Lexington Weather

Lexington, Massachusetts, USA

77°F
7/12/2026 7:40pm 
  • Lexington Conditions: Clear
  • Temperature: 76.6°F / 24.8°CColder 1.5°F than last hour.
  • Dew Point: 56.1°FIncreased 0.5°Fsince last hour.
  • Relative Humidity: 49%Increased 3.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 30.12 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Heat Advisory

Issued by the National Weather Service - Pocatello, ID

    HEAT ADVISORY  

Bear River Range, ID; Bear Lake Valley, ID; Blackfoot Mountains, ID; Caribou Range, ID; Centennial Mountains/Island Park, ID; Beaverhead/Lemhi Highlands, ID; Lost River Valleys, ID; Challis/Pahsimeroi Valleys, ID; Wood River Foothills, ID

Heat Advisory issued July 12 at 2:21AM MDT until July 13 at 9:00PM MDT by NWS Pocatello ID

HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY

Areas Affected: Bear River Range; Bear Lake Valley; Blackfoot Mountains; Caribou Range; Centennial Mountains/Island Park; Beaverhead/Lemhi Highlands; Lost River Valleys; Challis/Pahsimeroi Valleys; Wood River Foothills

Urgency: Expected

Severity: Moderate

Certainty: Likely

Alert Sent: Sunday 2:21am MDT

Alert Effective: Sunday 2:21am MDT

Alert Expires: Monday 6:00am MDT (expect updated alert by this time)

Event Onset: Sunday 2:21am MDT

Event Ends: Monday 9:00pm MDT

Issued by: NWS Pocatello ID

Details: 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT MONDAY...

* WHAT...Hot conditions with temperatures in the upper 90s to near
100 likely.

* WHERE...Challis/Pahsimeroi Valleys, Lost River Valley, Wood River
Foothills, Beaverhead - Lemhi Highlands, Centennial Mountains -
Island Park, Bear Lake Valley, Bear River Range, Blackfoot
Mountains, and Caribou Range.

* WHEN...Until 9 PM MDT Monday.

* IMPACTS...Hot temperatures may cause heat illnesses.

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.a4ac1f96c0836868c5c53e721989d7cf0942abef.003.1
Codes: IDZ060, IDZ061, IDZ062, IDZ063, IDZ066, IDZ067, IDZ068, IDZ070, IDZ075
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a4ac1f96c0836868c5c53e721989d7cf0942abef.003.1