 mph 90%
8am Partly Cloudy 80º 24% W 2 mph 87%
9am Partly Cloudy 82º 24% W 3 mph 79%
10am Mostly Cloudy 84º 24% SW 4 mph 76%
11am Mostly Cloudy 84º 24% SSW 6 mph 74%
12pm Mostly Cloudy 85º 24% SSW 6 mph 72%
1pm Mostly Cloudy 85º 24% S 7 mph 71%
2pm Mostly Cloudy 84º 24% S 8 mph 74%
3pm Mostly Cloudy 85º 24% S 8 mph 71%
Mon
Jun 16
Scattered Thunderstorms 86º / 76º 37% S 9 mph 76%
Tue
Jun 17
Scattered Thunderstorms 86º / 77º 36% S 10 mph 74%
Wed
Jun 18
Scattered Thunderstorms 87º / 78º 49% S 10 mph 72%
Thu
Jun 19
Scattered Thunderstorms 88º / 76º 50% S 9 mph 73%
Fri
Jun 20
Scattered Thunderstorms 88º / 77º 43% SSE 8 mph 74%

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

This Afternoon
High : 86ºF
WSW wind around 10 kt becoming S. Showers and possibly a thunderstorm before 3pm, then showers and thunderstorms likely, mainly between 3pm and 4pm. Seas 1 ft or less.
Tonight
Low : 79ºF
SSW wind 5 to 10 kt. A chance of showers and thunderstorms, mainly before 8pm. Seas 1 ft or less.
Saturday
High : 88ºF
SSW wind 5 to 10 kt. Showers and thunderstorms likely, mainly between 1pm and 4pm. Seas 1 ft or less.
Saturday Night
Low : 78ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly before 1am. Seas 1 ft or less.
Sunday
High : 89ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Seas 1 ft or less.
Sunday Night
Low : 78ºF
Variable winds 5 kt or less. Showers and thunderstorms likely, mainly before 7pm. Seas 1 ft or less.
Monday
High : 89ºF
Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.
Monday Night
Low : 78ºF
Variable winds 5 kt or less. A chance of showers and thunderstorms, mainly after 1am. Seas 1 ft or less.
Tuesday
High : 88ºF
SW wind 5 to 10 kt becoming S in the afternoon. Showers and possibly a thunderstorm. 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

    FridaySaturdaySunday
    Wind Speed (MPH) 654446863226
    4pm8pm12am4am8am12pm4pm8pm12am4am8am12pm
    MPH 654446863226
    DIR SSSWSSSWSWSSWSSWSWSWWSSW

    Current Weather Conditions In Bay Saint Louis, MS

    As Of: 40 minutes ago

    • 77ºF
    • 77ºF
    • 6mph
    • 0º (S)
    • 6mph
    • Scattered Thunderstorms
    • 7mi
    • 29.98"
    • 82%
    • 0ºF

    The weather right now in Bay Saint Louis, MS is Scattered Thunderstorms. The current temperature is 77°F, and the expected high and low for today, Friday, June 13, 2025, are 83° high temperature and 74°F low temperature. The wind is currently blowing at 6 miles per hour, and coming from the South. The wind is gusting to 6 mph. With the wind and the atmosphere the temperature feels like 77° Fahrenheit. Expected precipitation is 44 percent, with current humidity at 82 percent, and air pressure at 29.98 in. Visibility is 7 nautical miles. There are no current weather alert(s).