Lexington Weather

Lexington, Massachusetts, USA

68°F
7/20/2026 9:47am 
  • Lexington Conditions: Clear
  • Temperature: 67.5°F / 19.7°CWarmer 4.7°F than last hour.
  • Dew Point: 57.4°FIncreased 1.6°Fsince last hour.
  • Relative Humidity: 70%Decreased 8.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.93 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Current Watches, Warnings, and Advisories

For Idaho, Montana, Wyoming

Issued by the National Weather Service

   Heat Advisory - Expires: Monday 8:00pm MDT
       Arco/Mud Lake Desert, ID
       Eastern Magic Valley, ID
       Franklin/Eastern Oneida Region, ID
       Lower Snake River Plain, ID
       Marsh and Arbon Highlands, ID
       Raft River Region, ID
       Shoshone/Lava Beds, ID
       Southern Hills/Albion Mountains, ID
       Upper Snake River Plain, ID

   Heat Advisory - Expires: Monday 3:00pm MDT
       Lower Treasure Valley, ID
       Upper Treasure Valley, ID
       Upper Weiser River, ID

   Heat Advisory - Expires: Monday 3:00pm MDT
       Southern Twin Falls County, ID
       Southwest Highlands, ID
       Western Magic Valley, ID

   Heat Advisory - Expires: Monday 6:00pm MDT
       Converse County Lower Elevations, WY
       Goshen County, WY
       Niobrara County, WY

   Heat Advisory - Expires: Monday 4:30pm MDT
       Newcastle, WY
       Southern Campbell, WY
       Weston County Plains, WY

   Air Quality Alert - Expires: Monday 12:00pm PDT
       Benewah County, ID
       Bonner County, ID
       Boundary County, ID
       Kootenai County, ID
       Shoshone County, ID

   Air Quality Alert - Expires: Monday 1:00pm PDT
       Benewah County, ID
       Bonner County, ID
       Boundary County, ID
       Kootenai County, ID
       Shoshone County, ID

   Air Quality Alert - Expires: Monday 1:00pm MDT
       Clearwater County, ID
       Idaho County, ID

   Air Quality Alert - Expires: Monday 12:00pm PDT
       Latah County, ID
       Lewis County, ID
       Nez Perce County, ID

   Air Quality Alert - Expires: Monday 1:00pm PDT
       Latah County, ID
       Lewis County, ID
       Nez Perce County, ID

   Air Quality Alert - Expires: Monday 11:00am MDT
       Orofino/Grangeville Region, ID

Arco/Mud Lake Desert, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Benewah County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Bonner County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Boundary County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Clearwater County, ID
      Air Quality Alert - Expires: Monday 1:00pm MDT

Eastern Magic Valley, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Franklin/Eastern Oneida Region, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Idaho County, ID
      Air Quality Alert - Expires: Monday 1:00pm MDT

Kootenai County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Latah County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Lewis County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Lower Snake River Plain, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Lower Treasure Valley, ID
      Heat Advisory - Expires: Monday 3:00pm MDT

Marsh and Arbon Highlands, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Nez Perce County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Orofino/Grangeville Region, ID
      Air Quality Alert - Expires: Monday 11:00am MDT

Raft River Region, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Shoshone County, ID
      Air Quality Alert - Expires: Monday 12:00pm PDT
      Air Quality Alert - Expires: Monday 1:00pm PDT

Shoshone/Lava Beds, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Southern Hills/Albion Mountains, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Southern Twin Falls County, ID
      Heat Advisory - Expires: Monday 3:00pm MDT

Southwest Highlands, ID
      Heat Advisory - Expires: Monday 3:00pm MDT

Upper Snake River Plain, ID
      Heat Advisory - Expires: Monday 8:00pm MDT

Upper Treasure Valley, ID
      Heat Advisory - Expires: Monday 3:00pm MDT

Upper Weiser River, ID
      Heat Advisory - Expires: Monday 3:00pm MDT

Western Magic Valley, ID
      Heat Advisory - Expires: Monday 3:00pm MDT

Converse County Lower Elevations, WY
      Heat Advisory - Expires: Monday 6:00pm MDT

Goshen County, WY
      Heat Advisory - Expires: Monday 6:00pm MDT

Newcastle, WY
      Heat Advisory - Expires: Monday 4:30pm MDT

Niobrara County, WY
      Heat Advisory - Expires: Monday 6:00pm MDT

Southern Campbell, WY
      Heat Advisory - Expires: Monday 4:30pm MDT

Weston County Plains, WY
      Heat Advisory - Expires: Monday 4:30pm MDT