Air Quality in Coos Bay, United States

Cloudy
11.0°C · 87.6% humidity
11.0°
Feels 11.0°
7
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
27 8pm
25
27
7 11pm
12
16
18 2am
20
22
23 5am
23
24
24 8am
24
25
25 11am
25
27
27 2pm
27
34
34 5pm
27
27
AD 728×90

Air Quality Index Trend

45h · 1 stn

Coos Bay's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

87.6%
Humidity
20.2 km/h
Wind S
1023.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
7
1.6 µg/m³
PM10▲
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Coos Bay?

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.51.6 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
1.6
Median
1.6
Average
1.6
Low
1.6
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +4.3
Both models agree Avg diff: 6.3°C

Where are air quality stations near Coos Bay?

7
Coos Bay Marshfield HS
0.4 km PM2.5: 1.6 µg/m³

What cities are near Coos Bay?

10 Roseburg 25 Eugene 15 Grants Pass 10 Central Point 10 Corvallis 11 Dallas 10 Four Corners 8 Keizer 7 Hayesville 7 McMinnville
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T06:49 UTC.