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Weather in Bay St. Louis, Mississippi, USA

Now
61 °F

Passing clouds.


Feels Like: 61 °F
Forecast: 68 / 60 °F
Wind: No wind

Location: Stennis International Airport
Current Time: Jan 21, 2026 at 7:29:29 pm
Latest Report: Jan 21, 2026 at 6:47 pm
Visibility: 10 mi
Pressure: 30.20 "Hg
Humidity: 88%
Dew Point: 57 °F
Location of Bay St. LouisLocation

Upcoming 5 hours

Now8:00 pm9:00 pm10:00 pm11:00 pm12:00 am
61 °F61 °F62 °F62 °F62 °F61 °F

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Forecast for the next 48 hours

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 WednesdayThursdayFriday
 EveningNightMorningAfternoonEveningNightMorning
Forecast
Temperature62 °F60 °F61 °F67 °F61 °F60 °F60 °F
Drizzle. Overcast.Drizzle. Cloudy.Passing showers. Mostly cloudy.Passing showers. Broken clouds.Sprin­kles. Scatt­erred clouds.Sprin­kles. Overcast.Rain. Overcast.
Feels Like62 °F60 °F61 °F67 °F61 °F60 °F60 °F
Wind Speed8 mph3 mph1 mph6 mph6 mph5 mph5 mph
Wind DirectionSE
S
N
SE
ESE
SE
E
Humidity86%90%89%78%87%90%91%
Dew Point57 °F57 °F58 °F60 °F57 °F57 °F58 °F
Visibility3 mi3 mi4 mi6 mi5 mi3 mi3 mi
Probability of Precipitation32%27%17%20%8%33%28%
Amount of Rain0.02"0.02"0.05"0.02"0.02"0.02"0.06"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Wednesday, January 21, 2026 1:42:41 pm Bay St. Louis time - Weather by CustomWeather, © 2026

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 63 / 30 °F
Humidity: 58%. Wind: 3 mph from Southeast

More weather last week

Currently at nearby stations

61 °F

Gulfport-Biloxi Regional Airport: (17 mi)

Mostly cloudy.

62 °F

Keesler Air Force Base / Biloxi: (25 mi)

Partly cloudy.

63 °F

Slidell Airport: (29 mi)

Mostly cloudy.

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Forecast for the next 2 weeks

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SunMonTueWedThuFriSat
18
19
20

View historic weather

5
6
7

Detailed forecast for 14 days