Lexington Weather

Lexington, Massachusetts, USA

77°F
7/15/2026 2:52am 
  • Lexington Conditions: Overcast
  • Temperature: 77.0°F / 25.0°CColder 0.4°F than last hour.
  • Dew Point: 71.1°FDecreased 0.3°Fsince last hour.
  • Relative Humidity: 82% 
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.65 inFalling 0.02 inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.00 in
  •   

Current Extreme Heat Warning Alerts / Advisories

Issued by the National Weather Service

   Extreme Heat Warning - Expires: Wednesday 5:00am MST
       Parker Valley, AZ
       Yuma, AZ
       Chuckwalla Valley, CA
       Imperial County Southeast, CA
       Imperial County Southwest, CA
       Imperial County West, CA
       Imperial Valley, CA
       Palo Verde Valley, CA
       Salton Sea, CA

   Extreme Heat Warning - Expires: Thursday 8:00pm PDT
       Antelope Valley, CA
       Calabasas and Agoura Hills, CA
       Central Ventura County Valleys, CA
       Eastern Antelope Valley Foothills, CA
       Eastern Santa Monica Mountains Recreational Area, CA
       Lake Casitas, CA
       Ojai Valley, CA
       Santa Barbara County Southeastern Coast, CA
       Santa Barbara County Southwestern Coast, CA
       Santa Ynez Mountains Eastern Range, CA
       Santa Ynez Mountains Western Range, CA
       Southeastern Ventura County Valleys, CA
       Western Antelope Valley Foothills, CA
       Western Santa Monica Mountains Recreational Area, CA

   Extreme Heat Warning - Expires: Wednesday 6:15am PDT
       Coachella Valley, CA

   Extreme Heat Warning - Expires: Thursday 8:00pm PDT
       Cuyama Valley, CA
       Eastern San Gabriel Mountains, CA
       Interstate 5 Corridor, CA
       Santa Barbara County Interior Mountains, CA
       Western San Gabriel Mountains and Highway 14 Corridor, CA

   Extreme Heat Warning - Expires: Thursday 8:00pm PDT
       Eastern San Fernando Valley, CA
       Los Angeles County Inland Coast including Downtown Los Angeles, CA
       Los Angeles County San Gabriel Valley, CA
       Santa Clarita Valley, CA
       Santa Susana Mountains, CA
       Western San Fernando Valley, CA

   Extreme Heat Warning - Expires: Wednesday 6:15am PDT
       Orange County Inland, CA
       Riverside County Mountains, CA
       San Bernardino County Mountains, CA
       San Bernardino and Riverside County Valleys-The Inland Empire, CA
       San Diego County Inland Valleys, CA
       San Diego County Mountains, CA
       San Gorgonio Pass Near Banning, CA
       Santa Ana Mountains and Foothills, CA

   Extreme Heat Warning - Expires: Wednesday 6:15am PDT
       San Diego County Deserts, CA

   Extreme Heat Warning - Expires: Wednesday 4:00pm EDT
       New Castle, DE

   Extreme Heat Warning - Expires: Wednesday 1:00pm CDT
       Anoka, MN
       Carver, MN
       Dakota, MN
       Hennepin, MN
       Ramsey, MN
       Scott, MN
       Washington, MN

   Extreme Heat Warning - Expires: Wednesday 1:00pm CDT
       Benton, MN
       Blue Earth, MN
       Brown, MN
       Chippewa, MN
       Chisago, MN
       Douglas, MN
       Goodhue, MN
       Isanti, MN
       Kanabec, MN
       Kandiyohi, MN
       Lac Qui Parle, MN
       Le Sueur, MN
       McLeod, MN
       Meeker, MN
       Mille Lacs, MN
       Morrison, MN
       Nicollet, MN
       Pope, MN
       Redwood, MN
       Renville, MN
       Rice, MN
       Sherburne, MN
       Sibley, MN
       Stearns, MN
       Stevens, MN
       Swift, MN
       Todd, MN
       Watonwan, MN
       Wright, MN
       Yellow Medicine, MN
       Barron, WI
       Chippewa, WI
       Dunn, WI
       Eau Claire, WI
       Pepin, WI
       Pierce, WI
       Polk, WI
       Rusk, WI
       St. Croix, WI

   Extreme Heat Warning - Expires: Wednesday 4:15pm CDT
       Crow Wing, MN
       Pine, MN
       South Aitkin, MN
       South Cass, MN
       Burnett, WI
       Washburn, WI

   Extreme Heat Warning - Expires: Wednesday 11:15pm MDT
       Carter, MT
       Custer, MT
       Fallon, MT
       Powder River, MT

   Extreme Heat Warning - Expires: Wednesday 12:00pm MDT
       Dawson, MT
       Prairie, MT
       Richland, MT
       Wibaux, MT

   Extreme Heat Warning - Expires: Wednesday 6:00am EDT
       Camden, NJ
       Gloucester, NJ
       Mercer, NJ
       Northwestern Burlington, NJ
       Delaware, PA
       Eastern Montgomery, PA
       Lower Bucks, PA
       Philadelphia, PA

   Extreme Heat Warning - Expires: Wednesday 6:00am EDT
       Eastern Monmouth, NJ

   Extreme Heat Warning - Expires: Wednesday 6:00am EDT
       Middlesex, NJ
       Ocean, NJ
       Somerset, NJ
       Southeastern Burlington, NJ
       Western Monmouth, NJ

Parker Valley, AZ
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Yuma, AZ
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Antelope Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Calabasas and Agoura Hills, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Central Ventura County Valleys, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Chuckwalla Valley, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Coachella Valley, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

Cuyama Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Eastern Antelope Valley Foothills, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Eastern San Fernando Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Eastern San Gabriel Mountains, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Eastern Santa Monica Mountains Recreational Area, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Imperial County Southeast, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Imperial County Southwest, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Imperial County West, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Imperial Valley, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Interstate 5 Corridor, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Lake Casitas, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Los Angeles County Inland Coast including Downtown Los Angeles, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Los Angeles County San Gabriel Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Ojai Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Orange County Inland, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

Palo Verde Valley, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

Riverside County Mountains, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

Salton Sea, CA
      Extreme Heat Warning - Expires: Wednesday 5:00am MST

San Bernardino County Mountains, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

San Bernardino and Riverside County Valleys-The Inland Empire, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

San Diego County Deserts, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

San Diego County Inland Valleys, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

San Diego County Mountains, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

San Gorgonio Pass Near Banning, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

Santa Ana Mountains and Foothills, CA
      Extreme Heat Warning - Expires: Wednesday 6:15am PDT

Santa Barbara County Interior Mountains, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Santa Barbara County Southeastern Coast, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Santa Barbara County Southwestern Coast, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Santa Clarita Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Santa Susana Mountains, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Santa Ynez Mountains Eastern Range, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Santa Ynez Mountains Western Range, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Southeastern Ventura County Valleys, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Western Antelope Valley Foothills, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Western San Fernando Valley, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Western San Gabriel Mountains and Highway 14 Corridor, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

Western Santa Monica Mountains Recreational Area, CA
      Extreme Heat Warning - Expires: Thursday 8:00pm PDT

New Castle, DE
      Extreme Heat Warning - Expires: Wednesday 4:00pm EDT

Anoka, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Benton, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Blue Earth, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Brown, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Carver, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Chippewa, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Chisago, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Crow Wing, MN
      Extreme Heat Warning - Expires: Wednesday 4:15pm CDT

Dakota, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Douglas, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Goodhue, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Hennepin, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Isanti, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Kanabec, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Kandiyohi, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Lac Qui Parle, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Le Sueur, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

McLeod, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Meeker, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Mille Lacs, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Morrison, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Nicollet, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Pine, MN
      Extreme Heat Warning - Expires: Wednesday 4:15pm CDT

Pope, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Ramsey, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Redwood, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Renville, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Rice, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Scott, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Sherburne, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Sibley, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

South Aitkin, MN
      Extreme Heat Warning - Expires: Wednesday 4:15pm CDT

South Cass, MN
      Extreme Heat Warning - Expires: Wednesday 4:15pm CDT

Stearns, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Stevens, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Swift, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Todd, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Washington, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Watonwan, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Wright, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Yellow Medicine, MN
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Carter, MT
      Extreme Heat Warning - Expires: Wednesday 11:15pm MDT

Custer, MT
      Extreme Heat Warning - Expires: Wednesday 11:15pm MDT

Dawson, MT
      Extreme Heat Warning - Expires: Wednesday 12:00pm MDT

Fallon, MT
      Extreme Heat Warning - Expires: Wednesday 11:15pm MDT

Powder River, MT
      Extreme Heat Warning - Expires: Wednesday 11:15pm MDT

Prairie, MT
      Extreme Heat Warning - Expires: Wednesday 12:00pm MDT

Richland, MT
      Extreme Heat Warning - Expires: Wednesday 12:00pm MDT

Wibaux, MT
      Extreme Heat Warning - Expires: Wednesday 12:00pm MDT

Camden, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Eastern Monmouth, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Gloucester, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Mercer, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Middlesex, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Northwestern Burlington, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Ocean, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Somerset, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Southeastern Burlington, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Western Monmouth, NJ
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Delaware, PA
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Eastern Montgomery, PA
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Lower Bucks, PA
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Philadelphia, PA
      Extreme Heat Warning - Expires: Wednesday 6:00am EDT

Barron, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Burnett, WI
      Extreme Heat Warning - Expires: Wednesday 4:15pm CDT

Chippewa, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Dunn, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Eau Claire, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Pepin, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Pierce, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Polk, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Rusk, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

St. Croix, WI
      Extreme Heat Warning - Expires: Wednesday 1:00pm CDT

Washburn, WI
      Extreme Heat Warning - Expires: Wednesday 4:15pm CDT