Air Quality in Longview, United States

Clear
12.4°C · 48.6% humidity
12.4°
Feels 12.4°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
15 5pm
15
13
12 8pm
0
0
0 11pm
0
0
0 2am
0
12
25 5am
25
25
50 8am
50
50
50 11am
50
25
25 2pm
25
12
Station readings
15
15
13
12
12
CAMS model adj -25
50
37
25
25
25
25
25
25
25
25
25
37
50
50
50
75
75
75
75
75
50
50
50
37
AD 728×90

PM2.5 Trend (24h)

24h · 3 stations
48.6%
Humidity
25.1 km/h
Wind NNE
1016.6 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Longview?

Temperature & Precipitation

PM2.53.47 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (1 station within 25 km)
3.47
Median
3.47
Average
3.47
Low
3.47
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +2.4

What is the 7-day forecast for Longview?

04-09
14.1° 2.0°
04-10
16.5° 2.3°
04-11
8.5° 2.2°
1.25 mm
04-12
5.7° 4.0°
4.81 mm
04-13
9.0° 2.9°
0.75 mm
04-14
11.3° 2.8°
0.44 mm
04-15
12.0° 1.0°
0.06 mm
Both models agree Avg diff: 2.6°C

Where are air quality stations near Longview?

13
30th Ave, Longview, Washington, USA
1.8 km
13
30th Ave, Longview, Washington, USA
1.8 km
10
Kelso
9.4 km PM2.5: 2.5 µg/m³

What cities are near Longview?

20 Battle Ground 17 Salmon Creek 16 Hazel Dell 16 Five Corners 16 Vancouver 16 Orchards 15 Centralia 15 Bethany 16 Hillsboro 19 Forest Grove

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T20:34 UTC.