Lexington Weather

Lexington, Massachusetts, USA

55°F
10/28/2026 3:36pm 
  • Lexington Conditions: Clear
  • Temperature: 55.0°F / 12.8°CColder 0.8°F than last hour.
  • Dew Point: 41.4°FIncreased 2.6°Fsince last hour.
  • Relative Humidity: 60%Increased 7.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 30.36 inFalling 0.02 inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Air Quality Alert

Issued by the National Weather Service - Indianapolis, IN

    AIR QUALITY ALERT  

Air Quality Alert issued October 28 at 10:38AM EDT by NWS Indianapolis IN

AIR QUALITY ALERT IN EFFECT FROM 6 PM THIS EVENING TO 10 AM EDT THURSDAY

Areas Affected: Marion

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Wednesday 10:38am EDT

Alert Effective: Wednesday 10:38am EDT

Alert Expires: Wednesday 10:45pm EDT

Event Onset: Wednesday 10:38am EDT

Issued by: NWS Indianapolis IN

Details: 
...AIR QUALITY ALERT IN EFFECT FROM 6 PM THIS EVENING TO 10 AM EDT THURSDAY...

The officials at the Indiana Department of Environmental Management
have declared a Local Air Quality Advisory, IN EFFECT FROM 6 PM THIS
EVENING TO 10 AM EDT THURSDAY.

A Local Air Quality Advisory for PM 2.5 has been issued. Fine
particulate levels are expected to be in the Unhealthy for Sensitive
Groups range. Active children and adults, and people with
respiratory disease, such as asthma should limit prolonged outdoor
exposure.

Due to observed and forecasted high concentration of PM2.5 readings
in the area, recommendations are for the public to reduce or avoid
exertion or heavy work outdoors and keep windows and doors
closed as much as possible.

For additional information, please visit the IDEM Smog page at:

http://www.in.gov/idem/airmonitoring/smogwatch/

Meta data: 
ID: urn:oid:2.49.0.1.840.0.495ded27c656c205d703cfd105f9c516217215cb.001.1
Codes: INZ047
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.495ded27c656c205d703cfd105f9c516217215cb.001.1