BAY SAINT LOUIS, MS 39520 Weather Forecast & Current Conditions

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SLIDELL, LA
Current Weather

12:53 PM CDT MAY 30, 2025
Overcast
82°F
Feels Like: 87°F
Dewpoint: 72°F
Rel. Hum.: 72%
Visibility: 10 miles
Wind: Variable at 3 mph
Pressure:
Last 72 hours

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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  5/30/2025
Friday
30 MAY 2025
BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 12 hours 1 PM 86° 91° Mostly Cloudy 42%
RAIN
***
0% Thunder
( 66% severe)
W   8 61% 71°
High 87° BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 15 hours 4 PM 85° 90° Mostly Cloudy WNW   9 63% 71°
Mostly Cloudy

Chance of Rain

BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 18 hours 7 PM 79° 82° Mostly Cloudy 28%
RAIN
.25–.5 in
0% Thunder
( 28% severe)
NW   6 77% 71°
BAY SAINT LOUIS, MS 39520 weather forecast Day 1, 21 hours 10 PM 75° 75° Mostly Cloudy NNW   3 87% 71°
Saturday
31 MAY 2025
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 0 hours 1 AM 72° 72° Mostly Cloudy 1%

0% Thunder
( 5% severe)
N   5 87% 68°
Low 64° BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 3 hours 4 AM 68° 68° Partly Cloudy N   5 87% 64°
High 86° BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 6 hours 7 AM 66° 66° Partly Cloudy 0%

0% Thunder
( 2% severe)
NNE   3 87% 62°

Partly Cloudy



BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 9 hours 10 AM 77° 79° Partly Cloudy NNE   5 58% 61°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 12 hours 1 PM 83° 83° Partly Cloudy 0%

0% Thunder
( 9% severe)
NNW   5 43% 58°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 15 hours 4 PM 85° 85° Partly Cloudy WNW   6 41% 59°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 18 hours 7 PM 81° 82° Partly Cloudy 0%

0% Thunder
( 4% severe)
W   2 54% 63°
BAY SAINT LOUIS, MS 39520 weather forecast Day 2, 21 hours 10 PM 73° 73° Partly Cloudy   CALM 73% 64°
Sunday
1 JUN 2025
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 0 hours 1 AM 69° 69° Partly Cloudy 1%

0% Thunder
( 1% severe)
  CALM 81% 63°
Low 65° BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 3 hours 4 AM 66° 66° Partly Cloudy   CALM 87% 62°
High 87° BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 6 hours 7 AM 66° 66° Partly Cloudy 2%

0% Thunder
( 6% severe)
  CALM 87% 62°

Mostly Cloudy



BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 9 hours 10 AM 80° 82° Partly Cloudy W   1 58% 64°
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 15 hours 1 PM 85° 86° Mostly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 27% severe)
WSW   3 46% 62°
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 18 hours 4 PM 85° 86° Mostly Cloudy WSW   5 48% 63°
BAY SAINT LOUIS, MS 39520 weather forecast Day 3, 21 hours 7 PM 81° 83° Mostly Cloudy     SSW   2 60% 66°

SLIDELL, LA extended weather forecast

Monday
2 JUN 2025
Tuesday
3 JUN 2025
Wednesday
4 JUN 2025
Thursday
5 JUN 2025
Friday
6 JUN 2025
Low 67° Low 70° Low 74° Low 72° Low 70°
High 87° High 88° High 88° High 88° High 90°
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
68% Rain
Partly Cloudy
27% Rain
Partly Cloudy
39% Rain
Partly Cloudy
39% Rain
Partly Cloudy
35% Rain
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