Humidity: 57%
Wind: 8 mph
UV Index: 11
Humidity: 60%
Wind: 8 mph
UV Index: 0
Humidity: 63%
Wind: 7 mph
UV Index: 0
Humidity: 69%
Wind: 7 mph
UV Index: 0
Humidity: 74%
Wind: 6 mph
UV Index: 0
Humidity: 76%
Wind: 6 mph
UV Index: 0
Hourly Air Quality Forecast - AQI (US EPA)
Moderate air quality
Dominant pollutant: pm25
Details
Pollutant Concentrations:
- PM2.5:
21.13
µg/m³
- PM10:
36.27
µg/m³
- O₃:
72.19
ppb
- NO₂:
8.88
ppb
- SO₂:
1.79
ppb
- CO:
254.15
ppb
Health Recommendations:
Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.
Moderate air quality
Dominant pollutant: o3
Details
Pollutant Concentrations:
- PM2.5:
20.89
µg/m³
- PM10:
32.48
µg/m³
- O₃:
70.54
ppb
- NO₂:
8.80
ppb
- SO₂:
1.87
ppb
- CO:
245.72
ppb
Health Recommendations:
Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.
Moderate air quality
Dominant pollutant: o3
Details
Pollutant Concentrations:
- PM2.5:
20.71
µg/m³
- PM10:
30.09
µg/m³
- O₃:
64.03
ppb
- NO₂:
9.73
ppb
- SO₂:
1.87
ppb
- CO:
245.64
ppb
Health Recommendations:
Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.
Moderate air quality
Dominant pollutant: o3
Details
Pollutant Concentrations:
- PM2.5:
19.91
µg/m³
- PM10:
27.83
µg/m³
- O₃:
56.72
ppb
- NO₂:
10.97
ppb
- SO₂:
1.86
ppb
- CO:
248.48
ppb
Health Recommendations:
Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.
Moderate air quality
Dominant pollutant: o3
Details
Pollutant Concentrations:
- PM2.5:
18.24
µg/m³
- PM10:
19.08
µg/m³
- O₃:
46.94
ppb
- NO₂:
11.58
ppb
- SO₂:
1.93
ppb
- CO:
236.61
ppb
Health Recommendations:
Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.
Moderate air quality
Dominant pollutant: o3
Details
Pollutant Concentrations:
- PM2.5:
17.25
µg/m³
- PM10:
18.06
µg/m³
- O₃:
40.82
ppb
- NO₂:
13.48
ppb
- SO₂:
1.88
ppb
- CO:
245.02
ppb
Health Recommendations:
Air quality is currently in the acceptable range. However, sensitive individuals should be aware of potential risks from certain pollutants.
Weather Alerts and Warnings for Houston
Air Quality Alert
Air Quality Alert issued September 17 at 2:00PM CDT by NWS Houston/Galveston TX
Sep 17, 2:00 PM
→ Sep 18, 6:00 PM
AQAHGX
The Texas Commission on Environmental Quality (TCEQ) has issued an
Ozone Action Day for the Houston, Galveston, and Brazoria area for
Thursday, September 18, 2025.
Atmospheric conditions are expected to be favorable for producing
high levels of ozone pollution in the Houston, Galveston, and
surrounding areas on Thursday. 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