Lexington Weather

Lexington, Massachusetts, USA

76°F
7/13/2026 10:40pm 
  • Lexington Conditions: Clear
  • Temperature: 75.9°F / 24.4°CColder 1.5°F than last hour.
  • Dew Point: 64.2°FDecreased 1.3°Fsince last hour.
  • Relative Humidity: 67% 
  • Wind: Calm, 10-min avg: Calm, gust: 7 mph
  • Barometer: 30.00 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Watches, Warnings, and Advisories

Issued by the National Weather Service - Boise, ID

    HEAT ADVISORY  

Upper Treasure Valley, ID

Heat Advisory issued July 13 at 12:42AM MDT until July 13 at 9:00PM MDT by NWS Boise ID

HEAT ADVISORY REMAINS IN EFFECT FROM 2 PM MDT /1 PM PDT/ THIS AFTERNOON TO 9 PM MDT /8 PM PDT/ THIS EVENING

Areas Affected: Lower Treasure Valley; Upper Treasure Valley; Oregon Lower Treasure Valley

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Monday 12:42am MDT

Alert Effective: Monday 12:42am MDT

Alert Expires: Monday 9:00pm MDT

Event Onset: Monday 2:00pm MDT

Event Ends: Monday 9:00pm MDT

Issued by: NWS Boise ID

Details: 
...HEAT ADVISORY REMAINS IN EFFECT FROM 2 PM MDT /1 PM PDT/ THIS AFTERNOON TO 9 PM MDT /8 PM PDT/ THIS EVENING...

* WHAT...Temperatures up to 101 expected.

* WHERE...Treasure Valley Zones.

* WHEN...From 2 PM MDT /1 PM PDT/ this afternoon to 9 PM MDT /8 PM
PDT/ this evening.

* IMPACTS...Hot temperatures may cause heat illnesses, especially
for the young, elderly, and animals.

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.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.2eb8751d184e3dcceb1cdf9f32c0509cdf36fa0d.002.1
Codes: IDZ012, IDZ014, ORZ064
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.2eb8751d184e3dcceb1cdf9f32c0509cdf36fa0d.002.1