Worst air pollution Whistling Straits – Straits Course - Sheboygan, today and tomorrow
Today (16 July): Air quality in Whistling Straits – Straits Course is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 9:00 AM (O3: 35.5/100).
Tomorrow (17 July 2026): Air quality in Whistling Straits – Straits Course is fair. All pollutants stay as today. Pollution peaks around 6:00 AM (O3: 30.1/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Whistling Straits Straits Course air quality benefits from its exceptional Lake Michigan shoreline position in Sheboygan County Wisconsin, with Lake Michigan's consistent and powerful lake winds providing outstanding maritime ventilation. Vehicle traffic contributes very modest local sources, while the extraordinary Lake Michigan shoreline links exposure and the lake's ventilation capability generally maintain among Wisconsin's most naturally ventilated major championship venues throughout most of the year.
Today - 16 July | Pollution peaks at 09:00
AQI:
Fair
35.5/100
PM2.5 (fine particles):
Good
7.2/100
PM10 (coarse particles):
Good
4.2/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
35.5/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
5.0/100
PM1 (ultrafine particles):
Good
5.7/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 06:00
AQI:
Fair
30.1/100
PM2.5 (fine particles):
Good
6.0/100
PM10 (coarse particles):
Good
2.2/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Fair
30.1/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
3.6/100
PM1 (ultrafine particles):
Good
5.2/100
Sports venues in Sheboygan
Frequently Asked Questions
Is air quality bad in Whistling Straits – Straits Course right now?
On 16 July 2026, overall air quality in Whistling Straits – Straits Course is fair. AQI is the main air quality indicator at 35.5/100. Pollution peaks around 9:00 AM (O3: 35.5/100).
Will air quality be worse tomorrow in Whistling Straits – Straits Course?
On 17 July 2026, air quality conditions in Whistling Straits – Straits Course will be similar to today, with AQI forecast at fair at 30.1/100. Pollution peaks around 6:00 AM (O3: 30.1/100).
When is air pollution at its worst in Whistling Straits – Straits Course?
Seasonal changes shape air quality at Whistling Straits – Straits Course much as they do across Sheboygan. Typically, the cleanest stretches usually come in spring and fall, between the summer ozone season and the calmer winter pollution episodes, while summer heat waves are the main driver of poor air quality, as ozone builds under stagnant, humid conditions. Calm, cold winter spells can occasionally allow local pollution to build up before the next weather system clears it.
Are air quality levels in Whistling Straits – Straits 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