Lexington Weather

Lexington, Massachusetts, USA

80°F
7/28/2026 12:10pm 
  • Lexington Conditions: Mostly cloudy
  • Temperature: 79.5°F / 26.4°CWarmer 1.2°F than last hour.
  • Dew Point: 70.5°F 
  • Relative Humidity: 74%Decreased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 2 mph
  • Barometer: 29.68 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Extreme Heat Warning

Issued by the National Weather Service - San Diego, CA

    EXTREME HEAT WARNING  

Santa Ana Mountains and Foothills, CA

Extreme Heat Warning issued July 28 at 1:56AM PDT until August 2 at 8:00PM PDT by NWS San Diego CA

EXTREME HEAT WARNING IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY

Areas Affected: Santa Ana Mountains and Foothills

Urgency: Expected

Severity: Severe

Certainty: Likely

Alert Sent: Tuesday 1:56am PDT

Alert Effective: Tuesday 1:56am PDT

Alert Expires: Tuesday 3:45pm PDT (expect updated alert by this time)

Event Onset: Friday 10:00am PDT

Event Ends: Sunday 8:00pm PDT

Issued by: NWS San Diego CA

Details: 
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM FRIDAY TO 8 PM PDT SUNDAY...

* WHAT...Dangerously hot conditions with temperatures up to 103
expected.

* WHERE...Santa Ana Mountains and Foothills.

* WHEN...From 10 AM Friday to 8 PM PDT Sunday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.

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:2.49.0.1.840.0.3936783c9f9d94fcfd2ed504aacd6d6d3e32ccc9.007.1
Codes: CAZ057
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.3936783c9f9d94fcfd2ed504aacd6d6d3e32ccc9.007.1