Extreme Temperature Diary- Tuesday July 15th, 2025/Main Topic: More Flooding for U.S.- New Jersey and New York Get Hit Hard

https://www.washingtonpost.com/weather/2025/07/15/new-jersey-flooding-nyc-northeast

New Jersey and New York City battered by heavy rain and flash floods

A state of emergency has been declared in New Jersey, while New York subway stations were flooded. Flash flood warnings were issued in Pennsylvania and Virginia.

By Andrew JeongBen Noll and Victoria Craw

Intense flooding and heavy rain has swept across parts of the Northeast, prompting New Jersey Gov. Phil Murphy (D) to declare a state of emergency and causing severe delays and suspensions on New York City’s subways. Early Tuesday morning travel services in New York City and New Jersey appeared mainly restored, with some travel disruption expected to persist.

The flooding necessitated rescues, grounded planes and submerged vehicles in waist-high water less than two weeks after flash floods in Texas killed more than 100 people, triggering concerns about the increasing number of flood fatalitiesin recent years because of heavier rainfall, fueled in part by climate change.

What to know

  • There were at least 216 reports of flooding across the United States on Monday, with the highest numbers in New York, New Jersey and Pennsylvania. The overall pattern is consistent with what has been observed countrywide this month, fueled in part by unusually warm Atlantic Ocean waters.
  • plume of tropical moisture was surging up the Eastern Seaboard, connected to a developing tropical storm near Florida. Storms from the Mid-Atlantic to the Northeast harnessed this moisture, producing flash flooding.
  • More storms are forecast on Tuesday, though they are not expected to be as intense or widespread, with another surge of heavy, potentially flooding storms possible in the region from Wednesday to Friday.

Radar estimates show more than 6 inches of rain fell in a matter of hours in northern New Jersey.

Newark Liberty International Airport reported groundings, delays and disruptions to flights, as New Jersey officials warned residents to avoid unnecessary travel. Travelers were urged to check with their airline to determine the status of their flight due to disruptions early Tuesday. Rail services appeared to have returned to normal after “severe impacts” due to weather, New Jersey Transit said.

Buses were also delayed — videos on social media showed submerged cars that were caught by the abrupt floods, including those on the New Jersey Turnpike.

Shawn LaTourette, the head of New Jersey’s Department of Environmental Protection, said in a social media post that about a sixth of the state lies in a floodplain, and he told residents to take flood warnings seriously.

Affected areas in the stateincluded Union County, Essex County and Somerset County. A house in North Plainfield, New Jersey, was completely destroyed and appeared to have exploded after floodwaters swept through the area, according to local media reports.

CBS News shared video of a rescue being carried out in Scotch Plains, New Jersey, where a man was pulled by a rope through floodwaters, according to the news outlet.

New York subways flooded, trains disrupted

New York City experienced its second-highest hourly rainfall since 1943 — receiving 2 inches in 30 minutes — and considerable flooding. Train services were disrupted, subways were flooded in “multiple stations,”the NYCT subway service said, and roads were inundated, though precipitation was expected to weaken into Tuesday morning.

The rainfall was expected to continue moving east and become less intense into early Tuesday, with residents urged to take heed of road closures due to the risk of residual flooding, NWS New York said.

Earlier, a flash flood warning was issued for all five borough’s according to New York City’s Emergency Management Department, citing National Weather Service warnings.

People were warned to be ready to move to higher ground as “streets, basements, and below-grade spaces can fill with water in minutes,” the agency said on X. “If you live in a basement apartment or low-lying area, be ready to move to higher ground. Keep your Go Bag near the door and clear exit paths.”

In Westchester County a flash flood warning was issued by the local Department of Emergency Services (DES) with residents urged to stay off the roads until conditions improved.

Westchester County Executive Kenneth W. Jenkins told CBS News parts of the area were “underwater” with Saw Mill River Parkway, Bronx River Parkway and Sprain Brook Parkway all affected. Some drivers had to be rescued by local emergency services as “the water came up very, very quickly,” he said.

New York Gov. Kathy Hochul (D) also said on social media there was flash flooding in the Hudson Valley with serious conditions and several rescues in Rockland and Westchester.

Flooding reported in eastern Pennsylvania

In Pennsylvania, the NWS issued a flash flood warning for the cities of Allentown, Bethlehem, Easton and Philadelphia, among other areas. The counties of Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon, Perry, Schuylkill and York were under a flood watch earlier Monday.

The state’s Emergency Management Agency said it was seeing flooding across the state’s east and urged people to charge devices, listen to local forecasts and never seek higher ground in an attic that had no means of escape. People were also urged to avoid driving if possible, including over bridges which can wash away without warning, it said.

In the Mount Joy Borough in Lancaster County, a Declaration of Disaster Emergency was declared by the local council after more than 7 inches of rain fell in five hours, according to the Mount Joy Fire Department.

The fire department said it received reports of more than 5 feet of water in some homes and carried out 16 water rescues, with more than 30 requests for help due to flooded basements.

Flash flood warnings in Virginia

Overnight flash flood warnings were issued as far south as Petersburg, Virginia, where several water rescues were underway, according to the NWS. A warning was also in affect for areas including Colonial Heights and Emporia until early Tuesday morning, the agency said.

Authorities have urged drivers to stay off the roads in flood conditions due to the risk of being swept away. The NWS has said more deaths occur due to flooding than any other storm-related hazard, with just 6 inches of fast-moving water able to knock over an adult.

“It takes just 12 inches of rushing water to carry away most cars and just 2 feet of rushing water can carry away SUVs and trucks,” it said.

Extreme flooding events are on the rise

The number of flood deaths has ticked up in recent years, according to National Weather Service data. Across the country, 145 flood-related deaths were reported in 2024, The Washington Post reported, well above the 25-year average of 85 per year.

The intensity and frequency of extreme flooding events are on the rise across the United States and are likely to worsen in the years ahead, said Daniel Swain, a climate scientist at the University of California Agriculture and Natural Resources. Warming temperatures will allow more moisture to gather in the atmosphere, leading to more extreme downpours, he said.

“The climate today is very different from what it was a few decades ago,” Swain said. “And so, we are seeing an exceptional number of these events this summer.”

Swain pointed to tallies in New York City showing that the heavy rainfall events have tended to happen more frequently in the 21st century. According to hourly rainfall data from New York City gathered since 1943, the top four hours with the most rain occurred after 2020. Nine of the top 10 hours have occurred this century.

More extreme weather articles:

HAND CURATED

By Andrew Jeong Andrew Jeong is a reporter for The Washington Post in its Seoul hub. follow on X@hj257

By Ben Noll Ben Noll is a meteorologist passionate about explaining the why behind the weather, extreme events and climate trends. He has expertise in data analysis, supercomputer-driven graphics and forecasting weather worldwide. follow on X@BenNollWeather

By Victoria CrawVictoria Craw is a breaking news reporter and editor in The Washington Post’s London Hub.

And now: A thread regarding my thoughts on "1.5°C"–not only as a Paris Agreement target, but also re: relevance to recent #climate events & overlaps (or not) w/geophysical realities. (This was originally written as a response to a journalist, who used excerpts in their article.)

Daniel Swain (@weatherwest.bsky.social) 2025-07-13T01:48:10.000Z

Why the federal government is making climate data disappear.Under Trump, climate denial has given way to something even more dangerous: climate erasure.grist.org/language/tru…#Climate #Data #Trump #Science #Policy #Politics #Environment

Grist (@grist.org) 2025-07-14T13:33:29.487Z

I talked with NPR in San Francisco today for 25 minutes on the Texas flooding, and the larger issue of how the basic infrastructure to do science in the US is being destroyed—particularly weather science. www.kalw.org/show/your-ca…

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2025-07-14T21:29:37.863Z

Here I am connecting the dots with the Texas floods – despite having to block dozens of "weather warfare! secret military experiment!" claims whenever I post it on other social channels 😬 time.com/7301528/clim…

Katharine Hayhoe (@katharinehayhoe.com) 2025-07-14T20:33:52.790Z

Good to hear Miliband defending action on #climate breakdownBut the truth is, by 2050, much of the world will already have reverted to a Pliocene climate, on its way back to the even hotter Miocene, and quite possibly worsewww.theguardian.com/politics/liv…

Prof Bill McGuire (@profbillmcguire.bsky.social) 2025-07-14T15:51:57.477Z

"The strongest nor’easters have intensified over the past century, due to increased storm moisture, fueled by warmer ocean temperatures. We also observe an increasing trend in nor’easter precipitation rates." Also: a repeat of the March 1962 Ash Wednesday Nor'easter would cost $31 billion.

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2025-07-14T20:40:27.576Z

Wildfire health impacts continue — but research shows that if we do not directly connect extremes with how they're being driven by a warming climate, being affected by disasters won't make us more willing to support + advocate for climate action. That's why it's SO impt that we talk about it!

Katharine Hayhoe (@katharinehayhoe.com) 2025-07-14T20:31:11.108Z

Pretty remarkable that we’ve seen a record for flood warnings this year!

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2025-07-15T14:12:12.852Z

Atlanta is embracing a cheap, effective way to beat urban heat: ‘cool roofs’. White or reflective roofs significantly reduce temperatures. Atlanta is the latest city to mandate their adoption.grist.org/cities/atlan…#Atlanta #Climate #Heat #ATL #Roofs #policy #Color

Grist (@grist.org) 2025-07-14T17:39:56.113Z

A wildfire burned a water treatment plant at Grand Canyon, releasing deadly chlorine gas. The NOAA HYSPLIT model “currently indicates no critical threat to nearby communities” but multiple trails and Phantom Ranch were closed. The NOAA lab that runs HYSPLIT is on the chopping block.

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2025-07-13T22:53:06.328Z

🦋 Good Night Everyone 🦋 ~~~ Sweet Dreams ~~~#Photography#Climate#Nature#StormClouds#Rivers#NorthumberlandWATCHING THE STORM CLOUDS ROLL IN ⛈️

Karen Barry-Davies (@wheelan.bsky.social) 2025-07-14T23:09:33.923Z

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