Hourly Weather | Today Monday, July 20, 2026
Active Weather Warnings
Shreveport, Louisiana
9 PM
Cloudy Night
90°
Feels Like 99°
0
Humidity: 66%
UV Index: 0
Wind: 4 mph
10 PM
Cloudy Night
88°
Feels Like 100°
0
Humidity: 75%
UV Index: 0
Wind: 5 mph
11 PM
Cloudy Night
84°
Feels Like 99°
0
Humidity: 79%
UV Index: 0
Wind: 4 mph

Hourly Air Quality Forecast - AQI (US EPA)

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

Pollutant Concentrations:

  • PM2.5: 2.21 µg/m³
  • PM10: 4.57 µg/m³
  • O3: 0.022 ppm
  • NO2: 1 ppb
  • SO2: 0.1 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.36 µg/m³
  • PM10: 4.88 µg/m³
  • O3: 0.019 ppm
  • NO2: 1 ppb
  • SO2: 0 ppb
  • CO: 0.08 ppm

Health Recommendations:

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

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

Pollutant Concentrations:

  • PM2.5: 2.64 µg/m³
  • PM10: 5.23 µg/m³
  • O3: 0.018 ppm
  • NO2: 1.1 ppb
  • SO2: 0 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 Shreveport

Moderate Expected Likely

Heat Advisory

Heat Advisory issued July 20 at 10:51AM CDT until July 21 at 8:00PM CDT by NWS Shreveport LA
Jul 20, 10:51 AM Jul 21, 8:00 PM
WHAT: Heat index values up to 109.

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 Tuesday.

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.
Updated: Jul 20, 7:54 PM Source: NWS Alert