Hourly Weather | Today Wednesday, August 12, 2026
Active Weather Warnings
Longview, Texas
8 AM
Cloudy Weather
81°
Feels Like 90°
0
Humidity: 81%
UV Index: 2
Wind: 8 mph
9 AM
Cloudy Weather
84°
Feels Like 93°
0
Humidity: 75%
UV Index: 3
Wind: 9 mph
10 AM
Sunny Weather
88°
Feels Like 99°
0
Humidity: 67%
UV Index: 4
Wind: 9 mph
11 AM
Sunny Weather
90°
Feels Like 102°
0
Humidity: 58%
UV Index: 7
Wind: 9 mph
12 PM
Sunny Weather
93°
Feels Like 106°
0
Humidity: 51%
UV Index: 9
Wind: 9 mph
1 PM
Cloudy Weather
95°
Feels Like 108°
0
Humidity: 45%
UV Index: 11
Wind: 9 mph
2 PM
Cloudy Weather
97°
Feels Like 108°
0
Humidity: 40%
UV Index: 9
Wind: 9 mph
3 PM
Sunny Weather
99°
Feels Like 106°
0
Humidity: 37%
UV Index: 7
Wind: 9 mph
4 PM
Cloudy Weather
99°
Feels Like 104°
0
Humidity: 35%
UV Index: 4
Wind: 9 mph
5 PM
Cloudy Weather
100°
Feels Like 102°
0
Humidity: 34%
UV Index: 3
Wind: 9 mph
6 PM
Cloudy Weather
99°
Feels Like 100°
0
Humidity: 36%
UV Index: 2
Wind: 9 mph
7 PM
Cloudy Weather
97°
Feels Like 97°
0
Humidity: 38%
UV Index: 1
Wind: 8 mph
8 PM
Cloudy Weather
93°
Feels Like 95°
0
Humidity: 44%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
91°
Feels Like 93°
0
Humidity: 51%
UV Index: 0
Wind: 7 mph
10 PM
Night
88°
Feels Like 91°
0
Humidity: 58%
UV Index: 0
Wind: 7 mph
11 PM
Night
86°
Feels Like 91°
0
Humidity: 65%
UV Index: 0
Wind: 7 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 3.27 µg/m³
  • PM10: 6.86 µg/m³
  • O3: 0.012 ppm
  • NO2: 2.4 ppb
  • SO2: 0.5 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.94 µg/m³
  • PM10: 6.38 µg/m³
  • O3: 0.013 ppm
  • NO2: 1.7 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.66 µg/m³
  • PM10: 5.95 µg/m³
  • O3: 0.016 ppm
  • NO2: 1.2 ppb
  • SO2: 0.4 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 1.97 µg/m³
  • PM10: 4.4 µg/m³
  • O3: 0.022 ppm
  • NO2: 0.7 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
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 1.86 µg/m³
  • PM10: 3.82 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.4 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
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 2.37 µg/m³
  • PM10: 4.29 µg/m³
  • O3: 0.030 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.

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

Pollutant Concentrations:

  • PM2.5: 2.75 µg/m³
  • PM10: 4.56 µg/m³
  • O3: 0.033 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.

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

Pollutant Concentrations:

  • PM2.5: 2.64 µg/m³
  • PM10: 4.16 µg/m³
  • O3: 0.034 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.

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

Pollutant Concentrations:

  • PM2.5: 2.65 µg/m³
  • PM10: 4.02 µg/m³
  • O3: 0.035 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.

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

Pollutant Concentrations:

  • PM2.5: 2.85 µg/m³
  • PM10: 4.17 µg/m³
  • O3: 0.037 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 3.36 µg/m³
  • PM10: 4.76 µg/m³
  • O3: 0.038 ppm
  • NO2: 0.3 ppb
  • SO2: 0.2 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 4.25 µg/m³
  • PM10: 5.87 µg/m³
  • O3: 0.041 ppm
  • NO2: 0.5 ppb
  • SO2: 0.3 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.21 µg/m³
  • PM10: 7.17 µg/m³
  • O3: 0.043 ppm
  • NO2: 0.8 ppb
  • SO2: 0.5 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 5.92 µg/m³
  • PM10: 8.27 µg/m³
  • O3: 0.044 ppm
  • NO2: 1.1 ppb
  • SO2: 0.6 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 6.07 µg/m³
  • PM10: 8.77 µg/m³
  • O3: 0.043 ppm
  • NO2: 1.3 ppb
  • SO2: 0.8 ppb
  • CO: 0.09 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: 5.43 µg/m³
  • PM10: 8.31 µg/m³
  • O3: 0.038 ppm
  • NO2: 1.6 ppb
  • SO2: 0.9 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Longview

Moderate Expected Likely

Heat Advisory

Heat Advisory issued August 12 at 1:41AM CDT until August 14 at 8:00PM CDT by NWS Shreveport LA
Aug 12, 1:41 AM Aug 14, 8:00 PM
WHAT: Heat index values up to 107.

WHERE: Portions of south central and southwest Arkansas, north
central and northwest Louisiana, southeast Oklahoma, and east and
northeast Texas.

WHEN: Until 8 PM CDT Friday.

IMPACTS: Hot temperatures and high humidity may cause heat
illnesses.
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Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, 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 9 1 1.
Updated: Aug 12, 6:06 AM Source: NWS Alert