Lexington Weather

Lexington, Massachusetts, USA

39°F
1/11/2026 3:43am 
  • Lexington Conditions: Light rain, Mist, Overcast
  • Temperature: 38.7°F / 3.7°CColder 0.7°F than last hour.
  • Dew Point: 37.4°FDecreased 0.7°Fsince last hour.
  • Relative Humidity: 95% 
  • Wind: Wind from N N 1 mph, 10-min avg: 1 mph, gust: 4 mph
  • Barometer: 29.66 inFalling 0.02 inHg/hr Falling Slowly
  • Visibility: 2½ miles
  • Rain Today: 0.07 in
  •   

Air Stagnation Advisory

Issued by the National Weather Service - Medford, OR

    AIR STAGNATION ADVISORY  

Central Douglas County, OR

Air Stagnation Advisory issued January 10 at 2:11PM PST until January 11 at 10:00AM PST by NWS Medford OR

AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST SUNDAY WITHIN THE VALLEYS IN DOUGLAS COUNTY

Areas Affected: Central Douglas County

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Saturday 2:11pm PST

Alert Effective: Saturday 2:11pm PST

Alert Expires: Sunday 4:00am PST (expect updated alert by this time)

Event Onset: Saturday 2:11pm PST

Event Ends: Sunday 10:00am PST

Issued by: NWS Medford OR

Details: 
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST SUNDAY WITHIN THE VALLEYS IN DOUGLAS COUNTY...

* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants Within the valleys in Douglas County.

* WHERE...Within the valleys of Douglas County.

* WHEN...Until 10 AM PST Sunday.

* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
Most outdoor burning will likely be prohibited as poor ventilation
continues.

* ADDITIONAL DETAILS...A strong area of high pressure remains in
place. This will lead to poor mixing of the atmosphere and the
trapping of pollutants. The high weakens slightly on Sunday and is
likely to strengthen again early next week.

Information: 
Persons with respiratory illness should follow their physicians
advice for dealing with high levels of air pollution during periods
of stagnant air.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.f3b524e8c9e48fdc451069be74e05ab9bea39a48.002.1
Codes: ORZ023
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f3b524e8c9e48fdc451069be74e05ab9bea39a48.002.1