| NWS Forecast for: Bay St. Louis MS Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 11:30 pm CST Dec 4, 2025 |  |
Overnight: A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 49. North wind around 15 mph. Friday: A chance of showers and thunderstorms, then showers likely after 4pm. Cloudy, with a high near 55. North wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Friday Night: Showers likely, mainly after 3am. Cloudy, with a low around 50. North wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible. Saturday: Showers. High near 58. North wind 5 to 10 mph. Chance of precipitation is 80%. Saturday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 53. East wind 5 to 10 mph. Sunday: A 30 percent chance of showers. Mostly cloudy, with a high near 66. Northeast wind around 5 mph. Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 48. North wind 5 to 15 mph. Monday: Mostly sunny, with a high near 57. North wind around 15 mph. Monday Night: Mostly clear, with a low around 40. Northeast wind around 10 mph. Tuesday: Sunny, with a high near 57. Northeast wind around 5 mph becoming south in the afternoon. Tuesday Night: Mostly clear, with a low around 45. South wind around 5 mph. Wednesday: Sunny, with a high near 66. South wind 5 to 10 mph. Wednesday Night: A slight chance of showers. Partly cloudy, with a low around 51. Southwest wind around 10 mph becoming north after midnight. Thursday: Sunny, with a high near 63. North wind around 10 mph becoming east in the afternoon. | |
| Bay St. Louis MS 30.31°N 89.34°W | |
Visit your local NWS office at: https://www.weather.gov/lix |
