BAY SAINT LOUIS, MS 39520 Weather Forecast & Current Conditions

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SLIDELL, LA
Current Weather

10:53 PM CDT APR 29, 2025
Clear
72°F
Feels Like: 72°F
Dewpoint: 70°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: SE at 3 mph
Pressure: 30.09 inches
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BAY SAINT LOUIS, MS 39520
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 39520
Infrared Weather Satellite
BAY SAINT LOUIS, MS 39520
NEXRAD Weather Radar
BAY SAINT LOUIS, MS 39520

SLIDELL, LA 3 hourly weather forecast

weather forecast created  7:00 AM CDT  4/29/2025
Tuesday
29 APR 2025
BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 12 hours 1 PM 85° 87° Partly Cloudy 0%

0% Thunder
( 8% severe)
SSE   10 51% 65°
High 86° BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 15 hours 4 PM 85° 86° Partly Cloudy SSE   10 50% 64°
Partly Cloudy



BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 18 hours 7 PM 80° 82° Partly Cloudy 0%

0% Thunder
( 5% severe)
SE   7 65% 67°
BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 21 hours 10 PM 74° 74° Partly Cloudy SSE   3 84% 69°
Wednesday
30 APR 2025
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 0 hours 1 AM 72° 72° Mostly Cloudy 1%

0% Thunder
( 5% severe)
SE   2 90% 69°
Low 69° BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 3 hours 4 AM 70° 70° Mostly Cloudy SE   2 93% 68°
High 86° BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 6 hours 7 AM 70° 70° Mostly Cloudy 1%

0% Thunder
( 10% severe)
SSE   3 90% 67°

Mostly Cloudy



BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 9 hours 10 AM 80° 83° Partly Cloudy SSE   9 67% 68°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 12 hours 1 PM 85° 87° Partly Cloudy 1%

0% Thunder
( 14% severe)
SSE   13 53% 66°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 15 hours 4 PM 85° 87° Mostly Cloudy SSE   13 51% 65°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 18 hours 7 PM 80° 82° Mostly Cloudy 0%

0% Thunder
( 10% severe)
SSE   9 65% 67°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 21 hours 10 PM 75° 75° Mostly Cloudy SSE   7 82% 69°
Thursday
1 MAY 2025
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 0 hours 1 AM 74° 74° Mostly Cloudy 6%

0% Thunder
( 9% severe)
SSE   5 84% 69°
Low 70° BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 3 hours 4 AM 72° 72° Mostly Cloudy SSE   3 90% 69°
High 86° BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 6 hours 7 AM 72° 72° Mostly Cloudy 8%

0% Thunder
( 22% severe)
SSE   5 90% 69°

Mostly Cloudy

Chance of Rain

BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 9 hours 10 AM 80° 83° Partly Cloudy SSE   9 72% 70°
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 15 hours 1 PM 84° 87° Mostly Cloudy 24%
RAIN
.1–.25 in
0% Thunder
( 27% severe)
SSE   12 57% 67°
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 18 hours 4 PM 84° 87° Partly Cloudy S   12 57% 67°
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 21 hours 7 PM 80° 83° Partly Cloudy     S   7 67% 68°

SLIDELL, LA extended weather forecast

Friday
2 MAY 2025
Saturday
3 MAY 2025
Sunday
4 MAY 2025
Monday
5 MAY 2025
Tuesday
6 MAY 2025
Low 67° Low 63° Low 60° Low 60° Low 63°
High 84° High 83° High 81° High 83° High 83°
BAY SAINT LOUIS, MS 39520 weather forecast Day 4 BAY SAINT LOUIS, MS 39520 weather forecast Day 5 BAY SAINT LOUIS, MS 39520 weather forecast Day 6 BAY SAINT LOUIS, MS 39520 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
54% Rain
Overcast
68% Rain
Overcast
50% Rain
Partly Cloudy
28% Rain
Partly Cloudy
21% Rain
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