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Extreme Heat Warning Issued for NYC As Dangerous Heat Wave Builds Through the Weekend

New York City

Published · Updated

Summary

  • Mayor Zohran Mamdani has activated an unprecedented Heat Emergency Plan as NYC braces for a dangerous, multi-day heat wave from Wednesday through the July 4th holiday weekend.
  • An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch through Saturday evening. Heat index values are expected to reach 100-105 degrees Wednesday, 103-108 Thursday, and peak near 109 degrees Friday, with triple-digit values persisting through July 4. Thursday could be the first 100-degree day in Central Park since 2012.
  • Hundreds of cooling centers will open citywide beginning Wednesday, including the Javits Center and NYCEM Headquarters from July 3-5. Find your nearest cooling center here.
  • NYC Health + Hospitals is deploying 15 COOL vans with nurses for wellness checks and supply distribution, plus in-home teams checking on older adults. Over 2,200 LinkNYC kiosks now show directions to the nearest cooling center. Pools stay open an extra hour (until 8 p.m.) and beaches remain staffed 10 a.m.-6 p.m. Free hydrant spray caps are available at firehouses for adults 18+. Find areas to cool off outdoors here.
  • An Air Quality Health Advisory is also in effect due to elevated ozone, and the city has activated its Flash Flood Plan ahead of possible daily thunderstorms.
  • Stay hydrated, seek air conditioning or shade, and check on vulnerable neighbors. Heat stroke is a medical emergency—call 911 for hot, dry skin, trouble breathing, rapid heartbeat, confusion, dizziness, nausea, or vomiting. Never leave a child, adult, or pet in a parked car.
  • See details on NYC's plan here.
  • See more tips on beating the heat here.

Timeline

Never leave a child, adult, or pet in a parked car—temperatures inside a vehicle can become deadly within minutes, even with windows cracked. If you see someone in a hot car, call 911 immediately.

Residents are urged to stay hydrated, avoid direct sunlight, seek air conditioning or shade, and check on older neighbors and family members. Anyone without air conditioning should find a cooling center by calling 311 or visiting nyc.gov/beattheheat. Heat stroke is a medical emergency: call 911 if you or someone near you has hot, dry skin, trouble breathing, rapid heartbeat, confusion, disorientation, dizziness, nausea, or vomiting.

An Air Quality Health Advisory is also in effect for the NYC metro region due to elevated ozone levels. Showers and thunderstorms are possible each day through Saturday, with potential for isolated severe storms the city has also activated its Flash Flood Plan.

Public pools will stay open an extra hour, until 8 p.m., during the emergency, and beaches remain open daily with lifeguards from 10 a.m. to 6 p.m. Adults 18 and older can pick up a free city-approved hydrant spray cap from their local firehouse with a valid ID.

NYC Health + Hospitals will deploy 15 Cooling Outreach On-Location (COOL) vans staffed with nurses to perform wellness checks, distribute water, electrolytes, sunscreen, and cooling towels, and transport people to cooling centers or hospitals. Separate COOL in-home teams will check on older adults enrolled with NYC Aging. More than 2,200 LinkNYC kiosks will display real-time walking directions to the nearest cooling center.

Under the city's plan, hundreds of cooling centers will open across all five boroughs beginning Wednesday at public hospitals, libraries, older adult centers, and other public buildings. The Javits Center and NYCEM Headquarters will operate as cooling centers from 11 a.m. to 11 p.m. July 3 through July 5. For the first time, the Department of Health and Mental Hygiene will also operate Health Action Centers and Overdose Prevention Centers as cooling sites.

Heat index values are expected to reach 100 to 105 degrees Wednesday, climb to 103 to 108 degrees Thursday, and peak as high as 109 degrees Friday. Triple-digit heat index values are expected to persist through July 4. If the forecast holds, Thursday would be the first 100-degree day recorded in Central Park since July 2012.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending through Saturday evening, according to the National Weather Service.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending from Wednesday evening through Saturday evening, according to the National Weather Service.

Incident reported at New York City.

Never leave a child, adult, or pet in a parked car—temperatures inside a vehicle can become deadly within minutes, even with windows cracked. If you see someone in a hot car, call 911 immediately.

Residents are urged to stay hydrated, avoid direct sunlight, seek air conditioning or shade, and check on older neighbors and family members. Anyone without air conditioning should find a cooling center by calling 311 or visiting nyc.gov/beattheheat. Heat stroke is a medical emergency: call 911 if you or someone near you has hot, dry skin, trouble breathing, rapid heartbeat, confusion, disorientation, dizziness, nausea, or vomiting.

An Air Quality Health Advisory is also in effect for the NYC metro region due to elevated ozone levels. Showers and thunderstorms are possible each day through Saturday, with potential for isolated severe storms the city has also activated its Flash Flood Plan.

Public pools will stay open an extra hour, until 8 p.m., during the emergency, and beaches remain open daily with lifeguards from 10 a.m. to 6 p.m. Adults 18 and older can pick up a free city-approved hydrant spray cap from their local firehouse with a valid ID.

NYC Health + Hospitals will deploy 15 Cooling Outreach On-Location (COOL) vans staffed with nurses to perform wellness checks, distribute water, electrolytes, sunscreen, and cooling towels, and transport people to cooling centers or hospitals. Separate COOL in-home teams will check on older adults enrolled with NYC Aging. More than 2,200 LinkNYC kiosks will display real-time walking directions to the nearest cooling center.

Under the city's plan, hundreds of cooling centers will open across all five boroughs beginning Wednesday at public hospitals, libraries, older adult centers, and other public buildings. The Javits Center and NYCEM Headquarters will operate as cooling centers from 11 a.m. to 11 p.m. July 3 through July 5. For the first time, the Department of Health and Mental Hygiene will also operate Health Action Centers and Overdose Prevention Centers as cooling sites.

Heat index values are expected to reach 100 to 105 degrees Wednesday, climb to 103 to 108 degrees Thursday, and peak as high as 109 degrees Friday. Triple-digit heat index values are expected to persist through July 4. If the forecast holds, Thursday would be the first 100-degree day recorded in Central Park since July 2012.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending through Saturday evening, according to the National Weather Service.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending from Wednesday evening through Saturday evening, according to the National Weather Service.

Incident reported at New York City.

Never leave a child, adult, or pet in a parked car—temperatures inside a vehicle can become deadly within minutes, even with windows cracked. If you see someone in a hot car, call 911 immediately.

Residents are urged to stay hydrated, avoid direct sunlight, seek air conditioning or shade, and check on older neighbors and family members. Anyone without air conditioning should find a cooling center by calling 311 or visiting nyc.gov/beattheheat. Heat stroke is a medical emergency: call 911 if you or someone near you has hot, dry skin, trouble breathing, rapid heartbeat, confusion, disorientation, dizziness, nausea, or vomiting.

An Air Quality Health Advisory is also in effect for the NYC metro region due to elevated ozone levels. Showers and thunderstorms are possible each day through Saturday, with potential for isolated severe storms the city has also activated its Flash Flood Plan.

Public pools will stay open an extra hour, until 8 p.m., during the emergency, and beaches remain open daily with lifeguards from 10 a.m. to 6 p.m. Adults 18 and older can pick up a free city-approved hydrant spray cap from their local firehouse with a valid ID.

NYC Health + Hospitals will deploy 15 Cooling Outreach On-Location (COOL) vans staffed with nurses to perform wellness checks, distribute water, electrolytes, sunscreen, and cooling towels, and transport people to cooling centers or hospitals. Separate COOL in-home teams will check on older adults enrolled with NYC Aging. More than 2,200 LinkNYC kiosks will display real-time walking directions to the nearest cooling center.

Under the city's plan, hundreds of cooling centers will open across all five boroughs beginning Wednesday at public hospitals, libraries, older adult centers, and other public buildings. The Javits Center and NYCEM Headquarters will operate as cooling centers from 11 a.m. to 11 p.m. July 3 through July 5. For the first time, the Department of Health and Mental Hygiene will also operate Health Action Centers and Overdose Prevention Centers as cooling sites.

Heat index values are expected to reach 100 to 105 degrees Wednesday, climb to 103 to 108 degrees Thursday, and peak as high as 109 degrees Friday. Triple-digit heat index values are expected to persist through July 4. If the forecast holds, Thursday would be the first 100-degree day recorded in Central Park since July 2012.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending through Saturday evening, according to the National Weather Service.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending from Wednesday evening through Saturday evening, according to the National Weather Service.

Incident reported at New York City.

Never leave a child, adult, or pet in a parked car—temperatures inside a vehicle can become deadly within minutes, even with windows cracked. If you see someone in a hot car, call 911 immediately.

Residents are urged to stay hydrated, avoid direct sunlight, seek air conditioning or shade, and check on older neighbors and family members. Anyone without air conditioning should find a cooling center by calling 311 or visiting nyc.gov/beattheheat. Heat stroke is a medical emergency: call 911 if you or someone near you has hot, dry skin, trouble breathing, rapid heartbeat, confusion, disorientation, dizziness, nausea, or vomiting.

An Air Quality Health Advisory is also in effect for the NYC metro region due to elevated ozone levels. Showers and thunderstorms are possible each day through Saturday, with potential for isolated severe storms the city has also activated its Flash Flood Plan.

Public pools will stay open an extra hour, until 8 p.m., during the emergency, and beaches remain open daily with lifeguards from 10 a.m. to 6 p.m. Adults 18 and older can pick up a free city-approved hydrant spray cap from their local firehouse with a valid ID.

NYC Health + Hospitals will deploy 15 Cooling Outreach On-Location (COOL) vans staffed with nurses to perform wellness checks, distribute water, electrolytes, sunscreen, and cooling towels, and transport people to cooling centers or hospitals. Separate COOL in-home teams will check on older adults enrolled with NYC Aging. More than 2,200 LinkNYC kiosks will display real-time walking directions to the nearest cooling center.

Under the city's plan, hundreds of cooling centers will open across all five boroughs beginning Wednesday at public hospitals, libraries, older adult centers, and other public buildings. The Javits Center and NYCEM Headquarters will operate as cooling centers from 11 a.m. to 11 p.m. July 3 through July 5. For the first time, the Department of Health and Mental Hygiene will also operate Health Action Centers and Overdose Prevention Centers as cooling sites.

Heat index values are expected to reach 100 to 105 degrees Wednesday, climb to 103 to 108 degrees Thursday, and peak as high as 109 degrees Friday. Triple-digit heat index values are expected to persist through July 4. If the forecast holds, Thursday would be the first 100-degree day recorded in Central Park since July 2012.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending through Saturday evening, according to the National Weather Service.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending from Wednesday evening through Saturday evening, according to the National Weather Service.

Incident reported at New York City.

Never leave a child, adult, or pet in a parked car—temperatures inside a vehicle can become deadly within minutes, even with windows cracked. If you see someone in a hot car, call 911 immediately.

Residents are urged to stay hydrated, avoid direct sunlight, seek air conditioning or shade, and check on older neighbors and family members. Anyone without air conditioning should find a cooling center by calling 311 or visiting nyc.gov/beattheheat. Heat stroke is a medical emergency: call 911 if you or someone near you has hot, dry skin, trouble breathing, rapid heartbeat, confusion, disorientation, dizziness, nausea, or vomiting.

An Air Quality Health Advisory is also in effect for the NYC metro region due to elevated ozone levels. Showers and thunderstorms are possible each day through Saturday, with potential for isolated severe storms the city has also activated its Flash Flood Plan.

Public pools will stay open an extra hour, until 8 p.m., during the emergency, and beaches remain open daily with lifeguards from 10 a.m. to 6 p.m. Adults 18 and older can pick up a free city-approved hydrant spray cap from their local firehouse with a valid ID.

NYC Health + Hospitals will deploy 15 Cooling Outreach On-Location (COOL) vans staffed with nurses to perform wellness checks, distribute water, electrolytes, sunscreen, and cooling towels, and transport people to cooling centers or hospitals. Separate COOL in-home teams will check on older adults enrolled with NYC Aging. More than 2,200 LinkNYC kiosks will display real-time walking directions to the nearest cooling center.

Under the city's plan, hundreds of cooling centers will open across all five boroughs beginning Wednesday at public hospitals, libraries, older adult centers, and other public buildings. The Javits Center and NYCEM Headquarters will operate as cooling centers from 11 a.m. to 11 p.m. July 3 through July 5. For the first time, the Department of Health and Mental Hygiene will also operate Health Action Centers and Overdose Prevention Centers as cooling sites.

Heat index values are expected to reach 100 to 105 degrees Wednesday, climb to 103 to 108 degrees Thursday, and peak as high as 109 degrees Friday. Triple-digit heat index values are expected to persist through July 4. If the forecast holds, Thursday would be the first 100-degree day recorded in Central Park since July 2012.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending through Saturday evening, according to the National Weather Service.

An Extreme Heat Warning is in effect for all five boroughs from noon to 9 p.m. Wednesday, with an Extreme Heat Watch extending from Wednesday evening through Saturday evening, according to the National Weather Service.

Incident reported at New York City.

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Comments30

magiccooter14h ago

Don’t take your fur babies out till the sun goes down their paws will burn on the pavement in this heat and they can also catch a heat stroke everyone else stay hydrated or stay inside if you can

magiccooter14h ago

@User241879024 lmaoooo 🙂‍↔️

suvymil14h ago

Aii maybe the winter wasn’t that bad

NewYorkUser74744801614h ago

@spanishharlemqueen112 me too lol I’m a winter baby and prefer the cold

ser17797630114h ago

Hope the grid holds up 😭

harlemtrenchkid14h ago

Shit down Times Square so I can have my ac on all day

NunyaBidnessB9h ago

@harlemtrenchkid 🤡

magiccooter14h ago

Don’t take your fur babies out till the sun goes down their paws will burn on the pavement in this heat and they can also catch a heat stroke everyone else stay hydrated or stay inside if you can

magiccooter14h ago

@User241879024 lmaoooo 🙂‍↔️

suvymil14h ago

Aii maybe the winter wasn’t that bad

NewYorkUser74744801614h ago

@spanishharlemqueen112 me too lol I’m a winter baby and prefer the cold

ser17797630114h ago

Hope the grid holds up 😭

harlemtrenchkid14h ago

Shit down Times Square so I can have my ac on all day

NunyaBidnessB9h ago

@harlemtrenchkid 🤡

magiccooter14h ago

Don’t take your fur babies out till the sun goes down their paws will burn on the pavement in this heat and they can also catch a heat stroke everyone else stay hydrated or stay inside if you can

magiccooter14h ago

@User241879024 lmaoooo 🙂‍↔️

suvymil14h ago

Aii maybe the winter wasn’t that bad

NewYorkUser74744801614h ago

@spanishharlemqueen112 me too lol I’m a winter baby and prefer the cold

ser17797630114h ago

Hope the grid holds up 😭

harlemtrenchkid14h ago

Shit down Times Square so I can have my ac on all day

NunyaBidnessB9h ago

@harlemtrenchkid 🤡

magiccooter14h ago

Don’t take your fur babies out till the sun goes down their paws will burn on the pavement in this heat and they can also catch a heat stroke everyone else stay hydrated or stay inside if you can

magiccooter14h ago

@User241879024 lmaoooo 🙂‍↔️

suvymil14h ago

Aii maybe the winter wasn’t that bad

NewYorkUser74744801614h ago

@spanishharlemqueen112 me too lol I’m a winter baby and prefer the cold

ser17797630114h ago

Hope the grid holds up 😭

harlemtrenchkid14h ago

Shit down Times Square so I can have my ac on all day

NunyaBidnessB9h ago

@harlemtrenchkid 🤡

magiccooter14h ago

Don’t take your fur babies out till the sun goes down their paws will burn on the pavement in this heat and they can also catch a heat stroke everyone else stay hydrated or stay inside if you can

magiccooter14h ago

@User241879024 lmaoooo 🙂‍↔️

suvymil14h ago

Aii maybe the winter wasn’t that bad

NewYorkUser74744801614h ago

@spanishharlemqueen112 me too lol I’m a winter baby and prefer the cold

ser17797630114h ago

Hope the grid holds up 😭

harlemtrenchkid14h ago

Shit down Times Square so I can have my ac on all day

NunyaBidnessB9h ago

@harlemtrenchkid 🤡

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