Lexington Weather

Lexington, Massachusetts, USA

76°F
7/13/2026 10:36pm 
  • Lexington Conditions: Clear
  • Temperature: 75.9°F / 24.4°CColder 1.5°F than last hour.
  • Dew Point: 64.6°FDecreased 0.9°Fsince last hour.
  • Relative Humidity: 68%Increased 1.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 2 mph
  • Barometer: 30.01 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Heat Advisory

Issued by the National Weather Service - Gray - Portland, ME

    HEAT ADVISORY  

Cheshire, NH; Eastern Hillsborough, NH; Interior Rockingham, NH; Coastal Rockingham, NH; Western And Central Hillsborough, NH

Heat Advisory issued July 13 at 2:22PM EDT until July 14 at 8:00PM EDT by NWS Gray ME

HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY

Areas Affected: Southern Oxford; Southern Franklin; Southern Somerset; Interior York; Central Interior Cumberland; Androscoggin; Kennebec; Coastal York; Interior Cumberland Highlands; Southern Coos; Northern Grafton; Northern Carroll; Southern Grafton; Southern Carroll; Sullivan; Merrimack; Belknap; Strafford; Cheshire; Eastern Hillsborough; Interior Rockingham; Coastal Rockingham; Western And Central Hillsborough

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Monday 2:22pm EDT

Alert Effective: Monday 2:22pm EDT

Alert Expires: Tuesday 5:30am EDT (expect updated alert by this time)

Event Onset: Tuesday 11:00am EDT

Event Ends: Tuesday 8:00pm EDT

Issued by: NWS Gray ME

Details: 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM EDT TUESDAY...

* WHAT...Heat index values in the mid 90s to low 100s expected.

* WHERE...Portions of south central, southwest, and western Maine
and central, northern, and southern New Hampshire.

* WHEN...From 11 AM to 8 PM EDT Tuesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.

* ADDITIONAL DETAILS...Low temperatures in the 70s south of the
mountains will cause heat stress to accumulate overnight Tuesday,
ahead of another hot day Wednesday.

Information: 
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.82628a6dd0d9cda9f8b4bfead52b506a55473b1d.002.1
Codes: NHZ011, NHZ012, NHZ013, NHZ014, NHZ015
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.82628a6dd0d9cda9f8b4bfead52b506a55473b1d.002.1