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47.42 °N, 121.41 °W

Snoqualmie Pass, WA Air Quality & Pollenstar_ratehome

icon48 Â°F Seattle–Tacoma Intl Airport Station|Report|Change
Current Station
Personal Weather Station
Seattle–Tacoma Intl Airport (KSEA)
Location: Snoqualmie Pass, WA
Nearby Weather Stations

Air Quality Index

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Today:
Good

Help keep air quality good by biking to work and enjoying outdoor activities.

AQI:
32
Dominant Pollutant:
O3

AQI Source: Contains Copernicus Atmosphere Monitoring Service information 2025 and/or modified Copernicus Atmosphere Monitoring Service information 2025

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Pollen

Current
low

Pollen Types: Oak

Today
low
No Data | 40°
Fog Late
28
low
49° | 41°
AM Fog/PM Clouds
29
none
49° | 37°
Showers
30
low
61° | 42°
Partly Cloudy

U.S. Counties Health Map & Air Pollution Monitors

Good
Moderate
Unhealthy if Sensitive
Unhealthy
Very Unhealthy
Hazardous
0-50
51-100
101-150
151-200
201-300
301-500
Fine Particulate Matter PM2.5*
Is an air pollutant that is a concern for people's health when levels are high. PM2.5 are tiny particles in the air which reduce visibility and cause the air to appear hazy when levels are elevated.
Learn more about air pollution and your health

Nearby Pollution Monitors

ID
Location
Time
Type
Level (µg/m3)
Get your own monitor and help fill the gaps in air pollution data.

Pressure

Current: 30.2 Â°in.

Wind Chill & Heat

Today
Caution
Extreme Danger
ok
Extreme Danger
Today's Wind Chill: 36°F
Current
Temp
42°F
Humidity
92%
Feels Like
39°F
Wind
4 mph | NW

UV Index

Current
Loading...
Current
Select Skin Type

-World Health Organization

Flu Activity

No Data

No Flu Data Available

Apr 28, 2025

U.S. Flu Activity Map
No Report
Local
No Activity
Regional
Sporadic
Widespread