Lexington Weather

Lexington, Massachusetts, USA

65°F
7/16/2026 4:15am 
  • Lexington Conditions: Smoke, Clear
  • Temperature: 64.9°F / 18.3°CColder 1.1°F than last hour.
  • Dew Point: 57.2°F 
  • Relative Humidity: 76%Increased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.79 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Air Quality Alert
 - SEE ALL NEARBY ALERTS -

Air Quality Alert

Issued by the National Weather Service - Baltimore/Washington

    AIR QUALITY ALERT  

Frederick, MD; Carroll, MD; Northwest Montgomery, MD; Northwest Howard, MD

Air Quality Alert issued July 15 at 4:40PM EDT by NWS Baltimore MD/Washington DC

AIR QUALITY ALERT IS IN EFFECT FOR THURSDAY JULY 16 2026

Areas Affected: Frederick; Carroll; Northwest Montgomery; Northwest Howard

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Wednesday 4:43pm EDT

Alert Effective: Wednesday 4:40pm EDT

Alert Expires: Friday 12:00am EDT

Event Onset: Wednesday 4:40pm EDT

Issued by: NWS Baltimore MD/Washington DC

Details: 
...AIR QUALITY ALERT IS IN EFFECT FOR THURSDAY JULY 16 2026...

The Maryland Department of the Environment has issued a Code
ORANGE Air Quality Alert Thursday for
the Maryland Piedmont 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

Meta data: 
ID: urn:oid:2.49.0.1.840.0.89dabf007f82810e4344bcefb3cd2e952250d39e.005.1
Codes: MDZ004, MDZ005, MDZ503, MDZ505
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.89dabf007f82810e4344bcefb3cd2e952250d39e.005.1