Hourly Weather | Today Saturday, October 11, 2025
Active Weather Warnings
Lewisville, Texas
2 AM
Night
64°
Feels Like 63°
0
Humidity: 75%
Wind: 6 mph
UV Index: 0
3 AM
Night
64°
Feels Like 63°
0
Humidity: 75%
Wind: 6 mph
UV Index: 0
4 AM
Night
64°
Feels Like 63°
0
Humidity: 74%
Wind: 6 mph
UV Index: 0
5 AM
Night
64°
Feels Like 64°
0
Humidity: 74%
Wind: 6 mph
UV Index: 0
6 AM
Night
64°
Feels Like 64°
0
Humidity: 74%
Wind: 5 mph
UV Index: 0
7 AM
Night
64°
Feels Like 64°
0
Humidity: 74%
Wind: 5 mph
UV Index: 0
8 AM
Cloudy Weather
66°
Feels Like 66°
0
Humidity: 68%
Wind: 6 mph
UV Index: 7
9 AM
Cloudy Weather
72°
Feels Like 72°
0
Humidity: 59%
Wind: 7 mph
UV Index: 16
10 AM
Cloudy Weather
75°
Feels Like 75°
0
Humidity: 51%
Wind: 7 mph
UV Index: 26
11 AM
Cloudy Weather
79°
Feels Like 81°
0
Humidity: 45%
Wind: 7 mph
UV Index: 38
12 PM
Cloudy Weather
81°
Feels Like 84°
0
Humidity: 41%
Wind: 7 mph
UV Index: 46
1 PM
Cloudy Weather
84°
Feels Like 88°
0
Humidity: 36%
Wind: 7 mph
UV Index: 49
2 PM
Cloudy Weather
88°
Feels Like 90°
0
Humidity: 33%
Wind: 7 mph
UV Index: 46
3 PM
Cloudy Weather
88°
Feels Like 90°
0
Humidity: 31%
Wind: 7 mph
UV Index: 38
4 PM
Cloudy Weather
90°
Feels Like 90°
0
Humidity: 29%
Wind: 7 mph
UV Index: 26
5 PM
Cloudy Weather
88°
Feels Like 88°
0
Humidity: 29%
Wind: 7 mph
UV Index: 16
6 PM
Cloudy Weather
88°
Feels Like 84°
0
Humidity: 31%
Wind: 7 mph
UV Index: 7
7 PM
Cloudy Weather
84°
Feels Like 81°
0
Humidity: 35%
Wind: 7 mph
UV Index: 0
8 PM
Cloudy Night
82°
Feels Like 79°
0
Humidity: 38%
Wind: 7 mph
UV Index: 0
9 PM
Cloudy Night
81°
Feels Like 77°
0
Humidity: 42%
Wind: 7 mph
UV Index: 0
10 PM
Cloudy Night
79°
Feels Like 75°
0
Humidity: 44%
Wind: 7 mph
UV Index: 0
11 PM
Cloudy Night
79°
Feels Like 75°
0
Humidity: 47%
Wind: 7 mph
UV Index: 0

Hourly Air Quality Forecast - AQI (US EPA)

2 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.81 µg/m³
  • PM10: 7.81 µg/m³
  • O3: 0.027 ppm
  • NO2: 2.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

3 AM
28 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.68 µg/m³
  • PM10: 7.64 µg/m³
  • O3: 0.025 ppm
  • NO2: 2.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

4 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.57 µg/m³
  • PM10: 7.5 µg/m³
  • O3: 0.024 ppm
  • NO2: 2 ppb
  • SO2: 0.2 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

5 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.46 µg/m³
  • PM10: 7.36 µg/m³
  • O3: 0.022 ppm
  • NO2: 1.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

6 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.42 µg/m³
  • PM10: 7.31 µg/m³
  • O3: 0.021 ppm
  • NO2: 1.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

7 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.43 µg/m³
  • PM10: 7.36 µg/m³
  • O3: 0.019 ppm
  • NO2: 2.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

8 AM
27 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.39 µg/m³
  • PM10: 7.39 µg/m³
  • O3: 0.017 ppm
  • NO2: 2.9 ppb
  • SO2: 0.1 ppb
  • CO: 0.12 ppm

Health Recommendations:

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

9 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.31 µg/m³
  • PM10: 7.36 µg/m³
  • O3: 0.016 ppm
  • NO2: 2.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

10 AM
26 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 6.23 µg/m³
  • PM10: 7.31 µg/m³
  • O3: 0.019 ppm
  • NO2: 2 ppb
  • SO2: 0.3 ppb
  • CO: 0.13 ppm

Health Recommendations:

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

11 AM
37 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.04 µg/m³
  • PM10: 7.11 µg/m³
  • O3: 0.040 ppm
  • NO2: 1 ppb
  • SO2: 1.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

12 PM
41 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 6.4 µg/m³
  • PM10: 7.48 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.7 ppb
  • SO2: 1.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

1 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 7.07 µg/m³
  • PM10: 8.15 µg/m³
  • O3: 0.047 ppm
  • NO2: 0.5 ppb
  • SO2: 1.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

2 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.09 µg/m³
  • PM10: 6.01 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.3 ppb
  • SO2: 0.7 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

3 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.06 µg/m³
  • PM10: 4.96 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

4 PM
46 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.93 µg/m³
  • PM10: 4.83 µg/m³
  • O3: 0.050 ppm
  • NO2: 0.2 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

5 PM
43 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.13 µg/m³
  • PM10: 5.03 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.6 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

6 PM
38 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.42 µg/m³
  • PM10: 5.36 µg/m³
  • O3: 0.041 ppm
  • NO2: 1.3 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

7 PM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.68 µg/m³
  • PM10: 5.67 µg/m³
  • O3: 0.036 ppm
  • NO2: 2 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 PM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.93 µg/m³
  • PM10: 5.98 µg/m³
  • O3: 0.033 ppm
  • NO2: 2.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

9 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.18 µg/m³
  • PM10: 6.31 µg/m³
  • O3: 0.032 ppm
  • NO2: 2.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

10 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.41 µg/m³
  • PM10: 6.59 µg/m³
  • O3: 0.031 ppm
  • NO2: 2.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

11 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.54 µg/m³
  • PM10: 6.73 µg/m³
  • O3: 0.030 ppm
  • NO2: 2.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.11 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Lewisville

Air Quality Alert

Air Quality Alert issued October 10 at 2:21PM CDT by NWS Fort Worth TX
Oct 10, 2:21 PM Oct 11, 5:30 PM
AQAFWD

The Texas Commission on Environmental Quality (TCEQ) has issued
an Ozone Action Day for the Dallas-Fort Worth area for Saturday,
October 11, 2025.

Atmospheric conditions are expected to be favorable for producing
high levels of ozone air pollution in the Dallas-Fort Worth area
on Saturday. 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/goto/ozonefacts)

Air North Texas: (www.airnorthtexas.org)

EPA Air Now
(www.airnow.gov/index.cfm?action.local_state&STATEID=45&TAB=0)

Take care of Texas (www.takecareoftexas.org)

North Central Texas Council of Governments Air Quality
(www.nctcog.org/trans/air/index.asp)
Updated: Oct 11, 12:52 AM Source: NWS Alert