Hourly Weather | Today Sunday, January 11, 2026
Active Weather Warnings
Bellevue, Washington
9 AM
Rainy Weather
46°
Feels Like 43°
58
Humidity: 88%
Wind: 6 mph
UV Index: 0
10 AM
Cloudy Weather
46°
Feels Like 45°
49
Humidity: 88%
Wind: 7 mph
UV Index: 0
11 AM
Cloudy Weather
46°
Feels Like 45°
48
Humidity: 87%
Wind: 7 mph
UV Index: 0
12 PM
Rainy Weather
48°
Feels Like 45°
52
Humidity: 86%
Wind: 7 mph
UV Index: 0
1 PM
Cloudy Weather
48°
Feels Like 46°
49
Humidity: 84%
Wind: 6 mph
UV Index: 0
2 PM
Rainy Weather
50°
Feels Like 45°
75
Humidity: 84%
Wind: 6 mph
UV Index: 0
3 PM
Rainy Weather
52°
Feels Like 45°
75
Humidity: 81%
Wind: 6 mph
UV Index: 0
4 PM
Rainy Weather
48°
Feels Like 45°
75
Humidity: 85%
Wind: 6 mph
UV Index: 0
5 PM
Rainy Weather
48°
Feels Like 43°
75
Humidity: 86%
Wind: 7 mph
UV Index: 0
6 PM
Cloudy Weather
48°
Feels Like 45°
49
Humidity: 88%
Wind: 8 mph
UV Index: 0
7 PM
Rainy Weather
48°
Feels Like 39°
67
Humidity: 90%
Wind: 8 mph
UV Index: 0
8 PM
Rainy Weather
48°
Feels Like 43°
67
Humidity: 86%
Wind: 8 mph
UV Index: 0
9 PM
Cloudy Weather
50°
Feels Like 46°
49
Humidity: 82%
Wind: 7 mph
UV Index: 0
10 PM
Rainy Weather
48°
Feels Like 43°
67
Humidity: 83%
Wind: 7 mph
UV Index: 0
11 PM
Rainy Weather
50°
Feels Like 45°
67
Humidity: 81%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.81 µg/m³
  • PM10: 3.39 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.8 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.75 µg/m³
  • PM10: 3.37 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.67 µg/m³
  • PM10: 3.37 µg/m³
  • O3: 0.042 ppm
  • NO2: 2.9 ppb
  • SO2: 0.4 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.47 µg/m³
  • PM10: 3.2 µg/m³
  • O3: 0.042 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.41 µg/m³
  • PM10: 3.17 µg/m³
  • O3: 0.042 ppm
  • NO2: 3 ppb
  • SO2: 0.5 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.44 µg/m³
  • PM10: 3.22 µg/m³
  • O3: 0.042 ppm
  • NO2: 3.1 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.58 µg/m³
  • PM10: 3.4 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.76 µg/m³
  • PM10: 3.63 µg/m³
  • O3: 0.040 ppm
  • NO2: 3.7 ppb
  • SO2: 0.5 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.99 µg/m³
  • PM10: 3.78 µg/m³
  • O3: 0.039 ppm
  • NO2: 4 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 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: 3.3 µg/m³
  • PM10: 3.95 µg/m³
  • O3: 0.039 ppm
  • NO2: 4.1 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.6 µg/m³
  • PM10: 4.18 µg/m³
  • O3: 0.040 ppm
  • NO2: 4 ppb
  • SO2: 0.4 ppb
  • CO: 0.17 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: 3.67 µg/m³
  • PM10: 4.21 µg/m³
  • O3: 0.041 ppm
  • NO2: 3.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.49 µg/m³
  • PM10: 3.99 µg/m³
  • O3: 0.043 ppm
  • NO2: 3.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 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: 3.1 µg/m³
  • PM10: 3.54 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.16 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: 2.68 µg/m³
  • PM10: 3.14 µg/m³
  • O3: 0.044 ppm
  • NO2: 2.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.15 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Bellevue

Unknown Future Possible

Hydrologic Outlook

Hydrologic Outlook issued January 11 at 3:40AM PST by NWS Seattle WA
Jan 11, 3:40 AM Jan 11, 5:00 PM
ESFSEW

Moderate to heavy precipitation is expected over the Olympics and
northern and central Washington Cascades through early Tuesday
morning. Precipitation amounts of 2 to as much as 5 inches is
forecast for this time frame. Snow levels rising to 7000 to 7500
feet by Monday morning.

Rivers in the outlook area will begin rising today and will crest
later Monday into Tuesday. Current forecasts have numerous rivers
cresting in action stage. A small increase in the forecast
precipitation amounts could push some river forecasts above flood
stage.

Please monitor the latest river forecasts from the National weather
Service for additional information.
Updated: Jan 11, 7:46 AM Source: NWS Alert