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Hourly Weather | Today › Sunday, December 14, 2025
Active Weather Warnings
New Orleans, Louisiana
3 PM
Cloudy Weather
50°
Feels Like 43°
3
Humidity: 63%
Wind: 16 mph
UV Index: 2
4 PM
Cloudy Weather
50°
Feels Like 43°
3
Humidity: 57%
Wind: 16 mph
UV Index: 1
5 PM
Cloudy Weather
48°
Feels Like 39°
3
Humidity: 56%
Wind: 16 mph
UV Index: 0
6 PM
Cloudy Night
46°
Feels Like 37°
2
Humidity: 54%
Wind: 16 mph
UV Index: 0
7 PM
Night
45°
Feels Like 32°
0
Humidity: 49%
Wind: 18 mph
UV Index: 0
8 PM
Night
43°
Feels Like 28°
0
Humidity: 49%
Wind: 18 mph
UV Index: 0
9 PM
Night
41°
Feels Like 28°
0
Humidity: 47%
Wind: 18 mph
UV Index: 0
10 PM
Night
39°
Feels Like 27°
0
Humidity: 48%
Wind: 17 mph
UV Index: 0
11 PM
Night
37°
Feels Like 25°
0
Humidity: 49%
Wind: 17 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

3 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.72 µg/m³
  • PM10: 5.81 µg/m³
  • O3: 0.031 ppm
  • NO2: 1.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

4 PM
32 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.22 µg/m³
  • PM10: 5.22 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.6 ppb
  • SO2: 0.4 ppb
  • CO: 0.15 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

5 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.8 µg/m³
  • PM10: 4.8 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.5 ppb
  • SO2: 0.4 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

6 PM
36 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.36 µg/m³
  • PM10: 4.39 µg/m³
  • O3: 0.039 ppm
  • NO2: 1.3 ppb
  • SO2: 0.4 ppb
  • CO: 0.13 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

7 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.94 µg/m³
  • PM10: 3.96 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

8 PM
39 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.6 µg/m³
  • PM10: 3.69 µg/m³
  • O3: 0.042 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

9 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.36 µg/m³
  • PM10: 3.53 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

10 PM
40 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.18 µg/m³
  • PM10: 3.41 µg/m³
  • O3: 0.044 ppm
  • NO2: 1 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

11 PM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.06 µg/m³
  • PM10: 3.26 µg/m³
  • O3: 0.044 ppm
  • NO2: 1 ppb
  • SO2: 0.4 ppb
  • CO: 0.12 ppm

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Current Real-Time Air Quality Report

Weather Alerts and Warnings for New Orleans

Moderate Expected Likely

Cold Weather Advisory

Cold Weather Advisory issued December 14 at 11:47AM CST until December 15 at 9:00AM CST by NWS New Orleans LA
Dec 14, 9:00 PM → Dec 15, 9:00 AM
WHAT: Very cold wind chills ranging from 12 to 20 degrees will
impact locations along and north of the Interstate 10/12
corridor. Wind chills of 20 to 25 degrees will affect oocations
south of this corridor.

WHERE: All of southeast Louisiana and southern Mississippi.

WHEN: From 9 PM this evening to 9 AM CST Monday.

IMPACTS: Wind chill values can lead to hypothermia with prolonged
exposure.
+ Read More
Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.
Updated: Dec 14, 1:10 PM Source: NWS Alert