Today | Weather | Friday, October 10, 2025
Active Weather Warnings

Weather in Lewisville, Texas

08:12 PM
Now
Night
81° F
Feels Like 79°
Precipitation 0 %
Wind 6 mph
Humidity 47 %
Today
Night
Day 86°
Night 64°
Precipitation 0 %
Wind 6 mph

Lewisville Weather Forecast Updated

1 minute ago
Last updated on

Air Quality in Lewisville

NOW
35 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.75 µg/m³
PM10 8.8 µg/m³
O3 0.037 ppm
NO2 2.7 ppb
SO2 0.4 ppb
CO 0.12 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)
PM2.57.75 µg/m³
PM108.8 µg/m³
O373.36 µg/m³
NO25 µg/m³
SO21.04 µg/m³
CO139.61 µg/m³
NH31.1 µg/m³
NO0 µg/m³

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 10, 8:11 PM Source: NWS Alert