BAY SAINT LOUIS, MS 39522 Weather Forecast & Current Conditions

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SLIDELL, LA
Current Weather

12:53 AM CDT JUL 3, 2025
Clear
77°F
Feels Like: 78°F
Dewpoint: 75°F
Rel. Hum.: 94%
Visibility: 10 miles
Wind: Calm
Pressure: 29.98 inches
Last 72 hours

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BAY SAINT LOUIS, MS 39522
Weather Forecast

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REST OF TODAY
Partly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 80s. Temperature falling into the upper 70s this afternoon. South winds 5 to 10 mph. Chance of rain 20 percent.
TONIGHT
Mostly cloudy. Areas of fog. Lows in the upper 60s. Southeast winds 5 to 10 mph.
THURSDAY
Patchy fog in the morning. Mostly cloudy in the morning, then mostly sunny with a slight chance of showers in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 20 percent.
THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph, becoming southwest after midnight.
FRIDAY
Mostly cloudy with a 20 percent chance of showers. Highs in the lower 80s. Northwest winds 5 to 10 mph.
FRIDAY NIGHT
Partly cloudy in the evening, then clearing. Cooler with lows in the mid 50s.
SATURDAY
Sunny. Highs in the upper 70s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s.
SUNDAY
Mostly cloudy with a slight chance of showers in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent.
SUNDAY NIGHT
A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
MONDAY
Partly sunny. Cooler with highs around 70.
MONDAY NIGHT
Partly cloudy. Lows in the upper 40s.
TUESDAY
Sunny. Highs in the upper 60s.

Visible Weather Satellite
BAY SAINT LOUIS, MS 39522
Infrared Weather Satellite
BAY SAINT LOUIS, MS 39522
NEXRAD Weather Radar
BAY SAINT LOUIS, MS 39522

SLIDELL, LA 3 hourly weather forecast

weather forecast created  7:00 PM CDT  7/ 2/2025
Thursday
3 JUL 2025
BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 0 hours 1 AM 77° 78° Partly Cloudy 3%

0% Thunder
( 10% severe)
  CALM 90% 74°
Low 74° BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 3 hours 4 AM 75° 75° Partly Cloudy   CALM 90% 72°
High 94° BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 6 hours 7 AM 75° 75° Partly Cloudy 8%

0% Thunder
( 25% severe)
NNW   1 90% 72°

Partly Cloudy



BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 9 hours 10 AM 87° 94° Partly Cloudy N   3 63% 73°
BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 12 hours 1 PM 91° 98° Partly Cloudy 19%
RAIN
.25–.5 in
0% Thunder
( 52% severe)
WNW   5 52% 71°
BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 15 hours 4 PM 91° 98° Mostly Cloudy NW   6 52% 71°
BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 18 hours 7 PM 86° 93° Mostly Cloudy 8%

0% Thunder
( 19% severe)
NNW   2 65% 73°
BAY SAINT LOUIS, MS 39522 weather forecast Day 1, 21 hours 10 PM 80° 84° Partly Cloudy WNW   1 79% 73°
Friday
4 JUL 2025
BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 0 hours 1 AM 76° 76° Mostly Cloudy 5%

0% Thunder
( 9% severe)
N   1 87% 72°
Low 73° BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 3 hours 4 AM 74° 74° Partly Cloudy N   1 84% 69°
High 94° BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 6 hours 7 AM 74° 74° Partly Cloudy 3%

0% Thunder
( 22% severe)
N   1 84% 69°

Partly Cloudy



BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 9 hours 10 AM 86° 91° Mostly Cloudy NNE   3 61% 71°
BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 12 hours 1 PM 90° 95° Partly Cloudy 8%

0% Thunder
( 44% severe)
NNW   5 50% 69°
BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 15 hours 4 PM 90° 96° Partly Cloudy NNW   5 52% 70°
BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 18 hours 7 PM 86° 92° Partly Cloudy 6%

0% Thunder
( 13% severe)
N   1 63% 72°
BAY SAINT LOUIS, MS 39522 weather forecast Day 2, 21 hours 10 PM 79° 82° Partly Cloudy   CALM 79% 72°

SLIDELL, LA extended weather forecast

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Low 73° Low 74° Low 73° Low 73° Low 73°
High 95° High 94° High 93° High 91° High 91°
BAY SAINT LOUIS, MS 39522 weather forecast Day 3 BAY SAINT LOUIS, MS 39522 weather forecast Day 4 BAY SAINT LOUIS, MS 39522 weather forecast Day 5 BAY SAINT LOUIS, MS 39522 weather forecast Day 6 BAY SAINT LOUIS, MS 39522 weather forecast Day 7
Partly Cloudy
21% Rain
Partly Cloudy
30% Rain
Partly Cloudy
37% Rain
Partly Cloudy
40% Rain
Partly Cloudy
42% Rain
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