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Today | Weather | Wednesday, December 24, 2025
Active Weather Warnings

Weather in New Orleans, Louisiana

10:22 AM
Now
Foggy Weather
66° F
Feels Like 66°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 2
Humidity 85 %
Today
Cloudy Weather
Day 73°
Night 59°
Precipitation 2 %
Wind 6 mph
UV Index (0 - 11+) 3

New Orleans Weather Forecast Updated

27 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (December 24, 2024)
Cloudy Weather

Day

68°

Night

57°

Wind

9 mph

UV Index

3

Precipitation

1 %

Air Quality in New Orleans

NOW
39 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 4.32 µg/m³
PM10 10.79 µg/m³
O3 0.042 ppm
NO2 0.2 ppb
SO2 0.1 ppb
CO 0.11 ppm
NH3 0 µg/m³
NO 0.05 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 considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 4.32 µg/m³
PM10 – 10.79 µg/m³
O3 – 82.45 µg/m³
NO2 – 0.37 µg/m³
SO2 – 0.27 µg/m³
CO – 124.24 µg/m³
NH3 – 0 µg/m³
NO – 0.05 µg/m³
View Hourly Air Quality Forecast

Weather Alerts and Warnings for New Orleans

Moderate Expected Likely

Dense Fog Advisory

Dense Fog Advisory issued December 24 at 9:15AM CST until December 24 at 11:00AM CST by NWS New Orleans LA
Dec 24, 9:15 AM → Dec 24, 11:00 AM
WHAT: Visibility one quarter mile or less in dense fog.

WHERE: Portions of southeast Louisiana and southern Mississippi.

WHEN: Until 11 AM CST this morning, and again from 7 PM this
evening to 10 AM CST Thursday.

IMPACTS: Low visibility could make driving conditions hazardous,
especially in areas where smoke can mix with fog to reduce
visibilities to near zero.
+ Read More
If driving, slow down, use your low beam headlights, and leave plenty of distance ahead of you.
Updated: Dec 24, 9:55 AM Source: NWS Alert