Excessive Heat Watch 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: 10:54 PM CDT  ·  Refresh
29°C
Feels like 33°
Mostly Clear
▲ 33°  /  ▼ 26°
Wind
4 mph WSW
Humidity
76%
Dew Point
24°
Pressure
30.07 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
10%
Sunrise
6:29 AM
Sunset
7:41 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Norco is currently mostly clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2278 J/kg) — isolated convective development possible. Sunrise: 6:29AM · Sunset: 7:41PM.

Alerts

Excessive Heat Watch
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
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
8%
11 PM
28°
19%
12 AM
27°
9%
1 AM
27°
4%
2 AM
26°
4%
3 AM
26°
4%
4 AM
26°
4%
5 AM
26°
3%
6 AM
26°
3%
7 AM
27°
17%
8 AM
29°
21%
9 AM
33°
21%
10 AM
34°
31%
11 AM
36°
38%
12 PM
37°
39%
1 PM
37°
40%
2 PM
37°
35%
3 PM
37°
36%
4 PM
36°
41%
5 PM
34°
42%
6 PM
33°
42%
7 PM
32°
42%
8 PM
31°
43%
9 PM
29°
26%
7-Day Forecast
Tonight
33° 26°
Mostly Clear.
Mon
38° 26°
Partly Cloudy with a 41% chance of rain.
Tue
39° 26°
Partly Cloudy with a 21% chance of rain.
Wed
38° 26°
Mostly Clear with a 57% chance of rain.
Thu
39° 25°
Overcast with a 30% chance of rain.
Fri
38° 24°
Rain, 64% chance.
Sat
38° 24°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 29° Mostly Clear 8% 4 mph WSW 76%
11 PM 28° Clear 19% 3 mph SW 79%
12 AM 27° Clear 9% 6 mph SW 83%
1 AM 27° Clear 4% 6 mph SW 84%
2 AM 26° Clear 4% 5 mph SW 84%
3 AM 26° Clear 4% 5 mph WSW 85%
4 AM 26° Clear 4% 5 mph WSW 85%
5 AM 26° Clear 3% 5 mph W 86%
6 AM 26° Clear 3% 4 mph WNW 87%
7 AM 27° Mostly Clear 17% 5 mph WNW 81%
8 AM 29° Partly Cloudy 21% 6 mph WNW 73%
9 AM 33° Partly Cloudy 21% 6 mph WNW 65%
10 AM 34° Partly Cloudy 31% 5 mph WNW 60%
11 AM 36° Mostly Clear 38% 4 mph W 55%
12 PM 37° Partly Cloudy 39% 3 mph W 50%
1 PM 37° Partly Cloudy 40% 3 mph W 49%
2 PM 37° Partly Cloudy 35% 3 mph WSW 48%
3 PM 37° Partly Cloudy 36% 4 mph SW 48%
4 PM 36° Partly Cloudy 41% 4 mph SW 54%
5 PM 34° Partly Cloudy 42% 5 mph WSW 59%
6 PM 33° Mostly Cloudy 42% 7 mph WSW 64%
7 PM 32° Mostly Cloudy 42% 6 mph SW 68%
8 PM 31° Partly Cloudy 43% 5 mph SW 72%
9 PM 29° Partly Cloudy 26% 7 mph SW 76%
15-Day Forecast
Today
8/16
Mostly Clear
8%
26°
33°
Mon
8/17
Partly Cloudy
41%
26°
38°
Tue
8/18
Partly Cloudy
21%
26°
39°
Wed
8/19
Mostly Clear
57%
26°
38°
Thu
8/20
Overcast
30%
25°
39°
Fri
8/21
Rain
64%
24°
38°
Sat
8/22
Rain
64%
24°
38°
Sun
8/23
Clear
31%
24°
38°
Mon
8/24
Thunderstorm
44%
25°
38°
Tue
8/25
Drizzle
44%
25°
39°
Wed
8/26
Drizzle
60%
25°
38°
Thu
8/27
Drizzle
60%
24°
40°
Fri
8/28
Drizzle
60%
24°
40°
Sat
8/29
Drizzle
60%
24°
39°
Sun
8/30
Drizzle
60%
24°
38°
55
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
55 AQI 11.0 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 55 Moderate 37 55
Tue 55 Moderate 38 55
Wed 52 Moderate 32 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Mon Aug 17, 02:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1590 J/kg
MLCAPE1302 J/kg
MUCAPE1590 J/kg
SBCIN-139 J/kg
MLCIN-83 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear7 kt
0–1 km Shear6 kt
Eff. Shear6 kt
0–1 km SRH11
0–3 km SRH59
Eff. SRH59
Storm Motion108° @ 17 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index28.9
Thermo & Levels
PWAT2.03 in
0–3 km LR5.5 °C/km
700–500 LR5.8 °C/km
Total Totals44.7
LCL949 hPa
LFC797 hPa
EL153 hPa
Freezing Lvl16,624 ft