Hourly Weather | Today Tuesday, August 18, 2026
Active Weather Warnings
Fort Worth, Texas
3 AM
Night
88°
Feels Like 86°
0
Humidity: 41%
UV Index: 0
Wind: 9 mph
4 AM
Night
88°
Feels Like 84°
0
Humidity: 43%
UV Index: 0
Wind: 9 mph
5 AM
Night
86°
Feels Like 82°
0
Humidity: 46%
UV Index: 0
Wind: 9 mph
6 AM
Night
84°
Feels Like 82°
0
Humidity: 48%
UV Index: 0
Wind: 8 mph
7 AM
Sunny Weather
82°
Feels Like 82°
0
Humidity: 50%
UV Index: 1
Wind: 8 mph
8 AM
Sunny Weather
86°
Feels Like 86°
0
Humidity: 47%
UV Index: 2
Wind: 8 mph
9 AM
Sunny Weather
90°
Feels Like 90°
0
Humidity: 43%
UV Index: 3
Wind: 8 mph
10 AM
Sunny Weather
91°
Feels Like 95°
0
Humidity: 39%
UV Index: 4
Wind: 8 mph
11 AM
Sunny Weather
95°
Feels Like 99°
0
Humidity: 34%
UV Index: 7
Wind: 8 mph
12 PM
Sunny Weather
99°
Feels Like 104°
0
Humidity: 30%
UV Index: 9
Wind: 7 mph
1 PM
Sunny Weather
100°
Feels Like 108°
0
Humidity: 26%
UV Index: 10
Wind: 7 mph
2 PM
Sunny Weather
102°
Feels Like 108°
0
Humidity: 24%
UV Index: 9
Wind: 8 mph
3 PM
Sunny Weather
102°
Feels Like 106°
0
Humidity: 24%
UV Index: 7
Wind: 9 mph
4 PM
Sunny Weather
102°
Feels Like 104°
0
Humidity: 24%
UV Index: 4
Wind: 9 mph
5 PM
Sunny Weather
102°
Feels Like 102°
0
Humidity: 24%
UV Index: 3
Wind: 10 mph
6 PM
Sunny Weather
102°
Feels Like 100°
0
Humidity: 25%
UV Index: 2
Wind: 10 mph
7 PM
Sunny Weather
100°
Feels Like 99°
0
Humidity: 26%
UV Index: 1
Wind: 10 mph
8 PM
Cloudy Weather
99°
Feels Like 95°
0
Humidity: 29%
UV Index: 0
Wind: 10 mph
9 PM
Cloudy Night
95°
Feels Like 91°
0
Humidity: 32%
UV Index: 0
Wind: 10 mph
10 PM
Cloudy Night
91°
Feels Like 90°
0
Humidity: 35%
UV Index: 0
Wind: 10 mph
11 PM
Cloudy Night
93°
Feels Like 90°
0
Humidity: 35%
UV Index: 0
Wind: 10 mph

Hourly Air Quality Forecast - AQI (US EPA)

3 AM
34 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.11 µg/m³
  • PM10: 3.89 µg/m³
  • O3: 0.037 ppm
  • NO2: 1.1 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

4 AM
31 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.93 µg/m³
  • PM10: 3.81 µg/m³
  • O3: 0.034 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

5 AM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.82 µg/m³
  • PM10: 3.79 µg/m³
  • O3: 0.031 ppm
  • NO2: 1 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 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: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.79 µg/m³
  • PM10: 3.84 µg/m³
  • O3: 0.029 ppm
  • NO2: 1 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

7 AM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.79 µg/m³
  • PM10: 3.93 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

8 AM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.8 µg/m³
  • PM10: 4 µg/m³
  • O3: 0.024 ppm
  • NO2: 1.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

9 AM
22 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.82 µg/m³
  • PM10: 4.09 µg/m³
  • O3: 0.024 ppm
  • NO2: 1.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

10 AM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.91 µg/m³
  • PM10: 4.26 µg/m³
  • O3: 0.025 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.97 µg/m³
  • PM10: 4.06 µg/m³
  • O3: 0.035 ppm
  • NO2: 0.4 ppb
  • SO2: 0.3 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.29 µg/m³
  • PM10: 4.15 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.63 µg/m³
  • PM10: 4.4 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.72 µg/m³
  • PM10: 4.27 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.2 ppb
  • SO2: 0.2 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.6 µg/m³
  • PM10: 3.88 µg/m³
  • O3: 0.044 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.54 µg/m³
  • PM10: 3.67 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.56 µg/m³
  • PM10: 3.62 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.2 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.61 µg/m³
  • PM10: 3.62 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.6 µg/m³
  • PM10: 3.57 µg/m³
  • O3: 0.046 ppm
  • NO2: 0.3 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.54 µg/m³
  • PM10: 3.47 µg/m³
  • O3: 0.045 ppm
  • NO2: 0.5 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.42 µg/m³
  • PM10: 3.32 µg/m³
  • O3: 0.042 ppm
  • NO2: 0.6 ppb
  • SO2: 0.1 ppb
  • CO: 0.07 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.2 µg/m³
  • PM10: 3.06 µg/m³
  • O3: 0.040 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.85 µg/m³
  • PM10: 2.65 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Fort Worth

Severe Expected Likely

Extreme Heat Warning

Extreme Heat Warning issued August 17 at 12:45PM CDT until August 18 at 8:00PM CDT by NWS Fort Worth TX
Aug 18, 12:00 PM Aug 18, 8:00 PM
WHAT: For the Heat Advisory, heat index values up to 106. For the
Extreme Heat Warning, dangerously hot conditions with temperatures
values up to 108 expected.

WHERE: Portions of North Texas.

WHEN: For the Heat Advisory, until noon CDT Tuesday. For the
Extreme Heat Warning, from noon to 8 PM CDT Tuesday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity will increase the risk for heat-related illnesses to
occur, particularly for those working or participating in outdoor
activities.
+ Read More
Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous activities to the early morning or evening. Check up on relatives and neighbors. Never leave young children or pets in an enclosed vehicle, even for a short time, as temperatures can quickly rise to life-threatening levels. Know the signs and symptoms of heat exhaustion and heat stroke. To reduce risk when outdoors, the occupational safety and health administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 911 ASAP if you or someone you know is exhibiting signs of heat stroke. Extreme heat is dangerous, especially for those without reliable shelter. Limit time outdoors during the hottest time of the day, typically from 2 to 7 PM, rest in the shade when possible, and drink plenty of water. Locate nearby cooling centers through local resources or dial 2-1-1 in Texas.
Updated: Aug 17, 6:27 PM Source: NWS Alert
Moderate Expected Likely

Heat Advisory

Heat Advisory issued August 17 at 12:45PM CDT until August 18 at 12:00PM CDT by NWS Fort Worth TX
Aug 17, 12:45 PM Aug 18, 12:00 PM
WHAT: For the Heat Advisory, heat index values up to 106. For the
Extreme Heat Warning, dangerously hot conditions with temperatures
values up to 108 expected.

WHERE: Portions of North Texas.

WHEN: For the Heat Advisory, until noon CDT Tuesday. For the
Extreme Heat Warning, from noon to 8 PM CDT Tuesday.

IMPACTS: Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity will increase the risk for heat-related illnesses to
occur, particularly for those working or participating in outdoor
activities.
+ Read More
Take extra precautions when outside by staying hydrated, wearing lightweight and loose fitting clothing, and limiting strenuous activities to the early morning or evening. Check up on relatives and neighbors. Never leave young children or pets in an enclosed vehicle, even for a short time, as temperatures can quickly rise to life-threatening levels. Know the signs and symptoms of heat exhaustion and heat stroke. To reduce risk when outdoors, the occupational safety and health administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 911 ASAP if you or someone you know is exhibiting signs of heat stroke. Extreme heat is dangerous, especially for those without reliable shelter. Limit time outdoors during the hottest time of the day, typically from 2 to 7 PM, rest in the shade when possible, and drink plenty of water. Locate nearby cooling centers through local resources or dial 2-1-1 in Texas.
Updated: Aug 17, 6:27 PM Source: NWS Alert