Lexington Weather

Lexington, Massachusetts, USA

65°F
7/16/2026 4:01am 
  • Lexington Conditions: Smoke, Clear
  • Temperature: 65.1°F / 18.4°CColder 1.3°F than last hour.
  • Dew Point: 57.0°F 
  • Relative Humidity: 75%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 -

Watches, Warnings, and Advisories

Issued by the National Weather Service - Philadelphia/Mt Holly

    AIR QUALITY ALERT  

Berks, PA

Air Quality Alert issued July 15 at 4:10PM EDT by NWS Mount Holly NJ

AIR QUALITY ALERT IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT EDT THURSDAY NIGHT

Areas Affected: Carbon; Monroe; Berks; Lehigh; Northampton; Delaware; Philadelphia; Western Chester; Eastern Chester; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Wednesday 4:10pm EDT

Alert Effective: Wednesday 4:10pm EDT

Alert Expires: Thursday 4:15pm EDT

Event Onset: Wednesday 4:10pm EDT

Issued by: NWS Mount Holly NJ

Details: 
...AIR QUALITY ALERT IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT EDT THURSDAY NIGHT...

The Pennsylvania Department of Environmental Protection has issued a
Code Red Air Quality Action Day for Fine Particulates, from midnight
tonight to midnight EDT Thursday night.

An Air Quality Action Day means that air quality within the region
may approach or exceed unhealthy standards. For more information on
current and forecast concentrations of ground-level ozone and fine
particulates, visit www.airnow.gov or www.aqpartners.state.pa.us

Meta data: 
ID: urn:oid:2.49.0.1.840.0.1d7be5b2f9ca7b789535f5291ccf2fe6c04e8f0b.002.1
Codes: PAZ054, PAZ055, PAZ060, PAZ061, PAZ062, PAZ070, PAZ071, PAZ101, PAZ102, PAZ103, PAZ104, PAZ105, PAZ106
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1d7be5b2f9ca7b789535f5291ccf2fe6c04e8f0b.002.1