Lexington Weather

Lexington, Massachusetts, USA

59°F
9/9/2026 7:08am 
  • Lexington Conditions: Overcast
  • Temperature: 58.5°F / 14.7°CColder 0.1°F than last hour.
  • Dew Point: 55.8°FDecreased 0.1°Fsince last hour.
  • Relative Humidity: 91% 
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 30.21 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Heat Advisory

Issued by the National Weather Service - San Diego, CA

    HEAT ADVISORY  

Heat Advisory issued September 9 at 2:58AM PDT until September 10 at 8:00PM PDT by NWS San Diego CA

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

Areas Affected: San Bernardino and Riverside County Valleys-The Inland Empire

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Wednesday 2:58am PDT

Alert Effective: Wednesday 2:58am PDT

Alert Expires: Wednesday 3:30pm PDT (expect updated alert by this time)

Event Onset: Wednesday 8:00pm PDT

Event Ends: Thursday 8:00pm PDT

Issued by: NWS San Diego CA

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

* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with high temperatures of 104 to 110 with low temperatures in the
70s and lower 80s expected. For the Heat Advisory, high
temperatures in the upper  90s to 105 expected.

* WHERE...San Bernardino and Riverside County Valleys-The Inland
Empire.

* 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 Thursday.

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

* ADDITIONAL DETAILS...Major HeatRisk through today. Warm overnight
temperatures will limit relief from the heat.

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.

Meta data: 
ID: urn:oid:2.49.0.1.840.0.e5db6b8d9fc05dff1d95522368b5a7b8c0290140.002.2
Codes: CAZ048
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e5db6b8d9fc05dff1d95522368b5a7b8c0290140.002.2