Air Quality in Gretna, United States

Rain
25.1°C · 81.3% humidity
25.1°
Feels 25.1°
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
24 4pm
24
24
46 7pm
41
36
33 10pm
31
29
28 1am
27
27
26 4am
26
25
24 7am
24
24
25 10am
25
25
25 1pm
25
27
AD 728×90

Air Quality Index Trend

45h · 1 stn

Gretna's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Gretna is 2.2× the WHO annual guideline of 5 µg/m³.

81.3%
Humidity
16.0 km/h
Wind SSW
1012.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
46
11.0 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Gretna?

Temperature & Precipitation

PM2.5 Trend

45h · 1 station
PM2.511.0 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (1 station within 25 km)
11.0
Median
11.0
Average
11.0
Low
11.0
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -5.2

What is the 7-day forecast for Gretna?

05-29
27.3° 23.2°
10.25 mm
05-30
27.9° 22.3°
05-31
28.2° 21.5°
3.38 mm
06-01
29.2° 22.3°
4.56 mm
06-02
29.2° 24.1°
2.31 mm
06-03
28.7° 24.1°
06-04
26.9° 24.0°
0.81 mm
Both models agree Avg diff: 2.0°C

Where are air quality stations near Gretna?

38
united-states-of-america-new-orleans-dumaine-street
6.1 km 35.0°C 70.0% RH PM2.5: 9.0 µg/m³ PM10: 9.0 µg/m³
42
united-states-of-america-new-orleans-pauger-street
6.7 km 32.2°C 79.0% RH PM2.5: 10.0 µg/m³ PM10: 11.0 µg/m³
19
Chalmette Vista site, Louisiana, USA
8.2 km PM2.5: 4.6 µg/m³
70
New Orleans City Park site, Louisiana, USA
9.9 km PM2.5: 21.1 µg/m³
12
Kenner site, Louisiana, USA
25.3 km PM2.5: 2.9 µg/m³

What cities are near Gretna?

46 Terrytown 46 Harvey 46 Marrero 46 New Orleans 46 Chalmette 46 Estelle 46 Metairie 46 Metairie Terrace 46 Kenner 25 Laplace
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-29T00:12 UTC.