Bay St. Louis, MS Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

56°F
Feels Like 56°F  
Humidity N/A Dew Point N/A Wind ESE 9 MPH Gusts 12 Barometer 30.16 in.
Solar Rad 406 w/m2
Report from a MADIS/MESONET weather station 1.2 mi. NNE of central Bay St. Louis
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Point Forecast at a Glance

TueDec 16
Tue Dec 16: Mostly Sunny, High 60F, Low 50F
60
50
WedDec 17
Wed Dec 17: Showers, High 62F, Low 57F
40%
62
57
ThuDec 18
Thu Dec 18: Thunderstorms, High 68F, Low 48F
70%
68
48
FriDec 19
Fri Dec 19: Sunny, High 59F, Low 47F
59
47
SatDec 20
Sat Dec 20: Sunny, High 66F, Low 59F
66
59
SunDec 21
Sun Dec 21: Showers, High 69F, Low 59F
50%
69
59
MonDec 22
Mon Dec 22: Partly Sunny, High 67F
67
 

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7-Day Temperature Trend

Week Ahead Summary

High temperatures remain relatively stable through the week, ranging from 59°F to 69°F. Some rain possible with at least 3 days showing precipitation chances of 20% or higher.

Climate Context

This week's forecast shows temperatures running 1°F above the historical average for December. Normal highs for this period are around 63°F with lows around 43°F.

This Date in Weather History

1835 - New England experienced one of their coldest days of record. At noon on that bitterly cold Wednesday the mercury stood at four degrees below at Boston, 15 degrees below at Norfolk CT, and 17 degrees below at Hanover NH. The temperature at Boston was 12 degrees below zero by sunset. Gale force winds accompanied the severe cold, and that night a great New York City fire destroyed much of the financial district.

More on this and other weather history

Bay St. Louis, MS 7 Day Weather Forecast Details

Tuesday Dec 16

Mostly Sunny

Day: Mostly sunny, with a high near 60. East wind around 10 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 50. East wind 5 to 10 mph.

Wednesday Dec 17

Showers

Day: A 40 percent chance of showers, mainly after noon. Cloudy, with a high near 62. Northeast wind around 10 mph.

Thunderstorms

Night: Showers likely, with thunderstorms also possible after 3am. Cloudy, with a low around 57. East wind around 10 mph. Chance of precipitation is 60%.

Thursday Dec 18

Thunderstorms

Day: Showers likely and possibly a thunderstorm before noon, then a chance of showers and thunderstorms between noon and 3pm, then a chance of showers after 3pm. Patchy fog before 3pm, then patchy fog after 5pm. Otherwise, partly sunny, with a high near 68. Southeast wind around 10 mph becoming south in the afternoon. Chance of precipitation is 70%.

Thunderstorms

Night: A chance of showers before 9pm, then a chance of showers and thunderstorms between 9pm and midnight. Patchy fog before 11pm. Otherwise, partly cloudy, with a low around 48. South wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 40%.

Friday Dec 19

Sunny

Day: Sunny, with a high near 59. North wind 10 to 15 mph.

Mostly Clear

Night: Mostly clear, with a low around 47. East wind around 5 mph.

Saturday Dec 20

Sunny

Day: Sunny, with a high near 66. Southeast wind 5 to 10 mph.

Partly Cloudy

Night: Partly cloudy, with a low around 59. South wind 5 to 10 mph.

Sunday Dec 21

Showers

Day: A slight chance of showers. Mostly sunny, with a high near 69. South wind 5 to 10 mph.

Mostly Cloudy

Night: Mostly cloudy, with a low around 59. Southeast wind 5 to 10 mph.

Monday Dec 22

Partly Sunny

Day: Partly sunny, with a high near 67. East wind 5 to 10 mph.


About Bay St. Louis, MS

Bay St. Louis is a city in and the county seat of Hancock County, Mississippi, in the United States. Located on the Gulf Coast on the west side of the Bay of St. Louis, it is part of the Gulfport-Biloxi metropolitan area. The population was 9,284 at the 2020 census, up from 9,260 at the 2010 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.

Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.