Today | Weather | Wednesday, March 18, 2026

Weather in Gulfport, Mississippi

02:03 AM
Now
Cloudy Night
37° F
Feels Like 36°
Precipitation 0 %
Wind 5 mph
Humidity 73 %
Today
Cloudy Weather
Day 61°
Night 41°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 7

Gulfport Weather Forecast Updated

31 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 18, 2025)

Day

70°

Night

43°

Air Quality in Gulfport

NOW
73 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.08 µg/m³
PM10 2.03 µg/m³
O3 0.061 ppm
NO2 0.5 ppb
SO2 0.3 ppb
CO 0.12 ppm
NH3 1.01 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)
PM2.51.08 µg/m³
PM102.03 µg/m³
O3120.62 µg/m³
NO21 µg/m³
SO20.9 µg/m³
CO140.66 µg/m³
NH31.01 µg/m³
NO0 µg/m³