Worst air pollution Silverado Resort – North Course - Napa, today and tomorrow
Today (15 July): Air quality in Silverado Resort – North Course is fair. AQI, NO2, and O3 are fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 AM (O3: 33.8/100).
Tomorrow (16 July 2026): Air quality in Silverado Resort – North Course is fair. AQI improves to medium; PM2.5 increases to fair; NO2 decreases to medium; all other pollutants stay as today. Pollution peaks around 10:00 PM (NO2: 40.9/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
Use our Strava plugin to check your own exposure.
At Silverado Resort – North Course, cool Napa Valley marine air is the main influence on air quality, and wildfire smoke in late summer and fall is the main seasonal concern. Checking conditions before tee time is still the best way to plan around this specific course.
Today - 15 July | Pollution peaks at 10:00
AQI:
Fair
33.8/100
PM2.5 (fine particles):
Good
15.2/100
PM10 (coarse particles):
Good
10.3/100
NO2 (nitrogen dioxide):
Fair
27.2/100
O3 (ozone):
Fair
33.8/100
SO2 (sulfur dioxide):
Good
4.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.7/100
PM1 (ultrafine particles):
Good
9.0/100
Levels show the poorest local air quality during the day
Tomorrow - 16 July | Pollution peaks at 22:00
AQI:
Medium
40.9/100
PM2.5 (fine particles):
Fair
23.6/100
PM10 (coarse particles):
Good
13.1/100
NO2 (nitrogen dioxide):
Medium
40.9/100
O3 (ozone):
Fair
32.8/100
SO2 (sulfur dioxide):
Good
6.8/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.7/100
PM1 (ultrafine particles):
Good
16.5/100
Other Landmarks in Napa
Sports venues in Napa
Frequently Asked Questions
Is air quality bad in Silverado Resort – North Course right now?
On 15 July 2026, overall air quality in Silverado Resort – North Course is fair. AQI is the main air quality indicator at 33.8/100. Pollution peaks around 10:00 AM (O3: 33.8/100).
Will air quality be worse tomorrow in Silverado Resort – North Course?
On 16 July 2026, air quality conditions in Silverado Resort – North Course will be similar to today, with O3 forecast at fair at 32.8/100. Pollution peaks around 10:00 PM (NO2: 40.9/100).
When is air pollution at its worst in Silverado Resort – North Course?
Silverado Resort – North Course's air quality follows a clear seasonal pattern: spring typically offers the best combination of mild weather and clear air, but the long dry stretch from midsummer into autumn brings both ozone and wildfire smoke risk. Dry summer conditions with virtually no rain mean pollution and smoke can linger for extended stretches once they arrive.
Are air quality levels in Silverado Resort – North Course based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
For long term forecasts and maps, see the Airmine app