Today | Weather | Monday, June 29, 2026

Active Weather Warnings

Air Quality Alert

Weather in Union City, New Jersey

10:07 PM

Now

75° F

Feels Like 73°

Precipitation 0 %

Wind 6 mph

Humidity 64 %

Today

Day 86°

Night 72°

Precipitation 0 %

Wind 6 mph

Union City Weather Forecast Updated

56 minutes ago

Last updated on June 29, 2026 at 9:10 PM

Air Quality in Union City

NOW

36 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 8.71 µg/m³

PM₁₀ 11 µg/m³

O₃ 0.033 ppm

NO₂ 2.6 ppb

SO₂ 0.3 ppb

CO 0.12 ppm

NH₃ 0.23 µg/m³

NO 0 µg/m³

PM_2.5 – 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)

PM_2.5 – 8.71 µg/m³

PM₁₀ – 11 µg/m³

O₃ – 65.05 µg/m³

NO₂ – 4.98 µg/m³

SO₂ – 0.82 µg/m³

CO – 137.49 µg/m³

NH₃ – 0.23 µg/m³

NO – 0 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Union City

Air Quality Alert

Air Quality Alert issued June 29 at 9:54AM EDT by NWS Upton NY

Jun 29, 9:54 AM → Jun 29, 11:00 PM

The New Jersey Department of Environmental Protection has issued an
Air Quality Action Day for the following counties:

Bergen, Passaic, Hudson, Essex, and Union.

until 11 PM EDT this evening.

An Air Quality Action Day means that Ground Level Ozone within the
region may approach or exceed unhealthy standards.

For additional information, please visit the New Jersey Department
of Environmental Protection Web site at https://dep.nj.gov/airmon

Updated: Jun 29, 9:10 PM Source: NWS Alert