Today | Weather | Friday, September 18, 2026

Weather in Broken Arrow, Oklahoma

03:39 AM
Now
Cloudy Night
79° F
Feels Like 82°
Precipitation 0 %
Wind 6 mph
Humidity 79 %
Today
Cloudy Weather
Day 99°
Night 73°
Precipitation 4 %
Wind 8 mph
UV Index (0 - 11+) 6

Broken Arrow Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (September 18, 2025)
Stormy Weather

Day

86°

Night

64°

Wind

5 mph

Precipitation

58 %

Air Quality in Broken Arrow

NOW
29 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 5.22 µg/m³
PM10 5.52 µg/m³
O3 0.032 ppm
NO2 0.7 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 1.1 µg/m³
NO 0 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

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

Show raw pollutant concentrations (µg/m³)
PM2.55.22 µg/m³
PM105.52 µg/m³
O362.45 µg/m³
NO21.29 µg/m³
SO20.19 µg/m³
CO124.53 µg/m³
NH31.1 µg/m³
NO0 µg/m³