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Northeast Heat Wave Smashed May Record In Philly | Weather.com

Weather · · 458 words · By Jonathan Erdman
Meteorological Records Extreme Weather

The article reports on a four-day heat wave from May 17-20 that affected the Northeast United States, resulting in record-breaking temperatures in cities like Philadelphia, Newark, and Reading. It provides meteorological explanations for the event, attributing the warmth to a zone of sinking air and high pressure.

open_in_new Read the original article: https://weather.com/forecast/regional/news/2026-05-18-northeast-heat-wave-record…

analyticsAnalysis

10%
Propaganda Score
confidence: 100%
Low risk. This article shows minimal use of propaganda techniques.

psychologyDetected Techniques

warning
Loaded Language 70% confidence
Using words with strong emotional connotations to influence an audience.

fact_checkFact-Check Results

10 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

info Single Source 6
check_circle Corroborated 4
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“A Northeast heat wave sent temperatures soaring into the summerlike 90s, tying or breaking all-time May records in a few places, including Philadelphia.”
CORROBORATED
Multiple web search results from Grand Pinnacle Tribune and ABC News confirm a record-breaking May heat wave in the Northeast with temperatures in the 90s and Philadelphia reaching 98°F.
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web search NEUTRAL — Record-breaking May temperatures hit the Northeast on May 19-20, 2026, with Philadelphia reaching 98°F and Boston experiencing its hottest May day since 1944.
https://evrimagaci.org/gpt/record-may-heat-wave-grips-northe…
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web search NEUTRAL — The Northeast coast from Philadelphia to Boston, including New York City, is in store for multiple days of dangerous heat. Heat indices in the Northeast are forecast to make it feel like the mid-90s t…
https://abcnews.com/US/130-million-people-brace-sweltering-c…
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web search NEUTRAL — The heat wave persists across portions of the Northeast before a cold front brings cooler air into the region late this week. Temperatures reached well above average this week, with several cities set…
https://www.theweather.com/news/forecasts/northeast-heat-wav…
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“This was a four-day heat wave that stretched from May 17-20 with over 70 daily record highs tied or set in the East from Georgia to Maine.”
SINGLE SOURCE
The provided evidence for this claim consists of general definitions of the month of May and generic calendar information, providing no specific data regarding a heat wave from May 17-20 or the number of records set.
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web search NEUTRAL — May is a month of spring in the Northern Hemisphere, and autumn in the Southern Hemisphere. Therefore, May in the Southern Hemisphere is the seasonal equivalent of November in the Northern Hemisphere …
https://en.wikipedia.org/wiki/May
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web search NEUTRAL — May is the fifth month in the Gregorian calendar and has 31 days. It is the last month of astronomical spring in the Northern Hemisphere and of astronomical fall in the Southern Hemisphere.
https://www.timeanddate.com/calendar/months/may.html
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web search NEUTRAL — Explore the month of May with holidays, the Flower Moon, gardening advice, seasonal recipes, weather forecasts, birth symbols, and fun May traditions.
https://www.almanac.com/content/month-may-holidays-fun-facts…
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“Philadelphia soared to 98 degrees on May 19, topping their previous all-time May record of 97 degrees set from May 30-31, 1991.”
SINGLE SOURCE
The Grand Pinnacle Tribune reports Philadelphia reached 98°F on May 19-20, 2026. However, other sources provided for Philadelphia are general Wikipedia/City pages and do not confirm the specific temperature or the 1991 record comparison.
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web search NEUTRAL — Philadelphia was founded in 1682 by William Penn, an English Quaker and advocate of religious freedom, and served as the capital of the colonial era Province of Pennsylvania. [3][15] It then played a …
https://en.m.wikipedia.org/wiki/Philadelphia
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web search NEUTRAL — 1 day ago · Official website of the City of Philadelphia, includes information on municipal services, permits, licenses, and records for citizens and businesses.
https://www.phila.gov/
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web search NEUTRAL — Explore the interactive map below to get a feel for your surroundings in Philadelphia. This map is meant to give a general sense of where some of Philly’s museums and attractions are located.
https://www.visitphilly.com/
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“Newark, New Jersey (99) and Reading, Pennsylvania (97) also tied their May monthly record highs on May 19.”
CORROBORATED
Three independent web sources (Grand Pinnacle Tribune, SciVersum, and East Coast Weather) all confirm that Newark, NJ reached 99 and Reading, PA reached 97, tying their May records.
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web search NEUTRAL — Newark, New Jersey, tied its May monthly record at 99 degrees, while Reading, Pennsylvania, hit 97, matching its own May best. Boston clocked in at 96 degrees, its hottest May day since 1944, just a d…
https://evrimagaci.org/gpt/record-may-heat-wave-grips-northe…
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web search NEUTRAL — Newark, New Jersey, recorded 99 degrees, and Reading, Pennsylvania, reached 97 degrees, tying their May monthly record highs. The extreme heat has led to heat alerts across the region, affecting areas…
https://sciversum.com/northeast-faces-record-heat-wave-befor…
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web search NEUTRAL — Newark, New Jersey, reached 99 degrees Tuesday, tying the city’s all-time May temperature record originally set on May 20, 1996. Officials noted it marked the third consecutive day with temperatures i…
https://countryherald.com/news/east-coast-weather-historic-m…
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“Boston (96) had their hottest May day since May 31, 1944, just one degree off their all-time May record from 1880.”
CORROBORATED
Multiple sources (Grand Pinnacle Tribune and other news reports) confirm Boston hit 96 degrees, noting it as the hottest May day since 1944 and just one degree shy of the all-time record.
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web search NEUTRAL — Boston shatters record highs, hitting 96 degrees on Tuesday, for second-hottest spring day.But the intense 96-degree heat was fleeting. By 3:30 p.m., temperatures had dropped to around 91 in the Bosto…
https://www.bostonglobe.com/2026/05/19/metro/boston-heat-rec…
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web search NEUTRAL — Boston clocked in at 96 degrees, its hottest May day since 1944, just a degree shy of its all-time May record from the late 19th century.
https://evrimagaci.org/gpt/record-may-heat-wave-grips-northe…
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web search NEUTRAL — Boston broke the heat record at 96 degrees. Here’s how long the steamy weather will last. "It will still be very hot with real relief not expected until Thursday."
https://www.boston.com/weather/local-news/2026/05/19/boston-…
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“The following day, Atlantic City (97) had its hottest May day since 1969, just 2 degrees shy of their all-time May record.”
SINGLE SOURCE
While some sources mention Boston and Manchester, NH, none of the provided evidence specifically mentions Atlantic City reaching 97 degrees or its relation to a 1969 record.
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web search NEUTRAL — Boston recorded a high of 96 degrees — its hottest May temperature since 1944. Farther north, Manchester, New Hampshire, reached 97 degrees, tying the city’s all-time May heat record set in 2010.
https://countryherald.com/news/east-coast-weather-historic-m…
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web search NEUTRAL — Key Points. Record-breaking May temperatures hit the Northeast on May 19-20, 2026, with Philadelphia reaching 98°F and Boston experiencing its hottest May day since 1944.
https://evrimagaci.org/gpt/record-may-heat-wave-grips-northe…
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web search NEUTRAL — Boston reached 97 degrees by 2 p.m., blowing past a 77-year-old record of 90 and tying for the hottest spring day on record. It was the hottest spring day in the city since May 1880, according to Nati…
https://www.bostonglobe.com/2026/05/18/metro/heat-forecast-m…
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“Erie, Pennsylvania (90), and Syracuse, New York (91), had their first high in the 90s of the year”
SINGLE SOURCE
One source confirms Syracuse reached 91 degrees on Monday, breaking a record. However, there is no evidence provided for Erie, PA reaching 90 degrees.
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web search NEUTRAL — Monday’s high temperature in Syracuse reached 91 degrees, breaking a 64-year-old record.Overnight lows will range from the low to mid 40s. The extended forecast shows temperatures gradually rebounding…
https://www.syracuse.com/weather/2026/05/central-ny-could-th…
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web search NEUTRAL — Going into Saturday, temperatures could be around 58 degrees. Record breaking temperatures for May. Tuesday’s high temperatures could break records. Redmond’s predicted Tuesday temperature of 90 degre…
https://bendbulletin.com/2026/05/12/potentially-record-break…
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web search NEUTRAL — NEW YORK (AP) — Extensive triple digit heat, broken temperature records and oppressive humidity piled up into a steaming mess as the heat dome crushing the Eastern half of the nation sizzled to what s…
https://www.usnews.com/news/us/articles/2025-06-24/temperatu…
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“Daily record highs highs were set as far north as Bangor, Maine (89 and 87 degrees on May 19 and 20).”
SINGLE SOURCE
One source (Portland hits 92...) confirms Bangor hit 89 degrees on Tuesday, tying its record. There is no evidence provided for the 87-degree reading on May 20.
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web search NEUTRAL — The Bangor Daily News was founded in 1889,[80] and is one of the few remaining family-owned newspapers left in the United States. The Maine Edge is published from Bangor.
https://en.wikipedia.org/wiki/Bangor,_Maine
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web search NEUTRAL — Portland eclipsed the May 19 record of 86 degrees set in 1949, while other areas in Maine came close to setting records.Bangor hit 89 degrees on Tuesday, tieing its record for the date, initially set …
https://www.pressherald.com/2026/05/19/portland-hits-92-brea…
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web search NEUTRAL — Bangor, Maine's upcoming forecast for the month has almost no days under the 80 degree mark.When you look at the forecast for the rest of July, Accuweather shows that on the days where temps may actua…
https://q1065.fm/ixp/543/p/maine-bangor-record-80-degree-day…
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“Portland, Maine, soared to 92 degrees on May 19”
SINGLE SOURCE
One source ('Portland hits 92...') explicitly states that Portland eclipsed the May 19 record and reached 92 degrees.
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“Jonathan Erdman is a senior meteorologist at weather.com and has been covering national and international weather since 1996.”
CORROBORATED
Two independent cross-reference entries confirm Jonathan Erdman's role and tenure at weather.com since 1996.
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cross reference SUPPORTS — Jonathan Erdman is a senior meteorologist at weather.com and has been covering national and international weather since 1996.
https://weather.com/forecast/national/news/2026-05-06-mother…
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cross reference SUPPORTS — Jonathan Erdman is a senior meteorologist at weather.com and has been covering national and international weather since 1996.
https://weather.com/2026/05/19/holiday/memorial-day/memorial…
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.