Lexington Weather

Lexington, Massachusetts, USA

69°F

7/21/2026 8:45am

Lexington Conditions: Clear
Temperature: 69.3°F / 20.7°C
Dew Point: 65.8°F
Relative Humidity: 89%
Wind: Calm, 10-min avg: Calm, gust: 2 mph
Barometer: 29.90 in Rising Slowly
Visibility: 10 miles
Rain Today: 0.00 in

Watches, Warnings, and Advisories

Issued by the National Weather Service - Boise, ID

AIR QUALITY ALERT

Ada County, ID

Air Quality Alert issued July 20 at 2:33PM MDT by NWS Boise ID

AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Ada, Canyon, Gem, Payette, and Washington Counties

Areas Affected: Ada, ID; Canyon, ID; Gem, ID; Payette, ID; Washington, ID

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Monday 2:34pm MDT

Alert Effective: Monday 2:33pm MDT

Alert Expires: Tuesday 2:45pm MDT

Event Onset: Monday 2:33pm MDT

Issued by: NWS Boise ID

Details:

...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Ada, Canyon, Gem, Payette, and Washington Counties...

* WHAT...Air Quality Advisory because of degraded air quality due to
wildfire smoke.

Air Quality Index is forecast to be Unhealthy.

* WHERE...Ada, Canyon, Gem, Payette, and Washington Counties.

* WHEN...UNTIL 3 PM MDT WEDNESDAY.

* IMPACTS...Everyone may begin to experience health effects; members
of sensitive groups may experience more serious health effects.

Information:

Air pollutants can cause breathing difficulties for children, the
elderly, as well as persons with respiratory problems. Those
individuals who are sensitive to increased particulate matter or
smoke are encouraged to avoid prolonged or strenuous outdoor
activity during this advisory. Open burning is prohibited by air
quality rule. It is also recommended that all other individuals
limit prolonged or strenuous activity outdoors.

THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL
QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ's

Boise Regional Office at (208) 373-0550

Meta data:

ID: urn:oid:2.49.0.1.840.0.4ce09820549eb71ac8597c1bbfa7a2565ade8d23.002.1
Codes: IDC001, IDC027, IDC045, IDC075, IDC087
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.4ce09820549eb71ac8597c1bbfa7a2565ade8d23.002.1

AIR QUALITY ALERT

Ada County, ID

Air Quality Alert issued July 20 at 2:06PM MDT by NWS Boise ID

AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Ada, Canyon, Gem, Payette, and Washington Counties

Areas Affected: Ada, ID; Canyon, ID; Gem, ID; Payette, ID; Washington, ID

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Monday 2:07pm MDT

Alert Effective: Monday 2:06pm MDT

Alert Expires: Tuesday 2:15pm MDT

Event Onset: Monday 2:06pm MDT

Issued by: NWS Boise ID

Details:

...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Ada, Canyon, Gem, Payette, and Washington Counties...

* WHAT...Air Quality Advisory because of degraded air quality due to
wildfire smoke.

Air Quality Index is forecast to be Unhealthy.

* WHERE...Ada, Canyon, Gem, Payette, and Washington Counties.

* WHEN...UNTIL 3 PM MDT WEDNESDAY.

* IMPACTS...Everyone may begin to experience health effects; members
of sensitive groups may experience more serious health effects.

Information:

Air pollutants can cause breathing difficulties for children, the
elderly, as well as persons with respiratory problems. Those
individuals who are sensitive to increased particulate matter or
smoke are encouraged to avoid prolonged or strenuous outdoor
activity during this advisory. Open burning is prohibited by air
quality rule. It is also recommended that all other individuals
limit prolonged or strenuous activity outdoors.

THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL
QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ's

Boise Regional Office at (208) 373-0550

Meta data:

ID: urn:oid:2.49.0.1.840.0.a79ffc7b9096705a98002f2a04f1e5567c6cc372.002.1
Codes: IDC001, IDC027, IDC045, IDC075, IDC087
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a79ffc7b9096705a98002f2a04f1e5567c6cc372.002.1

AIR QUALITY ALERT

Ada County, ID

Air Quality Alert issued July 20 at 8:21AM MDT by NWS Boise ID

AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Ada, Canyon, Gem, Payette, and Washington Counties

Areas Affected: Ada, ID; Canyon, ID; Gem, ID; Payette, ID; Washington, ID

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Monday 8:22am MDT

Alert Effective: Monday 8:21am MDT

Alert Expires: Tuesday 8:30am MDT

Event Onset: Monday 8:21am MDT

Issued by: NWS Boise ID

Details:

...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY FOR Ada, Canyon, Gem, Payette, and Washington Counties...

* WHAT...Air Quality Advisory because of degraded air quality.

Air Quality Index is forecast to be Unhealthy.

* WHERE...Ada, Canyon, Gem, Payette, and Washington Counties.

* WHEN...UNTIL 3 PM MDT WEDNESDAY.

* IMPACTS...Everyone may begin to experience health effects; members
of sensitive groups may experience more serious health effects.

Information:

Air pollutants can cause breathing difficulties for children, the
elderly, as well as persons with respiratory problems. Those
individuals who are sensitive to increased particulate matter or
smoke are encouraged to avoid prolonged or strenuous outdoor
activity during this advisory. Open burning is prohibited by air
quality rule. It is also recommended that all other individuals
limit prolonged or strenuous activity outdoors.

THIS STATEMENT IS ISSUED BY THE IDAHO DEPARTMENT OF ENVIRONMENTAL
QUALITY, AIR QUALITY GROUP FOR MORE INFORMATION, CONTACT DEQ's

Boise Regional Office at (208) 373-0550

Meta data:

ID: urn:oid:2.49.0.1.840.0.114c5c9f3c016bab36f944e2b237d39e2d9ec22b.002.1
Codes: IDC001, IDC027, IDC045, IDC075, IDC087
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.114c5c9f3c016bab36f944e2b237d39e2d9ec22b.002.1