Hourly Weather | Today Thursday, February 5, 2026
Active Weather Warnings
Eugene, Oregon
7 PM
Night
52°
Feels Like 52°
0
Humidity: 77%
UV Index: 0
Wind: 5 mph
8 PM
Night
48°
Feels Like 48°
0
Humidity: 81%
UV Index: 0
Wind: 5 mph
9 PM
Cloudy Night
46°
Feels Like 46°
0
Humidity: 86%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
43°
Feels Like 43°
0
Humidity: 93%
UV Index: 0
Wind: 4 mph
11 PM
Cloudy Night
43°
Feels Like 45°
0
Humidity: 90%
UV Index: 0
Wind: 2 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 4.18 µg/m³
  • PM10: 4.64 µg/m³
  • O3: 0.015 ppm
  • NO2: 2.9 ppb
  • SO2: 0 ppb
  • CO: 0.16 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.21 µg/m³
  • PM10: 4.7 µg/m³
  • O3: 0.013 ppm
  • NO2: 3.1 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.26 µg/m³
  • PM10: 4.78 µg/m³
  • O3: 0.012 ppm
  • NO2: 3.2 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.31 µg/m³
  • PM10: 4.85 µg/m³
  • O3: 0.012 ppm
  • NO2: 3.2 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.36 µg/m³
  • PM10: 4.89 µg/m³
  • O3: 0.011 ppm
  • NO2: 3.1 ppb
  • SO2: 0 ppb
  • CO: 0.17 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Eugene

Moderate Expected Likely

Air Stagnation Advisory

Air Stagnation Advisory issued February 5 at 12:39PM PST until February 6 at 10:00PM PST by NWS Portland OR
Feb 5, 12:39 PM Feb 6, 10:00 PM
WHAT: Light winds and limited air movement will lead to a period
of stagnant air conditions.

WHERE: Lower Columbia River and Cowlitz River Valleys, and Lane
County Lowlands.

WHEN: Until 10 PM PST Friday.

IMPACTS: Deteriorating air quality may cause issues for people
with respiratory problems.

ADDITIONAL DETAILS: The Dense Fog Advisory has been cancelled as
visibilities have risen above one quarter of a mile.
+ Read More
State air quality agencies highly recommend that no outdoor burning occur and that residential wood burning devices be limited as much as possible. According to state air quality agencies, prolonged periods of stagnant air can hold pollutants close to the ground where people live and breathe. Check with your local burn agency for any current restrictions in your area. People with respiratory illness should follow their physician's advice for dealing with high levels of air pollution during periods of stagnant air, especially if an Air Quality Alert is in effect for your area. To see if an Air Quality Alert is in effect for your area, go to www.weather.gov/pqr and left-click your location on the homepage map display. Alternatively, you could also type your location into the search bar found on the top-left hand side of the homepage. From there, you will see an Air Quality Alert listed at the top if one is in effect for your location; you can click the alert to read more details if applicable.
Updated: Feb 5, 5:26 PM Source: NWS Alert