Lexington Weather

Lexington, Massachusetts, USA

81°F
7/28/2026 1:09pm 
  • Lexington Conditions: Mostly cloudy
  • Temperature: 81.3°F / 27.4°CWarmer 1.8°F than last hour.
  • Dew Point: 71.1°FIncreased 0.6°Fsince last hour.
  • Feels Like: 85.5°F
  • Relative Humidity: 71%Decreased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 1 mph
  • Barometer: 29.66 inFalling 0.02 inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Extreme Heat Warning

Issued by the National Weather Service - NWS Flagstaff, AZ

    EXTREME HEAT WARNING  

Marble and Glen Canyons, AZ; Oak Creek and Sycamore Canyons, AZ

Extreme Heat Warning issued July 27 at 11:54AM MST until August 2 at 8:00PM MST by NWS Flagstaff AZ

EXTREME HEAT WARNING IN EFFECT FROM 10 AM MST /11 AM MDT/ FRIDAY TO 8 PM MST /9 PM MDT/ SUNDAY

Areas Affected: Marble and Glen Canyons; Oak Creek and Sycamore Canyons

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Monday 11:54am MST

Alert Effective: Monday 11:54am MST

Alert Expires: Thursday 10:00am MST (expect updated alert by this time)

Event Onset: Friday 10:00am MST

Event Ends: Sunday 8:00pm MST

Issued by: NWS Flagstaff AZ

Details: 
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM MST /11 AM MDT/ FRIDAY TO 8 PM MST /9 PM MDT/ SUNDAY...

* WHAT...Dangerously hot conditions, with temperatures around 104 to
108 expected.

* WHERE...Marble and Glen Canyons and Oak Creek and Sycamore Canyons.

* WHEN...From 10 AM MST /11 AM MDT/ Friday to 8 PM MST /9 PM MDT/
Sunday.

* IMPACTS...Most individuals will be at risk for heat-related
illnesses without effective cooling or adequate hydration,
especially with prolonged outdoor exposure.

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

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

Take action when you see symptoms of heat exhaustion and heat stroke.
Anyone overcome by heat should be moved to a cool and shaded
location. Heat stroke is an emergency! Call 9 1 1.

Stay cool, stay hydrated, stay informed.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.879a7bd4276b7acd1a530f2711e0e40615f9302a.002.1
Codes: AZZ005, AZZ038
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.879a7bd4276b7acd1a530f2711e0e40615f9302a.002.1