Lexington Weather

Lexington, Massachusetts, USA

67°F
8/29/2026 2:16am 
  • Lexington Conditions: Clear
  • Temperature: 66.9°F / 19.4°CColder 1.8°F than last hour.
  • Dew Point: 55.9°FDecreased 4.9°Fsince last hour.
  • Relative Humidity: 68%Decreased 8.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 1 mph
  • Barometer: 30.04 inRising 0.02 inHg/hr Rising Slowly
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Watches, Warnings, and Advisories

Issued by the National Weather Service - Los Angeles, CA

    HEAT ADVISORY  

Heat Advisory issued August 28 at 11:16AM PDT until August 29 at 8:00PM PDT by NWS Los Angeles/Oxnard CA

HEAT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM PDT SATURDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING

Areas Affected: Santa Clarita Valley; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Los Angeles County San Gabriel Valley

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Friday 11:16am PDT

Alert Effective: Friday 11:16am PDT

Alert Expires: Saturday 8:00pm PDT

Event Onset: Friday 8:00pm PDT

Event Ends: Saturday 8:00pm PDT

Issued by: NWS Los Angeles/Oxnard CA

Details: 
...HEAT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM PDT SATURDAY... ...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

* WHAT...Hot daytime conditions with high temperatures between 98 and
108 common, hottest Friday. Warm overnight conditions will bring
less relief than usual.

* WHERE...Most valleys of Los Angeles and Ventura Counties.

* WHEN...For the Extreme Heat Warning, until 8 PM PDT this evening.
For the Heat Advisory, from 8 PM this evening to 8 PM PDT Saturday.

* IMPACTS...There is a high risk for dangerous heat illness,
especially for sensitive groups like the very young, the very old,
those without air conditioning, and those active outdoors.

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. Limit strenuous activities
to early morning or evening hours. Take action when you see symptoms
of heat exhaustion.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.b8b2bc08fe9178021b7158805c3cf358b58f8fd7.003.1
Codes: CAZ088, CAZ356, CAZ357, CAZ358, CAZ369, CAZ370, CAZ371, CAZ372, CAZ373, CAZ374, CAZ375, CAZ548
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.b8b2bc08fe9178021b7158805c3cf358b58f8fd7.003.1