Worst air pollution Yokotemachi, today and tomorrow
Today (16 July): Air quality in Yokotemachi 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: 35.7/100).
Tomorrow (17 July 2026): Air quality in Yokotemachi is fair. All pollutants stay as today. Pollution peaks around 12:00 PM (O3: 34.8/100). 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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Yokotemachi in Akita reflects the Akita Prefecture southern Yoneshiro River valley position, with vehicle traffic on surrounding roads and the rice farming, manufacturing, and agricultural character contributing local sources. Consistent Sea of Japan maritime breezes provide background ventilation, while winter heating generates seasonal PM2.5 elevation and the area generally maintains moderate to good Japanese Sea of Japan coastal plain agricultural city readings throughout most of the year.
Today - 16 July | Pollution peaks at 09:00
AQI:
Fair
35.7/100
PM2.5 (fine particles):
Good
9.7/100
PM10 (coarse particles):
Good
2.7/100
NO2 (nitrogen dioxide):
Good
19.1/100
O3 (ozone):
Fair
35.7/100
SO2 (sulfur dioxide):
Good
3.5/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
15.8/100
PM1 (ultrafine particles):
Good
12.5/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 12:00
AQI:
Fair
34.8/100
PM2.5 (fine particles):
Good
8.7/100
PM10 (coarse particles):
Good
2.4/100
NO2 (nitrogen dioxide):
Good
12.0/100
O3 (ozone):
Fair
34.8/100
SO2 (sulfur dioxide):
Good
3.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
17.8/100
PM1 (ultrafine particles):
Good
11.2/100
Frequently Asked Questions
Is air quality bad in Yokotemachi right now?
On 16 July 2026, overall air quality in Yokotemachi is fair. AQI is the main air quality indicator at 35.7/100. Pollution peaks around 9:00 AM (O3: 35.7/100).
Will air quality be worse tomorrow in Yokotemachi?
On 17 July 2026, air quality conditions in Yokotemachi will be similar to today, with AQI forecast at fair at 34.8/100. Pollution peaks around 12:00 PM (O3: 34.8/100).
When is air pollution at its worst in Yokotemachi?
In Yokotemachi, traffic on the surrounding roads, manufacturing and food processing, and crop farming are the main local sources, with conditions worsening when the sea breeze weakens. Maritime airflow normally ventilates the area well, though calmer spells let levels rise. Fuel burned for winter heating adds an extra layer of particulates on top of other sources.
Are air quality levels in Yokotemachi 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