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, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 10:00 AM

Norco, Louisiana

Last updated: 9:45 PM CDT  ·  Refresh
23°C
Feels like 26°
Clear
▲ 29°  /  ▼ 17°
Wind
5 mph S
Humidity
77%
Dew Point
20°
Pressure
30.06 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
7:01 AM
Sunset
6:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Norco is currently clear at 24°C. Dry conditions are expected through the next 24 hours. Sunrise: 7:01AM · Sunset: 6:32PM.

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, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 10:00 AM
49 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
3%
10 PM
21°
7%
11 PM
20°
8%
12 AM
19°
4%
1 AM
19°
5%
2 AM
19°
13%
3 AM
18°
15%
4 AM
18°
15%
5 AM
18°
15%
6 AM
17°
15%
7 AM
18°
15%
8 AM
20°
6%
9 AM
25°
3%
10 AM
27°
3%
11 AM
28°
3%
12 PM
29°
3%
1 PM
31°
3%
2 PM
31°
3%
3 PM
32°
3%
4 PM
32°
3%
5 PM
28°
3%
6 PM
27°
3%
7 PM
27°
3%
8 PM
26°
3%
7-Day Forecast
Tonight
29° 17°
Clear.
Wed
32° 17°
Fog.
Thu
33° 19°
Haze.
Fri
32° 17°
Partly Cloudy with a 35% chance of rain.
Sat
27° 15°
Clear.
Sun
28° 14°
Drizzle, 51% chance.
Mon
29° 20°
Rain, 29% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Clear 3% 5 mph S 77%
10 PM 21° Clear 7% 5 mph S 81%
11 PM 20° Clear 8% 5 mph S 83%
12 AM 19° Clear 4% 5 mph S 85%
1 AM 19° Mostly Clear 5% 4 mph S 87%
2 AM 19° Mostly Clear 13% 3 mph S 89%
3 AM 18° Partly Cloudy 15% 2 mph S 90%
4 AM 18° Partly Cloudy 15% 2 mph SSE 91%
5 AM 18° Haze 15% 1 mph ESE 92%
6 AM 17° Fog 15% 2 mph ENE 93%
7 AM 18° Fog 15% 2 mph ENE 90%
8 AM 20° Mostly Cloudy 6% 2 mph ENE 84%
9 AM 25° Fog 3% 2 mph ENE 78%
10 AM 27° Partly Cloudy 3% 3 mph NE 72%
11 AM 28° Mostly Clear 3% 3 mph ENE 68%
12 PM 29° Mostly Clear 3% 4 mph ENE 63%
1 PM 31° Mostly Clear 3% 4 mph ENE 59%
2 PM 31° Mostly Clear 3% 4 mph ENE 56%
3 PM 32° Clear 3% 5 mph ENE 52%
4 PM 32° Clear 3% 4 mph E 56%
5 PM 28° Clear 3% 4 mph E 61%
6 PM 27° Clear 3% 5 mph ESE 66%
7 PM 27° Clear 3% 5 mph ESE 69%
8 PM 26° Clear 3% 6 mph SE 72%
15-Day Forecast
Today
10/13
Clear
3%
17°
29°
Wed
10/14
Fog
15%
17°
32°
Thu
10/15
Haze
3%
19°
33°
Fri
10/16
Partly Cloudy
35%
17°
32°
Sat
10/17
Clear
3%
15°
27°
Sun
10/18
Drizzle
51%
14°
28°
Mon
10/19
Rain
29%
20°
29°
Tue
10/20
Rain
63%
21°
30°
Wed
10/21
Drizzle
43%
19°
31°
Thu
10/22
Drizzle
44%
19°
32°
Fri
10/23
Drizzle
51%
18°
32°
Sat
10/24
Drizzle
60%
19°
32°
Sun
10/25
Clear
25%
18°
31°
Mon
10/26
Drizzle
60%
17°
30°
Tue
10/27
Drizzle
60%
16°
29°
49
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
49 AQI 8.8 µg/m³
O3
Ground-level ozone
42 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 49 Good 42 49
Thu 56 Moderate 54 56
Fri 52 Moderate 47 52
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.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Oct 13, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE14 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index2.1
Kinematics
0–6 km Shear22 kt
0–1 km Shear2 kt
Eff. Shear—
0–1 km SRH8
0–3 km SRH15
Eff. SRH—
Storm Motion88° @ 18 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-17.1
Thermo & Levels
PWAT0.81 in
0–3 km LR3.8 °C/km
700–500 LR6.4 °C/km
Total Totals18.0
LCL964 hPa
LFC—
EL—
Freezing Lvl17,169 ft