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 - State College, PA

    AIR QUALITY ALERT  

Dauphin, PA; Lebanon, PA; Cumberland, PA; York, PA; Lancaster, PA; Warren, PA; McKean, PA; Potter, PA; Elk, PA; Cameron, PA; Northern Clinton, PA; Clearfield, PA; Northern Centre, PA; Southern Centre, PA; Cambria, PA; Blair, PA; Huntingdon, PA; Mifflin, PA; Juniata, PA; Somerset, PA; Bedford, PA; Fulton, PA; Franklin, PA; Tioga, PA; Northern Lycoming, PA; Sullivan, PA; Southern Clinton, PA; Southern Lycoming, PA; Union, PA; Snyder, PA; Montour, PA; Northumberland, PA; Columbia, PA; Perry, PA; Schuylkill, PA; Adams, PA

Air Quality Alert issued July 15 at 3:18PM EDT by NWS State College PA

AIR QUALITY ALERT IN EFFECT THURSDAY AND FRIDAY

Areas Affected: Warren; McKean; Potter; Elk; Cameron; Northern Clinton; Clearfield; Northern Centre; Southern Centre; Cambria; Blair; Huntingdon; Mifflin; Juniata; Somerset; Bedford; Fulton; Franklin; Tioga; Northern Lycoming; Sullivan; Southern Clinton; Southern Lycoming; Union; Snyder; Montour; Northumberland; Columbia; Perry; Dauphin; Schuylkill; Lebanon; Cumberland; Adams; York; Lancaster

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Wednesday 3:18pm EDT

Alert Effective: Wednesday 3:18pm EDT

Alert Expires: Friday 12:00am EDT

Event Onset: Wednesday 3:18pm EDT

Issued by: NWS State College PA

Details: 
...AIR QUALITY ALERT IN EFFECT THURSDAY AND FRIDAY...

The Pennsylvania Department of Environmental Protection has issued a
Code RED Air Quality Alert for all of Central Pennsylvania for
Thursday, July 16th.

The Pennsylvania Department of Environmental Protection has issued a
Code ORANGE Air Quality Alert for all of Central Pennsylvania for
Friday, July 17th.

Wildfire smoke from Ontario Canada and Minnesota will enter the
Commonwealth from north to south this afternoon and linger through
Friday.

Everyone may experience health effects. Members of sensitive groups
may experience more serious health effects.

For more information on ground-level ozone and fine particles, visit
www.airnow.gov, and www.aqpartners.state.pa.us.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.991e0d8ee9332bdf4a95aaa0d68438d814a8dca1.001.1
Codes: PAZ004, PAZ005, PAZ006, PAZ010, PAZ011, PAZ012, PAZ017, PAZ018, PAZ019, PAZ024, PAZ025, PAZ026, PAZ027, PAZ028, PAZ033, PAZ034, PAZ035, PAZ036, PAZ037, PAZ041, PAZ042, PAZ045, PAZ046, PAZ049, PAZ050, PAZ051, PAZ052, PAZ053, PAZ056, PAZ057, PAZ058, PAZ059, PAZ063, PAZ064, PAZ065, PAZ066
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.991e0d8ee9332bdf4a95aaa0d68438d814a8dca1.001.1