Today | Weather | Friday, June 5, 2026

Active Weather Warnings

Air Quality Alert

Weather in Baltimore, Maryland

01:59 PM

Now

91° F

Feels Like 99°

Precipitation 0 %

Wind 7 mph

UV Index (0 - 11+) 10

Humidity 25 %

Today

Day 93°

Night 66°

Precipitation 1 %

Wind 6 mph

UV Index (0 - 11+) 11

Warning: Extreme UV Index Today: 11

Overexposure to the sun's harmful UV rays can cause sunburn and increase the risk of developing skin cancer, including melanoma. Protect yourself by wearing clothing that covers your skin, sunglasses, and a hat. Apply a broad-spectrum sunscreen with an SPF of 30 or higher every two hours, even on cloudy days. Minimize direct sun exposure during peak hours (10 AM to 4 PM) to reduce the risk.

Baltimore Weather Forecast Updated

Last updated on June 05, 2026 at 12:54 PM

Weather Forecast History

Last Year's Weather on This Day (June 5, 2025)

Day

90°

Night

66°

Wind

7 mph

UV Index

Precipitation

6 %

Air Quality in Baltimore

NOW

87 AQI

Moderate air quality Dominant pollutant: O₃

Pollutant Concentrations:

PM_2.5 10.26 µg/m³

PM₁₀ 11.11 µg/m³

O₃ 0.066 ppm

NO₂ 0.5 ppb

SO₂ 0.5 ppb

CO 0.10 ppm

NH₃ 0.11 µg/m³

NO 0.14 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 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)

PM_2.5 – 10.26 µg/m³

PM₁₀ – 11.11 µg/m³

O₃ – 129.36 µg/m³

NO₂ – 0.91 µg/m³

SO₂ – 1.31 µg/m³

CO – 112.1 µg/m³

NH₃ – 0.11 µg/m³

NO – 0.14 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Baltimore

Air Quality Alert

Air Quality Alert issued June 4 at 4:40PM EDT by NWS Baltimore MD/Washington DC

Jun 4, 4:40 PM → Jun 6, 12:00 AM

The Maryland Department of the Environment has issued a Code
ORANGE Air Quality Alert Friday for
the Baltimore City Metro and Annapolis region.

A Code Orange Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases and
the elderly. The effects of air pollution can be minimized by
avoiding strenuous activity or exercise outdoors.

For more information on ground-level ozone
and fine particles visit the web site
mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx

Updated: Jun 5, 12:54 PM Source: NWS Alert