Hourly Weather | Today Wednesday, March 18, 2026
Norfolk, Virginia
9 AM
Cloudy Weather
34°
Feels Like 28°
0
Humidity: 55%
UV Index: 1
Wind: 9 mph
10 AM
Cloudy Weather
36°
Feels Like 32°
0
Humidity: 54%
UV Index: 2
Wind: 9 mph
11 AM
Cloudy Weather
37°
Feels Like 36°
0
Humidity: 51%
UV Index: 3
Wind: 9 mph
12 PM
Cloudy Weather
39°
Feels Like 37°
0
Humidity: 48%
UV Index: 3
Wind: 9 mph
1 PM
Cloudy Weather
41°
Feels Like 43°
0
Humidity: 46%
UV Index: 5
Wind: 9 mph
2 PM
Cloudy Weather
43°
Feels Like 43°
0
Humidity: 44%
UV Index: 4
Wind: 9 mph
3 PM
Cloudy Weather
43°
Feels Like 41°
0
Humidity: 44%
UV Index: 4
Wind: 9 mph
4 PM
Cloudy Weather
43°
Feels Like 39°
0
Humidity: 43%
UV Index: 3
Wind: 10 mph
5 PM
Cloudy Weather
43°
Feels Like 37°
0
Humidity: 47%
UV Index: 2
Wind: 10 mph
6 PM
Cloudy Weather
41°
Feels Like 36°
0
Humidity: 49%
UV Index: 1
Wind: 10 mph
7 PM
Cloudy Weather
39°
Feels Like 34°
0
Humidity: 52%
UV Index: 0
Wind: 9 mph
8 PM
Cloudy Night
37°
Feels Like 32°
0
Humidity: 59%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
36°
Feels Like 30°
0
Humidity: 67%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
36°
Feels Like 30°
0
Humidity: 71%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
36°
Feels Like 32°
0
Humidity: 74%
UV Index: 0
Wind: 6 mph

Hourly Air Quality Forecast - AQI (US EPA)

9 AM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.34 µg/m³
  • PM10: 2.14 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

10 AM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.26 µg/m³
  • PM10: 2.06 µg/m³
  • O3: 0.049 ppm
  • NO2: 2 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

11 AM
45 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.26 µg/m³
  • PM10: 2.07 µg/m³
  • O3: 0.049 ppm
  • NO2: 1.8 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

12 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.34 µg/m³
  • PM10: 2.13 µg/m³
  • O3: 0.050 ppm
  • NO2: 1.5 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

1 PM
47 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.55 µg/m³
  • PM10: 2.34 µg/m³
  • O3: 0.051 ppm
  • NO2: 1.3 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

2 PM
48 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.79 µg/m³
  • PM10: 2.6 µg/m³
  • O3: 0.052 ppm
  • NO2: 1.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.06 µg/m³
  • PM10: 2.89 µg/m³
  • O3: 0.054 ppm
  • NO2: 1 ppb
  • SO2: 0.6 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

4 PM
53 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.21 µg/m³
  • PM10: 3.06 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

5 PM
54 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.24 µg/m³
  • PM10: 3.1 µg/m³
  • O3: 0.055 ppm
  • NO2: 0.9 ppb
  • SO2: 0.5 ppb
  • CO: 0.14 ppm

Health Recommendations:

Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.

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

Pollutant Concentrations:

  • PM2.5: 2.03 µg/m³
  • PM10: 3.19 µg/m³
  • O3: 0.051 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.

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

Pollutant Concentrations:

  • PM2.5: 1.91 µg/m³
  • PM10: 3.53 µg/m³
  • O3: 0.045 ppm
  • NO2: 2.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.87 µg/m³
  • PM10: 3.9 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.04 µg/m³
  • PM10: 4.37 µg/m³
  • O3: 0.039 ppm
  • NO2: 3.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.3 µg/m³
  • PM10: 4.77 µg/m³
  • O3: 0.038 ppm
  • NO2: 3.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.62 µg/m³
  • PM10: 5.17 µg/m³
  • O3: 0.038 ppm
  • NO2: 3.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.17 ppm

Health Recommendations:

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