Worst air pollution Qal‘at Bīshah, today and tomorrow
Today (16 July): Air quality in Qal‘at Bīshah is fair. PM2.5 and PM10 are fair; AQI and O3 are medium; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 PM (O3: 42.7/100).
Tomorrow (17 July 2026): Air quality in Qal‘at Bīshah is fair. PM10 decreases to medium; all other pollutants stay as today. Pollution peaks around 7:00 PM (O3: 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.
Qal'at Bīshah's air quality reflects the Asir highlands' Bisha River valley position at 1,161 metres in southwestern Saudi Arabia, with vehicle traffic on surrounding roads and the agricultural, government, and construction corridor contributing local sources. The elevated highland position aids dispersal on most days, while windblown desert dust contributes PM10 and Qal'at Bishah generally maintains moderate to good southwestern Saudi Arabian highland city readings throughout most of the year.
Today - 16 July | Pollution peaks at 14:00
AQI:
Medium
42.7/100
PM2.5 (fine particles):
Fair
29.8/100
PM10 (coarse particles):
Fair
29.9/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Medium
42.7/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
2.0/100
PM1 (ultrafine particles):
Good
16.3/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 19:00
AQI:
Medium
40.9/100
PM2.5 (fine particles):
Fair
34.9/100
PM10 (coarse particles):
Medium
40.5/100
NO2 (nitrogen dioxide):
Good
0/100
O3 (ozone):
Medium
40.9/100
SO2 (sulfur dioxide):
Good
0/100
CO (carbon monoxide):
Good
0/100
HCHO (formaldehyde):
Good
1.9/100
PM1 (ultrafine particles):
Good
14.1/100
Frequently Asked Questions
Is air quality bad in Qal‘at Bīshah right now?
On 16 July 2026, overall air quality in Qal‘at Bīshah is fair. PM10 is the main pollutant at 29.9/100. Pollution peaks around 2:00 PM (O3: 42.7/100).
Will air quality be worse tomorrow in Qal‘at Bīshah?
On 17 July 2026, air quality conditions in Qal‘at Bīshah will be similar to today, with PM2.5 forecast at fair at 34.9/100. Pollution peaks around 7:00 PM (O3: 40.9/100).
When is air pollution at its worst in Qal‘at Bīshah?
Qal‘at Bīshah usually sees its poorest air quality when road traffic, construction dust, and agricultural burning coincide with periods when dry, windy weather picks up. Dust carried on these winds adds substantially to particulate levels. Such events are most common in the drier shoulder seasons.
Are air quality levels in Qal‘at Bīshah 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.
Check air quality in other popular cities:
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