Lexington Weather

Lexington, Massachusetts, USA

69°F
7/29/2026 10:02am 
  • Lexington Conditions: Light rain, Mostly cloudy
  • Temperature: 69.4°F / 20.8°CWarmer 0.1°F than last hour.
  • Dew Point: 66.0°FDecreased 0.2°Fsince last hour.
  • Relative Humidity: 89%Decreased 1.0% since last hour.
  • Wind: Wind from N N 3 mph, 10-min avg: 1 mph, gust: 3 mph
  • Barometer: 29.62 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Air Quality Alert

Issued by the National Weather Service

    AIR QUALITY ALERT  

Beaverhead County, MT; Blaine County, MT; Broadwater County, MT; Cascade County, MT; Chouteau County, MT; Deer Lodge County, MT; Fergus County, MT; Granite County, MT; Hill County, MT; Jefferson County, MT; Judith Basin County, MT; Lake County, MT; Lewis and Clark County, MT; Liberty County, MT; Meagher County, MT; Mineral County, MT; Missoula County, MT; Petroleum County, MT; Phillips County, MT; Pondera County, MT; Powell County, MT; Ravalli County, MT; Sanders County, MT; Silver Bow County, MT; Teton County, MT; Toole County, MT

Air Quality Alert issued July 28 at 8:00AM MDT by NWS Great Falls MT

AIR QUALITY ALERT IN EFFECT

Areas Affected: Beaverhead, MT; Blaine, MT; Broadwater, MT; Cascade, MT; Chouteau, MT; Deer Lodge, MT; Fergus, MT; Granite, MT; Hill, MT; Jefferson, MT; Judith Basin, MT; Lake, MT; Lewis and Clark, MT; Liberty, MT; Meagher, MT; Mineral, MT; Missoula, MT; Petroleum, MT; Phillips, MT; Pondera, MT; Powell, MT; Ravalli, MT; Sanders, MT; Silver Bow, MT; Teton, MT; Toole, MT

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Tuesday 8:08am MDT

Alert Effective: Tuesday 8:00am MDT

Alert Expires: Wednesday 9:00am MDT

Event Onset: Tuesday 8:00am MDT

Issued by: NWS Great Falls MT

Details: 
...AIR QUALITY ALERT IN EFFECT...

AQAMT

The Montana Department of Environmental Quality has issued an air
quality alert for Beaverhead, Blaine, Broadwater, Cascade, Chouteau,
Deer Lodge, Fergus, Granite, Jefferson, Judith Basin, Lake, Lewis and
Clark, Liberty, Meagher, Mineral, Missoula, Petroleum, Pondera,
Powell, Ravalli, Sanders, Silver Bow, Teton, Toole, Phillips, Hill
counties in effect until 9AM on 07/29/2026
An Air Quality Alert means that particulates have been trending
upwards and that an exceedance of the 24 hour National Ambient Air
Quality Standard (NAAQS) has occurred or may occur in the near
future.

Elevated particulate levels from wildfire smoke

As of 6AM on 07/28/2026, particulate levels in Billings, Hamilton and
Helena are Unhealthy for Sensitive Groups.

As of 6AM on 07/28/2026, particulate levels in Butte, Columbia Falls,
Cut Bank, Dillon, Frenchtown, Great Falls, Havre, Lewistown, Libby,
Malta, Missoula, Sleeping Giant and Thompson Falls are Moderate.

When air quality is Unhealthy for Sensitive Groups... State and local
health officials recommend that people with respiratory or heart
disease, the elderly and children should limit prolonged exertion.

When air quality is Moderate... State and local health officials
recommend that unusually sensitive people should consider reducing
prolonged or heavy exertion.

For more information visit the Montana Department of Environmental
Quality at http://todaysair.mtdeq.us

Meta data: 
ID: urn:oid:2.49.0.1.840.0.8bba93310fdecada6d9645edadf4f4735895dac5.001.1
Codes: MTC001, MTC005, MTC007, MTC013, MTC015, MTC023, MTC027, MTC039, MTC041, MTC043, MTC045, MTC047, MTC049, MTC051, MTC059, MTC061, MTC063, MTC069, MTC071, MTC073, MTC077, MTC081, MTC089, MTC093, MTC099, MTC101
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.8bba93310fdecada6d9645edadf4f4735895dac5.001.1