Excessive Heat Warning — St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, 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, Central Jefferson, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 8:00 PM

Norco, Louisiana

Last updated: 1:29 AM CDT  ·  Refresh
27°C
Feels like 31°
Clear
▲ 37°  /  ▼ 26°
Wind
6 mph WSW
Humidity
87%
Dew Point
25°
Pressure
29.89 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
6:18 AM
Sunset
7:57 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Norco is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2064 J/kg) — isolated convective development possible. Sunrise: 6:18AM · Sunset: 7:57PM.

Alerts

Excessive Heat Warning
St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, 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, Central Jefferson, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS
Expires 8:00 PM
40 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
13%
2 AM
26°
13%
3 AM
26°
12%
4 AM
26°
12%
5 AM
26°
12%
6 AM
26°
12%
7 AM
27°
12%
8 AM
28°
13%
9 AM
31°
13%
10 AM
32°
5%
11 AM
33°
5%
12 PM
34°
5%
1 PM
36°
5%
2 PM
36°
5%
3 PM
36°
5%
4 PM
36°
5%
5 PM
34°
5%
6 PM
34°
5%
7 PM
33°
5%
8 PM
32°
5%
9 PM
30°
5%
10 PM
29°
3%
11 PM
29°
3%
12 AM
28°
3%
7-Day Forecast
Today
37° 26°
Mostly Clear.
Wed
38° 26°
Partly Cloudy.
Thu
36° 26°
Mostly Cloudy with a 68% chance of rain.
Fri
36° 26°
Mostly Cloudy with a 76% chance of rain.
Sat
36° 25°
Thunderstorm, 51% chance.
Sun
36° 24°
Heavy Rain, 82% chance.
Mon
37° 24°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 13% 6 mph WSW 87%
2 AM 26° Clear 13% 6 mph W 88%
3 AM 26° Clear 12% 7 mph W 89%
4 AM 26° Clear 12% 7 mph W 89%
5 AM 26° Clear 12% 6 mph W 89%
6 AM 26° Clear 12% 7 mph W 89%
7 AM 27° Mostly Clear 12% 8 mph WNW 86%
8 AM 28° Partly Cloudy 13% 9 mph WNW 79%
9 AM 31° Partly Cloudy 13% 9 mph WNW 72%
10 AM 32° Partly Cloudy 5% 8 mph WNW 66%
11 AM 33° Mostly Clear 5% 8 mph WNW 62%
12 PM 34° Mostly Clear 5% 7 mph WNW 57%
1 PM 36° Mostly Clear 5% 7 mph WNW 54%
2 PM 36° Mostly Clear 5% 6 mph W 53%
3 PM 36° Mostly Clear 5% 6 mph W 52%
4 PM 36° Mostly Clear 5% 6 mph WSW 53%
5 PM 34° Mostly Clear 5% 7 mph WSW 57%
6 PM 34° Mostly Clear 5% 7 mph WSW 62%
7 PM 33° Clear 5% 7 mph WSW 67%
8 PM 32° Clear 5% 7 mph WSW 71%
9 PM 30° Clear 5% 7 mph WSW 75%
10 PM 29° Clear 3% 7 mph WSW 78%
11 PM 29° Mostly Clear 3% 8 mph WSW 80%
12 AM 28° Mostly Clear 3% 8 mph WSW 83%
15-Day Forecast
Today
7/28
Mostly Clear
13%
26°
37°
Wed
7/29
Partly Cloudy
12%
26°
38°
Thu
7/30
Mostly Cloudy
68%
26°
36°
Fri
7/31
Mostly Cloudy
76%
26°
36°
Sat
8/1
Thunderstorm
51%
25°
36°
Sun
8/2
Heavy Rain
82%
24°
36°
Mon
8/3
Drizzle
63%
24°
37°
Tue
8/4
Rain
68%
25°
37°
Wed
8/5
Thunderstorm
44%
24°
37°
Thu
8/6
Drizzle
51%
24°
37°
Fri
8/7
Drizzle
60%
24°
37°
Sat
8/8
Drizzle
60%
24°
36°
Sun
8/9
Drizzle
60%
24°
37°
Mon
8/10
Drizzle
60%
24°
37°
Tue
8/11
Drizzle
60%
24°
38°
40
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
40 AQI 7.2 µg/m³
O3
Ground-level ozone
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 40 Good 37 40
Wed 46 Good 37 46
Thu 53 Moderate 34 53
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 Tue Jul 28, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1489 J/kg
MLCAPE1275 J/kg
MUCAPE1489 J/kg
SBCIN-124 J/kg
MLCIN0 J/kg
Lifted Index-2.9
Kinematics
0–6 km Shear26 kt
0–1 km Shear5 kt
Eff. Shear25 kt
0–1 km SRH9
0–3 km SRH-7
Eff. SRH-7
Storm Motion332° @ 17 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index27.3
Thermo & Levels
PWAT1.80 in
0–3 km LR5.3 °C/km
700–500 LR4.9 °C/km
Total Totals41.6
LCL976 hPa
LFC801 hPa
EL162 hPa
Freezing Lvl17,385 ft