Lexington Weather

Lexington, Massachusetts, USA

79°F
7/15/2026 7:56am 
  • Lexington Conditions: Haze, Clear
  • Temperature: 78.6°F / 25.9°CWarmer 0.2°F than last hour.
  • Dew Point: 72.0°FIncreased 0.6°Fsince last hour.
  • Relative Humidity: 80%Increased 1.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 3 mph
  • Barometer: 29.68 in Steady
  • Visibility: 5 miles
  • Rain Today: 0.00 in
  •   

Air Quality Alert

Issued by the National Weather Service - Twin Cities, MN

    AIR QUALITY ALERT  

Polk, WI; Barron, WI; Rusk, WI; St. Croix, WI; Pierce, WI; Dunn, WI; Pepin, WI; Chippewa, WI; Eau Claire, WI

Air Quality Alert issued July 14 at 11:43AM CDT by NWS Twin Cities/Chanhassen MN

Areas Affected: Polk; Barron; Rusk; St. Croix; Pierce; Dunn; Pepin; Chippewa; Eau Claire

Urgency: Unknown

Severity: Unknown

Certainty: Unknown

Alert Sent: Tuesday 11:43am CDT

Alert Effective: Tuesday 11:43am CDT

Alert Expires: Thursday 12:00pm CDT

Event Onset: Tuesday 11:43am CDT

Issued by: NWS Twin Cities/Chanhassen MN

Details: 
The Wisconsin Department of Natural Resources has issued an Air
Quality Advisory for the following counties: Adams, Ashland,
Barron, Bayfield, Brown, Buffalo, Burnett, Calumet, Chippewa,
Clark, Columbia, Crawford, Dane, Dodge, Door, Douglas, Dunn, Eau
Claire, Florence, Fond du Lac, Forest, Grant, Green, Green Lake,
Iowa, Iron, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La
Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon,
Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto,
Oneida, Outagamie, Ozaukee, Pepin, Pierce, Polk, Portage, Price,
Racine, Richland, Rock, Rusk, Sauk, Sawyer, Shawano, Sheboygan,
St. Croix, Taylor, Trempealeau, Vernon, Vilas, Walworth,
Washburn, Washington, Waukesha, Waupaca, Waushara, Winnebago,
Wood.

WHAT...The PM2.5 AQI (24-hour average) is expected to reach the
Unhealthy for Sensitive Groups (Orange) to Very Unhealthy
(Purple) level. Hazardous (Maroon) NowCast AQI (1-hour average)
will be possible.

WHERE...Statewide.

WHEN...From noon Tuesday until noon Thursday.

Precautionary/Preparedness Actions:

For Very Unhealthy (Purple) AQI:
Sensitive groups: Avoid all physical activity outdoors.
Reschedule to a time when air quality is better or move
activities indoors.
People with asthma: Follow your asthma action plan and keep
quick-relief medicine handy.
People with heart disease: Symptoms such as palpitations,
shortness of breath, or unusual fatigue may indicate a serious
problem. If you have any of these, contact your health care
provider.
Everyone else: Limit outdoor physical activity. Go indoors if you
have symptoms.

For Unhealthy (Red) AQI:
Sensitive groups: Consider rescheduling or moving all activities
inside. Go inside if you have symptoms.
People with asthma: Follow your asthma action plan and keep
quick-relief medicine handy.
People with heart disease: Symptoms such as palpitations,
shortness of breath, or unusual fatigue may indicate a serious
problem. If you have any of these, contact your health care
provider.
Everyone else: Keep outdoor activities shorter and less intense.
Go inside if you have symptoms.

For Unhealthy for Sensitive Groups (Orange) AQI:
Sensitive groups: Make outdoor activities shorter and less
intense. It is OK to be active outdoors but take more breaks.
Watch for symptoms such as coughing or shortness of breath.
People with asthma: Follow your asthma action plan and keep quick
relief medicine handy.
People with heart disease: Symptoms such as palpitations,
shortness of breath, or unusual fatigue may indicate a serious
problem. If you have any of these, contact your health care
provider.

Additional Details:
THIS ADVISORY WILL BE RE-EVALUATED THURSDAY MORNING AND WILL
LIKELY BE EXTENDED FOR AT LEAST SOME PORTION OF THE STATE BEYOND
NOON THURSDAY.

Smoke from wildfires in Minnesota and Ontario will enter northern
WI between 8 p.m. and midnight Tuesday night. The smoke will push
south, approximately reaching an Eau Claire to Sheboygan line by
noon Wednesday. Smoke will continue south-southwest,
approximately reaching a La Crosse to Janesville line by midnight
Wednesday night. Statewide impacts will be possible by 6 a.m.
Thursday. The heaviest smoke impacts, including the potential for
Hazardous (Maroon) NowCast AQI, are expected across northwest
Wisconsin, especially in communities along Lake Superior. Lake
enhanced smoke concentrations will also be possible for
communities near Lake Michigan.

For more information on current air quality, please see:
https://airquality.wi.gov

Meta data: 
ID: urn:oid:2.49.0.1.840.0.d5712fe0de37c88022313b81ed7f436f5b505ddd.001.1
Codes: WIZ014, WIZ015, WIZ016, WIZ023, WIZ024, WIZ025, WIZ026, WIZ027, WIZ028
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d5712fe0de37c88022313b81ed7f436f5b505ddd.001.1