Hourly Weather | Today Tuesday, January 13, 2026
Shoreline, Washington
4 PM
Cloudy Weather
54°
Feels Like 50°
34
Humidity: 91%
Wind: 7 mph
UV Index: 0
5 PM
Cloudy Night
52°
Feels Like 50°
34
Humidity: 93%
Wind: 7 mph
UV Index: 0
6 PM
Cloudy Night
50°
Feels Like 48°
22
Humidity: 94%
Wind: 6 mph
UV Index: 0
7 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 90%
Wind: 6 mph
UV Index: 0
8 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 90%
Wind: 6 mph
UV Index: 0
9 PM
Cloudy Night
50°
Feels Like 48°
0
Humidity: 90%
Wind: 6 mph
UV Index: 0
10 PM
Cloudy Weather
50°
Feels Like 48°
0
Humidity: 89%
Wind: 6 mph
UV Index: 0
11 PM
Cloudy Weather
50°
Feels Like 48°
0
Humidity: 89%
Wind: 6 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

4 PM
19 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 4.65 µg/m³
  • PM10: 6.69 µg/m³
  • O3: 0.019 ppm
  • NO2: 5.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.19 ppm

Health Recommendations:

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

5 PM
21 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.08 µg/m³
  • PM10: 7.23 µg/m³
  • O3: 0.015 ppm
  • NO2: 6.8 ppb
  • SO2: 0.3 ppb
  • CO: 0.21 ppm

Health Recommendations:

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

6 PM
24 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.78 µg/m³
  • PM10: 7.85 µg/m³
  • O3: 0.010 ppm
  • NO2: 8.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.24 ppm

Health Recommendations:

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

7 PM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.8 µg/m³
  • PM10: 8.36 µg/m³
  • O3: 0.006 ppm
  • NO2: 10.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.27 ppm

Health Recommendations:

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

8 PM
31 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.33 µg/m³
  • PM10: 8.44 µg/m³
  • O3: 0.005 ppm
  • NO2: 11.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.28 ppm

Health Recommendations:

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

9 PM
32 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 7.8 µg/m³
  • PM10: 8.79 µg/m³
  • O3: 0.003 ppm
  • NO2: 12.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.30 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: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.35 µg/m³
  • PM10: 9.29 µg/m³
  • O3: 0.003 ppm
  • NO2: 12.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.31 ppm

Health Recommendations:

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

11 PM
37 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 8.94 µg/m³
  • PM10: 9.83 µg/m³
  • O3: 0.003 ppm
  • NO2: 12.7 ppb
  • SO2: 0.1 ppb
  • CO: 0.31 ppm

Health Recommendations:

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