The National Weather Service’s Storm Prediction Center issued a severe thunderstorm watch for 19 of New Jersey’s 21 counties, as well as all of eastern Pennsylvania, saying conditions are favorable for the development of strong thunderstorms Monday evening and Monday. evening.
Forecasters say showers and thunderstorms are expected to begin to form in the Interstate 81 corridor in Pennsylvania and move northeast through eastern Pennsylvania and western New Jersey.
High temperatures near 90 degrees, combined with high humidity and high humidity in the southwest, could increase the severity of some of the thunderstorms, the National Weather Service said, noting that some storm cells could generate large hail. , frequent lightning and damaging wind gusts as strong as 60 to 70 mph.
Stormy Watch, issued at approximately 4:30 p.m. Monday, is in effect until midnight and also includes most of the counties in eastern Pennsylvania, including the Philadelphia metropolitan area.
Les comtés du New Jersey sous surveillance orageuse sont Atlantic, Burlington, Camden, Cape May, Cumberland, Essex, Gloucester, Hunterdon, Mercer, Middlesex, Monmouth, Morris, Ocean, Passaic, Salem, Somerset, Sussex, Union et Warren.
Bergen and Hudson counties are not included in the thunderstorm watch area.
Notice of heat in 5 counties
Due to the heat and high humidity, a heat advisory is in effect until 8 p.m. Monday in four New Jersey counties – Camden, Gloucester, Mercer and Northwest Burlington – as well as Philadelphia and ‘other parts of southeastern Pennsylvania.
Temperatures in those areas are expected to hit a low 90 degrees Monday afternoon, and forecasters say humidity will make it as hot as the upper 90s.
At 2 p.m., the mercury reached 87 degrees at the Philadelphia International Airport, but the humidity drove it up to 93 degrees. Newark Liberty Airport recorded a temperature of 88 degrees, with a heat index of 92, while Trenton Mercer Airport reported an air temperature of 84 degrees and a heat index of 90.
UPDATE (6:45 p.m.): The temperature then rose to 90 degrees in Philadelphia, 92 degrees in Newark, 87 degrees in Trenton and 88 degrees at the Atlantic City International Airport in Pomona. For Newark and Philadelphia, it was the third day in a row with temperatures of 90 degrees, making it their second heat wave of the year.
Current weather radar
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Len Melisurgo can be contacted at [email protected].