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 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

Norco, Louisiana

Last updated: 6:57 PM CDT  ·  Refresh
33°C
Feels like 38°
Mostly Clear
▲ 34°  /  ▼ 26°
Wind
5 mph SW
Humidity
55%
Dew Point
22°
Pressure
29.94 inHg
Visibility
10 mi
UV Index
2.2
Cloud Cover
27%
Sunrise
6:32 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Norco is currently mostly clear at 33°C. Precipitation is likely — peak probability 59% around 6 PM. Atmospheric instability is elevated (CAPE up to 3559 J/kg) — isolated convective development possible. Sunrise: 6:32AM · Sunset: 7:37PM.

Alerts

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
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
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
12%
7 PM
32°
29%
8 PM
31°
31%
9 PM
28°
24%
10 PM
28°
24%
11 PM
27°
18%
12 AM
27°
11%
1 AM
26°
7%
2 AM
26°
7%
3 AM
26°
7%
4 AM
26°
7%
5 AM
26°
8%
6 AM
26°
5%
7 AM
27°
19%
8 AM
29°
19%
9 AM
32°
20%
10 AM
33°
34%
11 AM
34°
38%
12 PM
35°
38%
1 PM
36°
39%
2 PM
37°
39%
3 PM
37°
40%
4 PM
36°
52%
5 PM
33°
58%
7-Day Forecast
Tonight
34° 26°
Mostly Clear with a 24% chance of rain.
Fri
38° 26°
Partly Cloudy with a 58% chance of rain.
Sat
38° 25°
Partly Cloudy with a 23% chance of rain.
Sun
40° 26°
Mostly Clear with a 55% chance of rain.
Mon
38° 26°
Overcast with a 44% chance of rain.
Tue
38° 26°
Rain, 60% chance.
Wed
39° 26°
Rain, 62% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 12% 5 mph SW 55%
7 PM 32° Mostly Clear 29% 5 mph SW 61%
8 PM 31° Clear 31% 6 mph SW 68%
9 PM 28° Mostly Clear 24% 6 mph SW 76%
10 PM 28° Mostly Clear 24% 6 mph WSW 80%
11 PM 27° Mostly Clear 18% 6 mph WSW 82%
12 AM 27° Partly Cloudy 11% 5 mph W 85%
1 AM 26° Partly Cloudy 7% 5 mph W 86%
2 AM 26° Partly Cloudy 7% 4 mph W 86%
3 AM 26° Clear 7% 4 mph W 87%
4 AM 26° Clear 7% 4 mph W 89%
5 AM 26° Clear 8% 4 mph W 89%
6 AM 26° Clear 5% 4 mph W 90%
7 AM 27° Mostly Clear 19% 6 mph WNW 85%
8 AM 29° Mostly Clear 19% 7 mph WNW 80%
9 AM 32° Mostly Clear 20% 7 mph WNW 75%
10 AM 33° Partly Cloudy 34% 7 mph WNW 68%
11 AM 34° Partly Cloudy 38% 6 mph WNW 60%
12 PM 35° Partly Cloudy 38% 6 mph WNW 53%
1 PM 36° Partly Cloudy 39% 6 mph WNW 52%
2 PM 37° Partly Cloudy 39% 6 mph W 51%
3 PM 37° Partly Cloudy 40% 5 mph W 51%
4 PM 36° Partly Cloudy 52% 5 mph W 55%
5 PM 33° Mostly Cloudy 58% 5 mph SW 60%
15-Day Forecast
Today
8/20
Mostly Clear
24%
26°
34°
Fri
8/21
Partly Cloudy
58%
26°
38°
Sat
8/22
Partly Cloudy
23%
25°
38°
Sun
8/23
Mostly Clear
55%
26°
40°
Mon
8/24
Overcast
44%
26°
38°
Tue
8/25
Rain
60%
26°
38°
Wed
8/26
Rain
62%
26°
39°
Thu
8/27
Rain
74%
25°
37°
Fri
8/28
Rain
73%
25°
38°
Sat
8/29
Drizzle
54%
25°
38°
Sun
8/30
Partly Cloudy
39%
25°
37°
Mon
8/31
Drizzle
60%
24°
38°
Tue
9/1
Drizzle
60%
24°
38°
Wed
9/2
Drizzle
60%
24°
38°
Thu
9/3
Drizzle
60%
24°
38°
54
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
54 AQI 10.7 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 54 Moderate 31 54
Sat 53 Moderate 36 53
Sun 48 Good 38 48
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 Thu Aug 20, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1695 J/kg
MLCAPE917 J/kg
MUCAPE1695 J/kg
SBCIN-68 J/kg
MLCIN-92 J/kg
Lifted Index-3.6
Kinematics
0–6 km Shear17 kt
0–1 km Shear3 kt
Eff. Shear18 kt
0–1 km SRH16
0–3 km SRH31
Eff. SRH31
Storm Motion65° @ 14 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.7
Thermo & Levels
PWAT1.69 in
0–3 km LR7.1 °C/km
700–500 LR5.8 °C/km
Total Totals43.3
LCL858 hPa
LFC761 hPa
EL166 hPa
Freezing Lvl16,407 ft