Humidity: 79%
Wind: 6 mph
UV Index: 0
Humidity: 79%
Wind: 6 mph
UV Index: 0
Humidity: 78%
Wind: 6 mph
UV Index: 0
Humidity: 77%
Wind: 6 mph
UV Index: 0
Humidity: 75%
Wind: 6 mph
UV Index: 0
Humidity: 69%
Wind: 7 mph
UV Index: 7
Humidity: 61%
Wind: 7 mph
UV Index: 17
Humidity: 54%
Wind: 8 mph
UV Index: 27
Humidity: 48%
Wind: 8 mph
UV Index: 39
Humidity: 42%
Wind: 8 mph
UV Index: 48
Humidity: 38%
Wind: 9 mph
UV Index: 52
Humidity: 37%
Wind: 9 mph
UV Index: 48
Humidity: 36%
Wind: 9 mph
UV Index: 39
Humidity: 39%
Wind: 9 mph
UV Index: 27
Humidity: 42%
Wind: 9 mph
UV Index: 17
Humidity: 50%
Wind: 8 mph
UV Index: 7
Humidity: 59%
Wind: 8 mph
UV Index: 0
Humidity: 66%
Wind: 7 mph
UV Index: 0
Humidity: 70%
Wind: 7 mph
UV Index: 0
Humidity: 73%
Wind: 7 mph
UV Index: 0
Humidity: 76%
Wind: 6 mph
UV Index: 0
Hourly Air Quality Forecast - AQI (US EPA)
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
10.93 µg/m³
- PM10:
12.62 µg/m³
- O3:
0.058 ppm
- NO2:
0.4 ppb
- SO2:
0.5 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
10.74 µg/m³
- PM10:
12.38 µg/m³
- O3:
0.056 ppm
- NO2:
0.4 ppb
- SO2:
0.4 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
10.81 µg/m³
- PM10:
12.37 µg/m³
- O3:
0.054 ppm
- NO2:
0.4 ppb
- SO2:
0.4 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
11.14 µg/m³
- PM10:
12.6 µg/m³
- O3:
0.052 ppm
- NO2:
0.5 ppb
- SO2:
0.4 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
11.64 µg/m³
- PM10:
13.04 µg/m³
- O3:
0.050 ppm
- NO2:
0.6 ppb
- SO2:
0.4 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
12.24 µg/m³
- PM10:
13.61 µg/m³
- O3:
0.049 ppm
- NO2:
0.9 ppb
- SO2:
0.4 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
12.9 µg/m³
- PM10:
14.3 µg/m³
- O3:
0.048 ppm
- NO2:
1.2 ppb
- SO2:
0.5 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
13.66 µg/m³
- PM10:
15.17 µg/m³
- O3:
0.048 ppm
- NO2:
1.4 ppb
- SO2:
0.6 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
14.28 µg/m³
- PM10:
15.95 µg/m³
- O3:
0.056 ppm
- NO2:
1.4 ppb
- SO2:
1.3 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
15.53 µg/m³
- PM10:
17.16 µg/m³
- O3:
0.060 ppm
- NO2:
1.1 ppb
- SO2:
1.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
17.01 µg/m³
- PM10:
18.55 µg/m³
- O3:
0.064 ppm
- NO2:
0.7 ppb
- SO2:
1.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
17.99 µg/m³
- PM10:
19.42 µg/m³
- O3:
0.067 ppm
- NO2:
0.5 ppb
- SO2:
1.3 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
18.33 µg/m³
- PM10:
19.65 µg/m³
- O3:
0.067 ppm
- NO2:
0.5 ppb
- SO2:
1.2 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
18.28 µg/m³
- PM10:
19.54 µg/m³
- O3:
0.067 ppm
- NO2:
0.5 ppb
- SO2:
1 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
18.02 µg/m³
- PM10:
19.27 µg/m³
- O3:
0.066 ppm
- NO2:
0.5 ppb
- SO2:
0.9 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
17.51 µg/m³
- PM10:
18.79 µg/m³
- O3:
0.065 ppm
- NO2:
0.6 ppb
- SO2:
0.8 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
16.76 µg/m³
- PM10:
18.11 µg/m³
- O3:
0.063 ppm
- NO2:
0.6 ppb
- SO2:
0.7 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
15.79 µg/m³
- PM10:
17.27 µg/m³
- O3:
0.062 ppm
- NO2:
0.5 ppb
- SO2:
0.6 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
14.94 µg/m³
- PM10:
16.6 µg/m³
- O3:
0.060 ppm
- NO2:
0.4 ppb
- SO2:
0.5 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
14.3 µg/m³
- PM10:
16.19 µg/m³
- O3:
0.059 ppm
- NO2:
0.4 ppb
- SO2:
0.4 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
13.86 µg/m³
- PM10:
16.01 µg/m³
- O3:
0.059 ppm
- NO2:
0.3 ppb
- SO2:
0.4 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Weather Alerts and Warnings for League City
Air Quality Alert
Air Quality Alert issued October 14 at 3:18PM CDT by NWS Houston/Galveston TX
Oct 14, 3:18 PM
→ Oct 15, 7:30 PM
AQAHGX
The Texas Commission on Environmental Quality (TCEQ) has issued an
Ozone Action Day for the Houston, Galveston, and Brazoria area for
Wednesday, October 15, 2025.
Atmospheric conditions are expected to be favorable for producing
high levels of ozone pollution in the Houston, Galveston, and
surrounding areas on Wednesday. You can help prevent ozone pollution by
sharing a ride, walking, riding a bicycle, taking your lunch to work,
avoiding drive through lanes, conserving energy and keeping your vehicle
properly tuned.
For more information on ozone:
Ozone: The Facts www.tceq.texas.gov/airquality/monops/ozonefacts.html
EPA AirNow: www.airnow.gov/?city=Houston&state=TX&country=USA
Take Care of Texas:
www.takecareoftexas.org/conservation-tips/keep-our-air-clean