Today | Weather | Wednesday, September 23, 2026

Active Weather Warnings

Air Quality Alert

Weather in Dallas, Texas

03:14 PM

Now

95° F

Feels Like 100°

Precipitation 0 %

Wind 8 mph

UV Index (0 - 11+) 5

Humidity 41 %

Today

Day 97°

Night 73°

Precipitation 6 %

Wind 8 mph

UV Index (0 - 11+) 7

Dallas Weather Forecast Updated

Last updated on September 23, 2026 at 1:44 PM

Weather Forecast History

Last Year's Weather on This Day (September 23, 2025)

Day

97°

Night

72°

Wind

8 mph

Precipitation

97 %

Air Quality in Dallas

NOW

46 AQI

Good air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 4.29 µg/m³

PM₁₀ 4.88 µg/m³

O₃ 0.049 ppm

NO₂ 0.3 ppb

SO₂ 0.2 ppb

CO 0.10 ppm

NH₃ 0.17 µg/m³

NO 0.04 µg/m³

PM_2.5 – 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)

PM_2.5 – 4.29 µg/m³

PM₁₀ – 4.88 µg/m³

O₃ – 96.93 µg/m³

NO₂ – 0.6 µg/m³

SO₂ – 0.56 µg/m³

CO – 110.66 µg/m³

NH₃ – 0.17 µg/m³

NO – 0.04 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Dallas

Air Quality Alert

Air Quality Alert issued September 22 at 2:48PM CDT by NWS Fort Worth TX

Sep 22, 2:48 PM → Sep 23, 6:00 PM

AQAFWD

The Texas Commission on Environmental Quality (TCEQ) has issued
an Ozone Action Day for the Dallas-Fort Worth area for Wednesday,
September 23, 2026.

Atmospheric conditions are expected to be favorable for producing
high levels of ozone air pollution in the Dallas-Fort Worth area
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/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: Sep 23, 1:44 PM Source: NWS Alert