Lexington Weather

Lexington, Massachusetts, USA

79°F
7/13/2026 8:02pm 
  • Lexington Conditions: Clear
  • Temperature: 79.3°F / 26.3°CColder 1.1°F than last hour.
  • Dew Point: 65.7°FDecreased 1.4°Fsince last hour.
  • Relative Humidity: 63%Decreased 1.0% since last hour.
  • Wind: Calm, 10-min avg: Calm, gust: 3 mph
  • Barometer: 30.00 in Steady
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   
Southeast Middlesex County, MA - Heat Advisory
 - SEE ALL NEARBY ALERTS -

Current Watches, Warnings, and Advisories

For Idaho, Montana, Wyoming

Issued by the National Weather Service

   Extreme Heat Warning - Expires: Monday 9:00pm MDT
       Arco/Mud Lake Desert, ID
       Big Hole Mountains, ID
       Eastern Magic Valley, ID
       Lower Snake River Plain, ID
       Shoshone/Lava Beds, ID
       Teton Valley, ID
       Upper Snake River Plain, ID

   Extreme Heat Warning - Expires: Monday 9:00pm MDT
       Franklin/Eastern Oneida Region, ID
       Marsh and Arbon Highlands, ID
       Raft River Region, ID
       Southern Hills/Albion Mountains, ID

   Extreme Heat Warning - Expires: Tuesday 12:00am MDT
       Beartooth Foothills, MT
       Golden Valley, MT
       Judith Gap, MT
       Livingston Area, MT
       Melville Foothills, MT
       Musselshell, MT
       Northern Carbon, MT
       Northern Park, MT
       Northern Stillwater, MT
       Northern Sweet Grass, MT
       Paradise Valley, MT
       Red Lodge Foothills, MT
       Southern Wheatland, MT

   Extreme Heat Warning - Expires: Tuesday 1:15pm MDT
       Bighorn Canyon, MT
       Northeastern Yellowstone, MT
       Northern Big Horn, MT
       Northern Rosebud, MT
       Southeastern Carbon, MT
       Southern Big Horn, MT
       Southwestern Yellowstone, MT
       Treasure, MT

   Extreme Heat Warning - Expires: Tuesday 1:15pm MDT
       Carter, MT
       Custer, MT
       Fallon, MT
       Powder River, MT
       Southern Rosebud, MT
       Sheridan Foothills, WY

   Extreme Heat Warning - Expires: Tuesday 6:00am MDT
       Dawson, MT
       Eastern Roosevelt, MT
       Richland, MT

   Extreme Heat Warning - Expires: Tuesday 6:00am MDT
       Prairie, MT
       Wibaux, MT

   Extreme Heat Warning - Expires: Tuesday 8:00am MDT
       Cody Foothills, WY
       East Sweetwater County, WY
       Flaming Gorge, WY
       Green Mountains and Rattlesnake Range, WY
       Jackson Hole, WY
       Lander Foothills, WY
       Natrona County Lower Elevations, WY
       North Bighorn Basin, WY
       Northeast Johnson County, WY
       Rock Springs and Green River, WY
       South Lincoln County, WY
       Southeast Bighorn Basin, WY
       Southeast Johnson County, WY
       Southwest Bighorn Basin, WY
       Star Valley, WY
       Upper Green River Basin Foothills, WY
       Upper Green River Basin, WY
       Upper Wind River Basin, WY
       Wind River Basin, WY

   Extreme Heat Warning - Expires: Monday 9:00pm MDT
       Southwest Wyoming, WY

   Red Flag Warning - Expires: Tuesday 6:00am MDT
       Bordeaux/Chugwater/Wheatland, WY
       Goshen/Middle-Lower North Platte River Basin, WY
       Laramie East High Plains, WY
       Laramie Foothills and High Plains, WY
       Middle North Platte River Basin/Niobrara and Converse High Plains, WY
       Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland, WY
       North Laramie Range and Adjacent High Plains, WY
       North Laramie Valley/Shirley Basin, WY
       North Snowy Range Foothills, WY
       Southwest Carbon County, WY

   Heat Advisory - Expires: Monday 9:00pm MDT
       Bear Lake Valley, ID
       Bear River Range, ID
       Beaverhead/Lemhi Highlands, ID
       Blackfoot Mountains, ID
       Caribou Range, ID
       Centennial Mountains/Island Park, ID
       Challis/Pahsimeroi Valleys, ID
       Lost River Valleys, ID
       Wood River Foothills, ID

   Heat Advisory - Expires: Monday 9:00pm MDT
       Lower Treasure Valley, ID
       Upper Treasure Valley, ID

   Heat Advisory - Expires: Monday 9:00pm MDT
       Southern Twin Falls County, ID
       Western Magic Valley, ID

   Heat Advisory - Expires: Monday 9:00pm MDT
       Bears Paw Mountains and Southern Blaine, MT
       Canyon Ferry Area, MT
       Cascade County below 5000ft, MT
       Eastern Pondera and Eastern Teton, MT
       Eastern Toole and Liberty, MT
       Fergus County below 4500ft, MT
       Gallatin Valley, MT
       Gates of the Mountains, MT
       Helena Valley, MT
       Hill County, MT
       Judith Basin County and Judith Gap, MT
       Madison River Valley, MT
       Missouri Headwaters, MT
       Northern Blaine County, MT
       Southern High Plains, MT
       Western and Central Chouteau County, MT

   Heat Advisory - Expires: Tuesday 6:00am MDT
       Central and Southeast Phillips, MT
       Central and Southern Valley, MT
       Garfield, MT
       McCone, MT
       Petroleum, MT

   Heat Advisory - Expires: Tuesday 2:00am MDT
       Daniels, MT
       Sheridan, MT

   Heat Advisory - Expires: Tuesday 6:00am MDT
       Dawson, MT
       Eastern Roosevelt, MT
       Richland, MT

   Heat Advisory - Expires: Tuesday 6:00am MDT
       Northern Phillips, MT
       Northern Valley, MT
       Southwest Phillips, MT
       Western Roosevelt, MT

   Heat Advisory - Expires: Tuesday 6:00am MDT
       Central Laramie County, WY
       Converse County Lower Elevations, WY
       East Laramie County, WY
       East Platte County, WY
       Goshen County, WY
       Niobrara County, WY

   Heat Advisory - Expires: Tuesday 6:00am MDT
       Newcastle, WY
       Northeastern Crook, WY
       Northern Campbell, WY
       Southern Campbell, WY
       Western Crook, WY
       Weston County Plains, WY

   Lake Wind Advisory - Expires: Tuesday 6:00am MDT
       Central and Southeast Phillips, MT
       Central and Southern Valley, MT
       Garfield, MT
       McCone, MT
       Petroleum, MT

   Flood Watch - Expires: Tuesday 3:15am MDT
       Bears Paw Mountains and Southern Blaine, MT
       Big Belt, Bridger and Castle Mountains, MT
       Canyon Ferry Area, MT
       Cascade County below 5000ft, MT
       Elkhorn and Boulder Mountains, MT
       Fergus County below 4500ft, MT
       Gallatin Valley, MT
       Gallatin and Madison County Mountains and Centennial Mountains, MT
       Gates of the Mountains, MT
       Helena Valley, MT
       Judith Basin County and Judith Gap, MT
       Little Belt and Highwood Mountains, MT
       Meagher County Valleys, MT
       Missouri Headwaters, MT
       Snowy and Judith Mountains, MT
       Southern High Plains, MT
       Southern Rocky Mountain Front, MT
       Upper Blackfoot and MacDonald Pass, MT
       Western and Central Chouteau County, MT

   Flood Watch - Expires: Tuesday 6:00am MDT
       Central and Southeast Phillips, MT
       Petroleum, MT
       Southwest Phillips, MT

   Flood Watch - Expires: Tuesday 3:15pm MDT
       Crazy Mountains, MT
       Golden Valley, MT
       Judith Gap, MT
       Melville Foothills, MT
       Musselshell, MT
       Northeastern Yellowstone, MT
       Northern Stillwater, MT
       Northern Sweet Grass, MT
       Southern Wheatland, MT
       Southwestern Yellowstone, MT

Arco/Mud Lake Desert, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Bear Lake Valley, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Bear River Range, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Beaverhead/Lemhi Highlands, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Big Hole Mountains, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Blackfoot Mountains, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Caribou Range, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Centennial Mountains/Island Park, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Challis/Pahsimeroi Valleys, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Eastern Magic Valley, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Franklin/Eastern Oneida Region, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Lost River Valleys, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Lower Snake River Plain, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Lower Treasure Valley, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Marsh and Arbon Highlands, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Raft River Region, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Shoshone/Lava Beds, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Southern Hills/Albion Mountains, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Southern Twin Falls County, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Teton Valley, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Upper Snake River Plain, ID
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Upper Treasure Valley, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Western Magic Valley, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Wood River Foothills, ID
      Heat Advisory - Expires: Monday 9:00pm MDT

Bears Paw Mountains and Southern Blaine, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Beartooth Foothills, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT

Big Belt, Bridger and Castle Mountains, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Bighorn Canyon, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Canyon Ferry Area, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Carter, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Cascade County below 5000ft, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Central and Southeast Phillips, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT
      Lake Wind Advisory - Expires: Tuesday 6:00am MDT
      Flood Watch - Expires: Tuesday 6:00am MDT

Central and Southern Valley, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT
      Lake Wind Advisory - Expires: Tuesday 6:00am MDT

Crazy Mountains, MT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Custer, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Daniels, MT
      Heat Advisory - Expires: Tuesday 2:00am MDT

Dawson, MT
      Extreme Heat Warning - Expires: Tuesday 6:00am MDT
      Heat Advisory - Expires: Tuesday 6:00am MDT

Eastern Pondera and Eastern Teton, MT
      Heat Advisory - Expires: Monday 9:00pm MDT

Eastern Roosevelt, MT
      Extreme Heat Warning - Expires: Tuesday 6:00am MDT
      Heat Advisory - Expires: Tuesday 6:00am MDT

Eastern Toole and Liberty, MT
      Heat Advisory - Expires: Monday 9:00pm MDT

Elkhorn and Boulder Mountains, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Fallon, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Fergus County below 4500ft, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Gallatin Valley, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Gallatin and Madison County Mountains and Centennial Mountains, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Garfield, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT
      Lake Wind Advisory - Expires: Tuesday 6:00am MDT

Gates of the Mountains, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Golden Valley, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Helena Valley, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Hill County, MT
      Heat Advisory - Expires: Monday 9:00pm MDT

Judith Basin County and Judith Gap, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Judith Gap, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Little Belt and Highwood Mountains, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Livingston Area, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT

Madison River Valley, MT
      Heat Advisory - Expires: Monday 9:00pm MDT

McCone, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT
      Lake Wind Advisory - Expires: Tuesday 6:00am MDT

Meagher County Valleys, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Melville Foothills, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Missouri Headwaters, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Musselshell, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Northeastern Yellowstone, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Northern Big Horn, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Northern Blaine County, MT
      Heat Advisory - Expires: Monday 9:00pm MDT

Northern Carbon, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT

Northern Park, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT

Northern Phillips, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT

Northern Rosebud, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Northern Stillwater, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Northern Sweet Grass, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Northern Valley, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT

Paradise Valley, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT

Petroleum, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT
      Lake Wind Advisory - Expires: Tuesday 6:00am MDT
      Flood Watch - Expires: Tuesday 6:00am MDT

Powder River, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Prairie, MT
      Extreme Heat Warning - Expires: Tuesday 6:00am MDT

Red Lodge Foothills, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT

Richland, MT
      Extreme Heat Warning - Expires: Tuesday 6:00am MDT
      Heat Advisory - Expires: Tuesday 6:00am MDT

Sheridan, MT
      Heat Advisory - Expires: Tuesday 2:00am MDT

Snowy and Judith Mountains, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Southeastern Carbon, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Southern Big Horn, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Southern High Plains, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Southern Rocky Mountain Front, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Southern Rosebud, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Southern Wheatland, MT
      Extreme Heat Warning - Expires: Tuesday 12:00am MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Southwest Phillips, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT
      Flood Watch - Expires: Tuesday 6:00am MDT

Southwestern Yellowstone, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT
      Flood Watch - Expires: Tuesday 3:15pm MDT

Treasure, MT
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

Upper Blackfoot and MacDonald Pass, MT
      Flood Watch - Expires: Tuesday 3:15am MDT

Western Roosevelt, MT
      Heat Advisory - Expires: Tuesday 6:00am MDT

Western and Central Chouteau County, MT
      Heat Advisory - Expires: Monday 9:00pm MDT
      Flood Watch - Expires: Tuesday 3:15am MDT

Wibaux, MT
      Extreme Heat Warning - Expires: Tuesday 6:00am MDT

Bordeaux/Chugwater/Wheatland, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Central Laramie County, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Cody Foothills, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Converse County Lower Elevations, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

East Laramie County, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

East Platte County, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

East Sweetwater County, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Flaming Gorge, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Goshen County, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Goshen/Middle-Lower North Platte River Basin, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Green Mountains and Rattlesnake Range, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Jackson Hole, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Lander Foothills, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Laramie East High Plains, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Laramie Foothills and High Plains, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Middle North Platte River Basin/Niobrara and Converse High Plains, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Natrona County Lower Elevations, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Newcastle, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Niobrara County, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

North Bighorn Basin, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

North Laramie Range and Adjacent High Plains, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

North Laramie Valley/Shirley Basin, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

North Snowy Range Foothills, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Northeast Johnson County, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Northeastern Crook, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Northern Campbell, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Rock Springs and Green River, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Sheridan Foothills, WY
      Extreme Heat Warning - Expires: Tuesday 1:15pm MDT

South Lincoln County, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Southeast Bighorn Basin, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Southeast Johnson County, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Southern Campbell, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Southwest Bighorn Basin, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Southwest Carbon County, WY
      Red Flag Warning - Expires: Tuesday 6:00am MDT

Southwest Wyoming, WY
      Extreme Heat Warning - Expires: Monday 9:00pm MDT

Star Valley, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Upper Green River Basin Foothills, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Upper Green River Basin, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Upper Wind River Basin, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT

Western Crook, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Weston County Plains, WY
      Heat Advisory - Expires: Tuesday 6:00am MDT

Wind River Basin, WY
      Extreme Heat Warning - Expires: Tuesday 8:00am MDT