Dense Fog Advisory — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 11:00 AM

Slidell, Louisiana

Last updated: 1:08 AM CDT  ·  Refresh
20°C
Feels like 23°
Clear
▲ 29°  /  ▼ 20°
Wind
2 mph SE
Humidity
89%
Dew Point
18°
Pressure
30.03 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
7:00 AM
Sunset
6:28 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Slidell is currently clear at 20°C. Precipitation is likely — peak probability 57% around 1 AM. Sunrise: 7:00AM · Sunset: 6:28PM.

Alerts

Dense Fog Advisory
Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 11:00 AM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
13%
2 AM
19°
5%
3 AM
19°
23%
4 AM
19°
31%
5 AM
18°
37%
6 AM
18°
42%
7 AM
18°
47%
8 AM
19°
47%
9 AM
21°
17%
10 AM
22°
17%
11 AM
23°
17%
12 PM
24°
17%
1 PM
28°
17%
2 PM
28°
17%
3 PM
29°
18%
4 PM
29°
18%
5 PM
29°
18%
6 PM
28°
3%
7 PM
26°
3%
8 PM
24°
3%
9 PM
23°
16%
10 PM
22°
16%
11 PM
22°
16%
12 AM
22°
56%
7-Day Forecast
Today
29° 20°
Fog with a 47% chance of rain.
Fri
30° 17°
Fog with a 56% chance of rain.
Sat
30° 12°
Clear.
Sun
21° 8°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 20° Clear 13% 2 mph SE 89%
2 AM 19° Partly Cloudy 5% 1 mph E 88%
3 AM 19° Partly Cloudy 23% 2 mph ENE 90%
4 AM 19° Mostly Cloudy 31% 2 mph NE 92%
5 AM 18° Overcast 37% 3 mph NE 94%
6 AM 18° Overcast 42% 3 mph NE 94%
7 AM 18° Fog 47% 2 mph NE 94%
8 AM 19° Fog 47% 2 mph NE 95%
9 AM 21° Fog 17% 3 mph ENE 92%
10 AM 22° Fog 17% 3 mph E 89%
11 AM 23° Mostly Cloudy 17% 4 mph ESE 83%
12 PM 24° Mostly Cloudy 17% 5 mph SE 77%
1 PM 28° Partly Cloudy 17% 5 mph SE 73%
2 PM 28° Partly Cloudy 17% 6 mph SE 68%
3 PM 29° Mostly Clear 18% 7 mph SE 63%
4 PM 29° Mostly Clear 18% 8 mph SE 60%
5 PM 29° Mostly Clear 18% 7 mph SE 66%
6 PM 28° Mostly Clear 3% 6 mph ESE 74%
7 PM 26° Partly Cloudy 3% 5 mph ESE 82%
8 PM 24° Partly Cloudy 3% 5 mph ESE 89%
9 PM 23° Mostly Cloudy 16% 4 mph ESE 91%
10 PM 22° Fog 16% 4 mph ESE 93%
11 PM 22° Fog 16% 4 mph ESE 93%
12 AM 22° Fog 56% 3 mph E 93%
4-Day Forecast
Today
10/15
Fog
47%
20°
29°
Fri
10/16
Fog
56%
17°
30°
Sat
10/17
Clear
3%
12°
30°
Sun
10/18
Clear
3%
8°
21°
56
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
56 AQI 11.8 µg/m³
O3
Ground-level ozone
46 AQI 51 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 56 Moderate 46 56
Fri 52 Moderate 42 52
Sat 44 Good 44 41
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

Model sounding data is unavailable for this location.