Hourly Weather | Today › Friday, October 30, 2026
Alexandria, Virginia
3 PM
Cloudy Weather
79°
Feels Like 79°
0
Humidity: 30%
UV Index: 3
Wind: 12 mph
4 PM
Cloudy Weather
77°
Feels Like 75°
0
Humidity: 31%
UV Index: 2
Wind: 12 mph
5 PM
Cloudy Weather
73°
Feels Like 72°
0
Humidity: 32%
UV Index: 1
Wind: 10 mph
6 PM
Cloudy Weather
72°
Feels Like 70°
0
Humidity: 35%
UV Index: 0
Wind: 10 mph
7 PM
Cloudy Night
68°
Feels Like 64°
0
Humidity: 40%
UV Index: 0
Wind: 8 mph
8 PM
Cloudy Night
64°
Feels Like 63°
0
Humidity: 45%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
63°
Feels Like 61°
0
Humidity: 50%
UV Index: 0
Wind: 7 mph
10 PM
Cloudy Night
59°
Feels Like 57°
0
Humidity: 54%
UV Index: 0
Wind: 7 mph
11 PM
Cloudy Night
55°
Feels Like 54°
0
Humidity: 60%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 PM
62 AQI
Moderate air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 13.98 µg/m³
  • PM10: 15.97 µg/m³
  • O3: 0.058 ppm
  • NO2: 0.9 ppb
  • SO2: 1 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.

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

Pollutant Concentrations:

  • PM2.5: 13.1 µg/m³
  • PM10: 14.91 µg/m³
  • O3: 0.057 ppm
  • NO2: 1 ppb
  • SO2: 0.9 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: 12.12 µg/m³
  • PM10: 13.75 µg/m³
  • O3: 0.055 ppm
  • NO2: 1.3 ppb
  • SO2: 0.8 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
49 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 10.87 µg/m³
  • PM10: 12.28 µg/m³
  • O3: 0.053 ppm
  • NO2: 1.9 ppb
  • SO2: 0.7 ppb
  • CO: 0.14 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 9.48 µg/m³
  • PM10: 10.66 µg/m³
  • O3: 0.051 ppm
  • NO2: 2.2 ppb
  • SO2: 0.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 7.97 µg/m³
  • PM10: 8.94 µg/m³
  • O3: 0.049 ppm
  • NO2: 2.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.41 µg/m³
  • PM10: 7.24 µg/m³
  • O3: 0.046 ppm
  • NO2: 2.4 ppb
  • SO2: 0.6 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.36 µg/m³
  • PM10: 6.17 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.6 ppb
  • SO2: 0.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.68 µg/m³
  • PM10: 5.52 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.7 ppb
  • SO2: 0.7 ppb
  • CO: 0.15 ppm

Health Recommendations:

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