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Slidell LA Weather - Clear - 73°F
Clear
73°F
Updated 5:13 am
Feels Like 84°F
Humidity 96%
Wind N 0 mph
Barometer  30.05 in
Dew Point 72°F
Slidell LA Weather - Clear - 23°C
Clear
23°C
Updated 5:13 am
Feels Like 29°C
Humidity 96%
Wind N 0 km/h
Barometer  101.8 kPa
Dew Point 22°C
Slidell, LA Weather and Current Conditionsslidell la weather forecast

Slidell, LA Weather Forecast

Slidell Louisiana WeatherSlidell, Louisiana Weather Weather Forecast
14 Day API Slidell, LA Weather Forecast. Note: Our 7 day Slidell, Louisiana weather forecast is our most reliable, and specific forecast. This model should only be used as a probable scenario. Forecasting more than 7 days ahead is challenging.
Slidell, LA Weather Forecast Dated: 513 AM Tue Sep 15 2026
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate. A few thunderstorms possible.

Tuesday, September 15, 2026

Mid-Morning
Slidell Weather - 2026-09-15 - Morning - Partly Cloudy
84°F 29°C
Partly Cloudy
Mid-Afternoon
Slidell Weather - 2026-09-15 - Afternoon - Partly Cloudy
87°F 31°C
Partly Cloudy
Early-Evening
Slidell Weather - 2026-09-15 - Evening - Partly Cloudy
84°F 29°C
Partly Cloudy
Warm and summery around 87°F 31°C (feels like 95°F 35°C), partly cloudy through the afternoon, turning sunny this evening, with steady humidity and steady pressure. Winds turning from the N to the SE at 8 mph 12 km/h.

Wednesday, September 16, 2026

Mid-Morning
Slidell Weather - 2026-09-16 - Morning - Scattered Showers
84°F 29°C
Scattered Showers
Mid-Afternoon
Slidell Weather - 2026-09-16 - Afternoon - Sunny
88°F 31°C
Sunny
Early-Evening
Slidell Weather - 2026-09-16 - Evening - Sunny
82°F 28°C
Sunny
Quite warm reaching 88°F 31°C, feeling like 96°F 35°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the E to the SE at 9 mph 14 km/h.

Thursday, September 17, 2026

Mid-Morning
Slidell Weather - 2026-09-17 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Slidell Weather - 2026-09-17 - Afternoon - Sunny
89°F 32°C
Sunny
Early-Evening
Slidell Weather - 2026-09-17 - Evening - Sunny
81°F 27°C
Sunny
Very warm near 89°F 32°C, though humidity makes it feel like 94°F 34°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the NE to the SE at 8 mph 13 km/h.

Friday, September 18, 2026

Mid-Morning
Slidell Weather - 2026-09-18 - Morning - Cloudy
79°F 26°C
Cloudy
Mid-Afternoon
Slidell Weather - 2026-09-18 - Afternoon - Overcast
89°F 31°C
Overcast
Early-Evening
Slidell Weather - 2026-09-18 - Evening - Sunny
81°F 27°C
Sunny
Warm temperatures up to 89°F 31°C, overcast through the afternoon, turning partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the NNE to the S at 9 mph 14 km/h.

Saturday, September 19, 2026

Mid-Morning
Slidell Weather - 2026-09-19 - Morning - Sunny
81°F 27°C
Sunny
Mid-Afternoon
Slidell Weather - 2026-09-19 - Afternoon - Light Showers
79°F 26°C
Light Showers
Early-Evening
Slidell Weather - 2026-09-19 - Evening - Partly Cloudy
75°F 24°C
Partly Cloudy
Mild with a high of 79°F 26°C, clouds building with afternoon showers likely, with increasing humidity and steady pressure. Winds shifting from the NNW to the ENE at 7 mph 11 km/h.

Sunday, September 20, 2026

Mid-Morning
Slidell Weather - 2026-09-20 - Morning - Light Showers
80°F 27°C
Light Showers
Mid-Afternoon
Slidell Weather - 2026-09-20 - Afternoon - Overcast
84°F 29°C
Overcast
Early-Evening
Slidell Weather - 2026-09-20 - Evening - Cloudy
80°F 27°C
Cloudy
Very warm near 84°F 29°C, though humidity makes it feel like 89°F 32°C, morning showers, giving way to clearing skies, with steady humidity and steady pressure. A stray shower or storm late in the day.

Monday, September 21, 2026

Mid-Morning
Slidell Weather - 2026-09-21 - Morning - Rain Showers
80°F 27°C
Rain Showers
Mid-Afternoon
Slidell Weather - 2026-09-21 - Afternoon - Sunny
89°F 32°C
Sunny
Early-Evening
Slidell Weather - 2026-09-21 - Evening - Scattered Showers
82°F 28°C
Scattered Showers
Warm and summery around 89°F 32°C (feels like 95°F 35°C), periods of heavy rain and gusty conditions, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds turning from the S to the SSE at 9 mph 15 km/h.

Tuesday, September 22, 2026

Mid-Morning
Slidell Weather - 2026-09-22 - Morning - Scattered Showers
82°F 28°C
Scattered Showers
Mid-Afternoon
Slidell Weather - 2026-09-22 - Afternoon - Scattered Showers
88°F 31°C
Scattered Showers
Early-Evening
Slidell Weather - 2026-09-22 - Evening - Light Showers
81°F 27°C
Light Showers
Quite warm reaching 88°F 31°C, feeling like 95°F 35°C during peak afternoon, scattered downpours possible, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds switching from the S to the SSE at 7 mph 12 km/h.

Wednesday, September 23, 2026

Mid-Morning
Slidell Weather - 2026-09-23 - Morning - Light Showers
82°F 28°C
Light Showers
Mid-Afternoon
Slidell Weather - 2026-09-23 - Afternoon - Scattered Showers
90°F 32°C
Scattered Showers
Early-Evening
Slidell Weather - 2026-09-23 - Evening - Scattered Showers
83°F 29°C
Scattered Showers
Very hot with a high of 90°F 32°C, feeling closer to 97°F 36°C in the humidity, locally heavy downpours at times, with steady humidity and steady pressure. A stray shower or storm late in the day. Winds blowing from the SSW at 5 mph 8 km/h.

Thursday, September 24, 2026

Mid-Morning
Slidell Weather - 2026-09-24 - Morning - Scattered Showers
73°F 23°C
Scattered Showers
Mid-Afternoon
Slidell Weather - 2026-09-24 - Afternoon - Sunny
85°F 30°C
Sunny
Early-Evening
Slidell Weather - 2026-09-24 - Evening - Sunny
77°F 25°C
Sunny
Very warm with a high of 85°F 30°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds W at 11 mph 18 km/h.

Friday, September 25, 2026

Mid-Morning
Slidell Weather - 2026-09-25 - Morning - Scattered Showers
70°F 21°C
Scattered Showers
Mid-Afternoon
Slidell Weather - 2026-09-25 - Afternoon - Scattered Showers
78°F 26°C
Scattered Showers
Early-Evening
Slidell Weather - 2026-09-25 - Evening - Scattered Showers
73°F 23°C
Scattered Showers
Pleasant near 78°F 26°C, scattered downpours possible, with steady humidity and steady pressure. Winds shifting from the SE to the N at 11 mph 17 km/h. Gusts up to 20 mph 32 km/h.

Saturday, September 26, 2026

Mid-Morning
Slidell Weather - 2026-09-26 - Morning - Partly Cloudy
70°F 21°C
Partly Cloudy
Mid-Afternoon
Slidell Weather - 2026-09-26 - Afternoon - Cloudy
83°F 28°C
Cloudy
Early-Evening
Slidell Weather - 2026-09-26 - Evening - Light Showers
77°F 26°C
Light Showers
Balmy with temperatures reaching 83°F 28°C, dry most of the day, with showers developing late, with lower humidity and steady pressure. Winds turning from the NNE to the N at 9 mph 15 km/h. Gusts up to 22 mph 36 km/h.

Sunday, September 27, 2026

Mid-Morning
Slidell Weather - 2026-09-27 - Morning - Light Showers
70°F 21°C
Light Showers
Mid-Afternoon
Slidell Weather - 2026-09-27 - Afternoon - Scattered Showers
69°F 21°C
Scattered Showers
Early-Evening
Slidell Weather - 2026-09-27 - Evening - Light Showers
68°F 20°C
Light Showers
Enjoyable around 69°F 21°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds switching from the NNE to the N at 15 mph 24 km/h. Gusts up to 32 mph 51 km/h.

Monday, September 28, 2026

Mid-Morning
Slidell Weather - 2026-09-28 - Morning - Scattered Showers
64°F 18°C
Scattered Showers
Mid-Afternoon
Slidell Weather - 2026-09-28 - Afternoon - Scattered Showers
64°F 18°C
Scattered Showers
Early-Evening
Slidell Weather - 2026-09-28 - Evening - Scattered Showers
63°F 17°C
Scattered Showers
Mildly cool near 64°F 18°C, scattered downpours possible, with steady humidity and steady pressure. Winds moving from the NNW to the NW at 6 mph 10 km/h.

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Weather by the Numbers

Tue, 15th
Slidell LA Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 94°F 34°C
Lo: 77°F 25°C
Sunrise 06:44 AM
Sunset 07:05 PM
Wind SE 2 mph4 km/h
Dew Point 72°F22°C
uv Index 8
Barometric Pressure 30.09 in1019 mb
POP 2% *
Humidity 49%
Wed, 16th
Slidell LA Weather - Wednesday, Sep 16, 2026 - Patchy Light Rain In Area With Thunder
Hi: 89°F 32°C
Lo: 78°F 26°C
Sunrise 06:44 AM
Sunset 07:03 PM
Wind E 14 mph22 km/h
Dew Point 73°F23°C
uv Index 8
Barometric Pressure 30.21 in1023 mb
POP 57% *
Humidity 62%
Thu, 17th
Slidell LA Weather - Thursday, Sep 17, 2026 - Sunny
Hi: 90°F 32°C
Lo: 73°F 23°C
Sunrise 06:45 AM
Sunset 07:02 PM
Wind E 10 mph16 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 30.18 in1022 mb
POP 1% *
Humidity 46%
Fri, 18th
Slidell LA Weather - Friday, Sep 18, 2026 - Overcast
Hi: 89°F 32°C
Lo: 73°F 23°C
Sunrise 06:45 AM
Sunset 07:01 PM
Wind ESE 7 mph12 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 30.06 in1018 mb
POP 10% *
Humidity 45%
Sat, 19th
Slidell LA Weather - Saturday, Sep 19, 2026 - Sunny
Hi: 90°F 32°C
Lo: 73°F 23°C
Sunrise 06:46 AM
Sunset 06:59 PM
Wind SSE 3 mph5 km/h
Dew Point 66°F19°C
uv Index 8
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 46%
Sun, 20th
Slidell LA Weather - Sunday, Sep 20, 2026 - Light Rain Shower
Hi: 85°F 29°C
Lo: 76°F 25°C
Sunrise 06:46 AM
Sunset 06:58 PM
Wind SE 5 mph8 km/h
Dew Point 73°F23°C
uv Index 6
Barometric Pressure 29.91 in1013 mb
POP 40% *
Humidity 75%
Mon, 21st
Slidell LA Weather - Monday, Sep 21, 2026 - Patchy Rain Nearby
Hi: 89°F 32°C
Lo: 76°F 25°C
Sunrise 06:47 AM
Sunset 06:57 PM
Wind S 5 mph8 km/h
Dew Point 72°F22°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 17% *
Humidity 62%
Tue, 22nd
Slidell LA Weather - Tuesday, Sep 22, 2026 - Patchy Rain Nearby
Hi: 89°F 31°C
Lo: 76°F 25°C
Sunrise 06:48 AM
Sunset 06:56 PM
Wind SSE 7 mph11 km/h
Dew Point 73°F23°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 21% *
Humidity 63%
Wed, 23rd
Slidell LA Weather - Wednesday, Sep 23, 2026 - Patchy Rain Nearby
Hi: 90°F 32°C
Lo: 77°F 25°C
Sunrise 06:48 AM
Sunset 06:54 PM
Wind SW 6 mph9 km/h
Dew Point 73°F23°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 36% *
Humidity 62%
Thu, 24th
Slidell LA Weather - Thursday, Sep 24, 2026 - Sunny
Hi: 86°F 30°C
Lo: 67°F 20°C
Sunrise 06:49 AM
Sunset 06:53 PM
Wind WNW 11 mph17 km/h
Dew Point 60°F16°C
uv Index 7
Barometric Pressure 29.85 in1011 mb
POP 2% *
Humidity 50%
Fri, 25th
Slidell LA Weather - Friday, Sep 25, 2026 - Cloudy
Hi: 79°F 26°C
Lo: 68°F 20°C
Sunrise 06:49 AM
Sunset 06:52 PM
Wind NNE 8 mph13 km/h
Dew Point 65°F18°C
uv Index 5
Barometric Pressure 29.8 in1009 mb
POP 23% *
Humidity 71%
Sat, 26th
Slidell LA Weather - Saturday, Sep 26, 2026 - Partly Cloudy
Hi: 83°F 29°C
Lo: 67°F 19°C
Sunrise 06:50 AM
Sunset 06:51 PM
Wind NNE 11 mph17 km/h
Dew Point 65°F18°C
uv Index 7
Barometric Pressure 29.88 in1012 mb
POP 9% *
Humidity 63%
Sun, 27th
Slidell LA Weather - Sunday, Sep 27, 2026 - Patchy Rain Nearby
Hi: 71°F 22°C
Lo: 67°F 20°C
Sunrise 06:50 AM
Sunset 06:49 PM
Wind NNE 14 mph22 km/h
Dew Point 65°F19°C
uv Index 5
Barometric Pressure 29.91 in1013 mb
POP 27% *
Humidity 86%
Mon, 28th
Slidell LA Weather - Monday, Sep 28, 2026 - Patchy Rain Nearby
Hi: 68°F 20°C
Lo: 62°F 17°C
Sunrise 06:51 AM
Sunset 06:48 PM
Wind NNW 8 mph12 km/h
Dew Point 62°F17°C
uv Index 4
Barometric Pressure 29.94 in1014 mb
POP 31% *
Humidity 92%
* POP = Probability of Precipitation. Data for 12:00 PM.