Lexington Weather

Lexington, Massachusetts, USA

74°F
7/13/2026 11:49pm 
  • Lexington Conditions: Clear
  • Temperature: 74.1°F / 23.4°CColder 1.6°F than last hour.
  • Dew Point: 62.4°FDecreased 1.6°Fsince last hour.
  • Relative Humidity: 67% 
  • Wind: Calm, 10-min avg: Calm, gust: 4 mph
  • Barometer: 29.99 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Archived Watches, Warnings, and Advisories

Issued by the National Weather Service - Boston / Norton, MA

    HEAT ADVISORY  

Southern Worcester

Heat Advisory issued July 13 at 2:37AM EDT until July 15 at 8:00PM EDT by NWS Boston/Norton MA

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

Areas Affected: Hartford; Tolland; Windham; Eastern Franklin; Northern Worcester; Central Middlesex County; Western Essex; Eastern Essex; Eastern Hampshire; Eastern Hampden; Southern Worcester; Western Norfolk; Southeast Middlesex; Suffolk; Eastern Norfolk; Northern Bristol; Western Plymouth; Eastern Plymouth; Southern Bristol; Southern Plymouth; Northwest Middlesex County; Northwest Providence; Southeast Providence; Western Kent; Eastern Kent; Bristol; Washington; Newport

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Monday 2:37am EDT

Alert Effective: Monday 2:37am EDT

Alert Expires: Monday 6:00pm EDT (expect updated alert by this time)

Event Onset: Tuesday 11:00am EDT

Event Ends: Wednesday 8:00pm EDT

Issued by: NWS Boston/Norton MA

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

* WHAT...Heat index values up to 103 expected.

* WHERE...Portions of northern Connecticut, central, eastern,
northeastern, southeastern, and western Massachusetts, and
northern and southern Rhode Island.

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

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

* ADDITIONAL DETAILS...Temperatures Tuesday night likely remain near
80 for most of southern New England, leading to poor overnight
relief.

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

Meta data: 
ID: urn:oid:2.49.0.1.840.0.5f5ba9c5afd1e9ab96829f841a65024eaaa811de.001.1
Codes: CTZ002, CTZ003, CTZ004, MAZ003, MAZ004, MAZ005, MAZ006, MAZ007, MAZ010, MAZ011, MAZ012, MAZ013, MAZ014, MAZ015, MAZ016, MAZ017, MAZ018, MAZ019, MAZ020, MAZ021, MAZ026, RIZ001, RIZ002, RIZ003, RIZ004, RIZ005, RIZ006, RIZ007
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5f5ba9c5afd1e9ab96829f841a65024eaaa811de.001.1

 

    HEAT ADVISORY  

Southern Worcester

Heat Advisory issued July 13 at 2:13PM EDT until July 15 at 8:00PM EDT by NWS Boston/Norton MA

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

Areas Affected: Hartford; Tolland; Windham; Eastern Franklin; Northern Worcester; Central Middlesex County; Western Essex; Eastern Essex; Eastern Hampshire; Eastern Hampden; Southern Worcester; Western Norfolk; Southeast Middlesex; Suffolk; Eastern Norfolk; Northern Bristol; Western Plymouth; Eastern Plymouth; Southern Bristol; Southern Plymouth; Northwest Middlesex County; Northwest Providence; Southeast Providence; Western Kent; Eastern Kent; Bristol; Washington; Newport

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Monday 2:13pm EDT

Alert Effective: Monday 2:13pm EDT

Alert Expires: Tuesday 6:00am EDT (expect updated alert by this time)

Event Onset: Tuesday 11:00am EDT

Event Ends: Wednesday 8:00pm EDT

Issued by: NWS Boston/Norton MA

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

* WHAT...Heat index values up to 102 expected.

* WHERE...Portions of northern Connecticut, central, eastern,
northeastern, southeastern, and western Massachusetts, and Rhode
Island.

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

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

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

Meta data: 
ID: urn:oid:2.49.0.1.840.0.474e794070480233248a4f8e77ed1b82b410c251.001.1
Codes: CTZ002, CTZ003, CTZ004, MAZ003, MAZ004, MAZ005, MAZ006, MAZ007, MAZ010, MAZ011, MAZ012, MAZ013, MAZ014, MAZ015, MAZ016, MAZ017, MAZ018, MAZ019, MAZ020, MAZ021, MAZ026, RIZ001, RIZ002, RIZ003, RIZ004, RIZ005, RIZ006, RIZ007
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.474e794070480233248a4f8e77ed1b82b410c251.001.1