Extreme Heat Warning — 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 8:00 PM Heat 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 8:00 PM

Norco, Louisiana

Last updated: 2:59 PM CDT  ·  Refresh
36°C
Feels like 42°
Mostly Clear
▲ 37°  /  ▼ 25°
Wind
4 mph WSW
Humidity
50%
Dew Point
23°
Pressure
29.98 inHg
Visibility
10 mi
UV Index
8.8
Cloud Cover
12%
Sunrise
6:32 AM
Sunset
7:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Norco is currently mostly clear at 35°C. Precipitation is likely — peak probability 73% around 7 PM. Atmospheric instability is elevated (CAPE up to 2624 J/kg) — isolated convective development possible. Sunrise: 6:32AM · Sunset: 7:36PM.

Alerts

Extreme Heat Warning
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 8:00 PM
Heat 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 8:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
36°
24%
3 PM
37°
49%
4 PM
36°
62%
5 PM
32°
66%
6 PM
31°
65%
7 PM
30°
73%
8 PM
28°
54%
9 PM
27°
45%
10 PM
27°
23%
11 PM
26°
20%
12 AM
26°
21%
1 AM
26°
8%
2 AM
26°
8%
3 AM
25°
8%
4 AM
25°
8%
5 AM
25°
8%
6 AM
25°
5%
7 AM
26°
5%
8 AM
28°
14%
9 AM
31°
14%
10 AM
32°
14%
11 AM
33°
11%
12 PM
34°
11%
1 PM
35°
11%
7-Day Forecast
Today
37° 25°
Mostly Clear with a 66% chance of rain.
Sat
38° 25°
Partly Cloudy.
Sun
39° 26°
Partly Cloudy with a 31% chance of rain.
Mon
38° 26°
Partly Cloudy with a 70% chance of rain.
Tue
37° 26°
Drizzle, 51% chance.
Wed
37° 25°
Rain, 70% chance.
Thu
36° 26°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 36° Mostly Clear 24% 4 mph WSW 50%
3 PM 37° Mostly Clear 49% 6 mph SW 50%
4 PM 36° Mostly Clear 62% 6 mph SW 58%
5 PM 32° Partly Cloudy 66% 6 mph WNW 68%
6 PM 31° Overcast 65% 5 mph WSW 76%
7 PM 30° Overcast 73% 5 mph SW 78%
8 PM 28° Thunderstorm 54% 8 mph W 80%
9 PM 27° Rain 45% 6 mph SSW 82%
10 PM 27° Overcast 23% 5 mph SW 83%
11 PM 26° Drizzle 20% 5 mph WSW 84%
12 AM 26° Mostly Cloudy 21% 5 mph WSW 84%
1 AM 26° Mostly Cloudy 8% 5 mph WSW 84%
2 AM 26° Overcast 8% 5 mph W 85%
3 AM 25° Overcast 8% 5 mph W 85%
4 AM 25° Overcast 8% 5 mph W 85%
5 AM 25° Overcast 8% 5 mph W 85%
6 AM 25° Mostly Cloudy 5% 5 mph W 85%
7 AM 26° Mostly Cloudy 5% 6 mph W 79%
8 AM 28° Mostly Cloudy 14% 6 mph W 72%
9 AM 31° Mostly Cloudy 14% 6 mph W 67%
10 AM 32° Mostly Cloudy 14% 6 mph WNW 63%
11 AM 33° Partly Cloudy 11% 5 mph WNW 60%
12 PM 34° Partly Cloudy 11% 5 mph WNW 56%
1 PM 35° Partly Cloudy 11% 4 mph WNW 55%
15-Day Forecast
Today
8/21
Mostly Clear
66%
25°
37°
Sat
8/22
Partly Cloudy
15%
25°
38°
Sun
8/23
Partly Cloudy
31%
26°
39°
Mon
8/24
Partly Cloudy
70%
26°
38°
Tue
8/25
Drizzle
51%
26°
37°
Wed
8/26
Rain
70%
25°
37°
Thu
8/27
Rain
64%
26°
36°
Fri
8/28
Drizzle
53%
25°
37°
Sat
8/29
Drizzle
44%
25°
36°
Sun
8/30
Drizzle
44%
25°
38°
Mon
8/31
Drizzle
60%
24°
37°
Tue
9/1
Drizzle
60%
24°
38°
Wed
9/2
Drizzle
60%
24°
37°
Thu
9/3
Drizzle
60%
24°
38°
Fri
9/4
Drizzle
60%
24°
37°
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 11.7 µg/m³
O3
Ground-level ozone
42 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 56 Moderate 42 56
Sun 54 Moderate 43 54
Mon 56 Moderate 49 56
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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Aug 21, 17:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3885 J/kg
MLCAPE2986 J/kg
MUCAPE3885 J/kg
SBCIN-4 J/kg
MLCIN-30 J/kg
Lifted Index-8.5
Kinematics
0–6 km Shear14 kt
0–1 km Shear2 kt
Eff. Shear12 kt
0–1 km SRH11
0–3 km SRH32
Eff. SRH32
Storm Motion63° @ 17 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index32.2
Thermo & Levels
PWAT2.02 in
0–3 km LR8.0 °C/km
700–500 LR6.3 °C/km
Total Totals49.3
LCL857 hPa
LFC839 hPa
EL142 hPa
Freezing Lvl15,262 ft