Today | Weather | Wednesday, March 18, 2026

Weather in Lake Charles, Louisiana

04:15 AM
Now
Cloudy Night
39° F
Feels Like 39°
Precipitation 0 %
Wind 5 mph
Humidity 81 %
Today
Cloudy Weather
Day 70°
Night 48°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 7

Lake Charles Weather Forecast Updated

Last updated on

Air Quality in Lake Charles

NOW
80 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.43 µg/m³
PM10 2.72 µg/m³
O3 0.064 ppm
NO2 0.2 ppb
SO2 0.3 ppb
CO 0.12 ppm
NH3 0.48 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.51.43 µg/m³
PM102.72 µg/m³
O3124.92 µg/m³
NO20.33 µg/m³
SO20.72 µg/m³
CO133.09 µg/m³
NH30.48 µg/m³
NO0 µg/m³