Old Res Weather

Lexington, Massachusetts, USA

35°F
2/16/2025 7:17pm 
  • Lexington Conditions: Clear
  • Temperature: 35.1°F / 1.7°CColder 0.1°F than last hour.
  • Dew Point: 32.4°FDecreased 0.1°Fsince last hour.
  • Relative Humidity: 90% 
  • Wind: Calm, 10-min avg: Calm, gust: None
  • Barometer: 29.00 inFalling 0.05 inHg/hr Falling Slowly
  • Visibility: 10 miles
  • Rain Today: 0.01 in
  • UV Index: $VPuv None
  •   

Current Extreme Heat Warning Alerts / Advisories

Issued by the National Weather Service

   Extreme Heat Warning - Expires: Monday 8:00am PDT
       Lake Havasu and Fort Mohave, AZ
       Lake Mead - AZ side, AZ
       Lake Mohave - AZ side, AZ
       Death Valley National Park, CA
       San Bernardino County-Upper Colorado River Valley, CA
       Lake Mead - NV side, NV
       Lake Mohave - NV side, NV
       Las Vegas Valley, NV
       Northeast Clark County, NV
       Western Clark and Southern Nye County, NV

   Extreme Heat Warning - Expires: Monday 3:00am MST
       Parker Valley, AZ
       Yuma, AZ
       Chuckwalla Valley, CA
       Imperial County West, CA
       Imperial Valley, CA
       Palo Verde Valley, CA
       Salton Sea, CA

   Extreme Heat Warning - Expires: Monday 4:00am PDT
       Bakersfield, CA
       Buena Vista, CA
       Buttonwillow - Lost Hills - I5, CA
       Caruthers - San Joaquin - Selma, CA
       Coalinga - Avenal, CA
       Delano-Wasco-Shafter, CA
       Frazier Mountain Communities, CA
       Fresno-Clovis, CA
       Fresno-Tulare Foothills, CA
       Grapevine, CA
       Hanford - Corcoran - Lemoore, CA
       Kern River Valley, CA
       Los Banos - Dos Palos, CA
       Mariposa Madera Foothills, CA
       Merced - Madera - Mendota, CA
       Planada - Le Grand - Snelling, CA
       South End San Joaquin Valley, CA
       South End Sierra Foothills, CA
       Southeast San Joaquin Valley, CA
       Tehachapi, CA
       Visalia - Porterville - Reedley, CA
       West Side Mountains South of 198, CA
       West Side of Fresno and Kings Counties, CA

   Extreme Heat Warning - Expires: Monday 4:00am PDT
       Indian Wells Valley, CA
       Mojave Desert Slopes, CA
       Mojave Desert, CA

   Extreme Heat Warning - Expires: Monday 4:00am PDT
       Mariposa-Madera Lower Sierra, CA

   Extreme Heat Warning - Expires: Monday 4:00am PDT
       West Side Mountains north of 198, CA

   Extreme Heat Warning - Expires: Monday 6:15am CDT
       Clinton, IL
       Madison, IL
       Monroe, IL
       Randolph, IL
       St. Clair, IL
       Washington, IL
       Boone, MO
       Callaway, MO
       Cole, MO
       Franklin, MO
       Gasconade, MO
       Jefferson, MO
       Moniteau, MO
       Montgomery, MO
       Osage, MO
       St. Charles, MO
       St. Louis City, MO
       St. Louis, MO
       Warren, MO

   Extreme Heat Warning - Expires: Tuesday 10:00pm CDT
       Bourbon, KS
       Cherokee, KS
       Crawford, KS
       Barton, MO
       Benton, MO
       Camden, MO
       Cedar, MO
       Dade, MO
       Dallas, MO
       Hickory, MO
       Jasper, MO
       Lawrence, MO
       Maries, MO
       McDonald, MO
       Miller, MO
       Morgan, MO
       Newton, MO
       Polk, MO
       St. Clair, MO
       Vernon, MO

   Extreme Heat Warning - Expires: Monday 5:00am CDT
       Linn, KS
       Miami, KS
       Bates, MO
       Cass, MO
       Cooper, MO
       Henry, MO
       Howard, MO
       Johnson, MO
       Pettis, MO
       Saline, MO

   Extreme Heat Warning - Expires: Sunday 11:00pm PDT
       Humboldt County, NV

   Extreme Heat Warning - Expires: Sunday 11:00pm PDT
       Northeastern Nye County, NV
       Northern Lander County and Northern Eureka County, NV
       Northwestern Nye County, NV
       Southern Lander County and Southern Eureka County, NV
       Southwest Elko County, NV

   Extreme Heat Warning - Expires: Sunday 11:00pm PDT
       South Central Elko County, NV

   Extreme Heat Warning - Expires: Monday 7:30am PDT
       Southeastern Elko County, NV

   Extreme Heat Warning - Expires: Monday 8:00am PDT
       Western Nevada Basin and Range including Pyramid Lake, NV

Lake Havasu and Fort Mohave, AZ
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Lake Mead - AZ side, AZ
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Lake Mohave - AZ side, AZ
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Parker Valley, AZ
      Extreme Heat Warning - Expires: Monday 3:00am MST

Yuma, AZ
      Extreme Heat Warning - Expires: Monday 3:00am MST

Bakersfield, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Buena Vista, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Buttonwillow - Lost Hills - I5, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Caruthers - San Joaquin - Selma, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Chuckwalla Valley, CA
      Extreme Heat Warning - Expires: Monday 3:00am MST

Coalinga - Avenal, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Death Valley National Park, CA
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Delano-Wasco-Shafter, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Frazier Mountain Communities, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Fresno-Clovis, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Fresno-Tulare Foothills, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Grapevine, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Hanford - Corcoran - Lemoore, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Imperial County West, CA
      Extreme Heat Warning - Expires: Monday 3:00am MST

Imperial Valley, CA
      Extreme Heat Warning - Expires: Monday 3:00am MST

Indian Wells Valley, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Kern River Valley, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Los Banos - Dos Palos, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Mariposa Madera Foothills, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Mariposa-Madera Lower Sierra, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Merced - Madera - Mendota, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Mojave Desert Slopes, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Mojave Desert, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Palo Verde Valley, CA
      Extreme Heat Warning - Expires: Monday 3:00am MST

Planada - Le Grand - Snelling, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Salton Sea, CA
      Extreme Heat Warning - Expires: Monday 3:00am MST

San Bernardino County-Upper Colorado River Valley, CA
      Extreme Heat Warning - Expires: Monday 8:00am PDT

South End San Joaquin Valley, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

South End Sierra Foothills, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Southeast San Joaquin Valley, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Tehachapi, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Visalia - Porterville - Reedley, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

West Side Mountains South of 198, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

West Side Mountains north of 198, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

West Side of Fresno and Kings Counties, CA
      Extreme Heat Warning - Expires: Monday 4:00am PDT

Clinton, IL
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Madison, IL
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Monroe, IL
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Randolph, IL
      Extreme Heat Warning - Expires: Monday 6:15am CDT

St. Clair, IL
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Washington, IL
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Bourbon, KS
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Cherokee, KS
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Crawford, KS
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Linn, KS
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Miami, KS
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Barton, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Bates, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Benton, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Boone, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Callaway, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Camden, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Cass, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Cedar, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Cole, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Cooper, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Dade, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Dallas, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Franklin, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Gasconade, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Henry, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Hickory, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Howard, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Jasper, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Jefferson, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Johnson, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Lawrence, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Maries, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

McDonald, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Miller, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Moniteau, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Montgomery, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Morgan, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Newton, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Osage, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Pettis, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

Polk, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Saline, MO
      Extreme Heat Warning - Expires: Monday 5:00am CDT

St. Charles, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

St. Clair, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

St. Louis City, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

St. Louis, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Vernon, MO
      Extreme Heat Warning - Expires: Tuesday 10:00pm CDT

Warren, MO
      Extreme Heat Warning - Expires: Monday 6:15am CDT

Humboldt County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

Lake Mead - NV side, NV
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Lake Mohave - NV side, NV
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Las Vegas Valley, NV
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Northeast Clark County, NV
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Northeastern Nye County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

Northern Lander County and Northern Eureka County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

Northwestern Nye County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

South Central Elko County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

Southeastern Elko County, NV
      Extreme Heat Warning - Expires: Monday 7:30am PDT

Southern Lander County and Southern Eureka County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

Southwest Elko County, NV
      Extreme Heat Warning - Expires: Sunday 11:00pm PDT

Western Clark and Southern Nye County, NV
      Extreme Heat Warning - Expires: Monday 8:00am PDT

Western Nevada Basin and Range including Pyramid Lake, NV
      Extreme Heat Warning - Expires: Monday 8:00am PDT