![]() ![]() The airmass will remain unstable by afternoon with daytime heating, so more showers/tstms are expected. Weak high pressure and what remains of the front (from Friday) SHORT TERM /SATURDAY THROUGH SUNDAY NIGHT/ Storms taper off this evening, and it will be another warm and humid night tonight with patchy fog developing once again. ![]() The Weather Prediction Center has a Marginal risk for excessive rainfall for areas along the I-95 corridor, and and a Slight Risk for excessive rainfall mainly north and west of Philadelphia. Winds from the surface to 500 mb will generally be less than 10 kt, so any storms that go up will not have much movement, resulting the potential for localized flooding. Although some thunderstorms may produce gusty winds of 35 to 45 mph, the main threat will be heavy rain. PWATs will increase to almost 2.0 inches throughout. Surface-based CAPE values will increase to 2000 to 2500 J/kg over southeast Pennsylvania and the eastern shores of Maryland, and from 1000 to 2000 J/kg over New Jersey and Delaware. As this approaches, scattered showers and thunderstorms will develop by midday, and then showers and thunderstorms will become likely along and west of the I-95 corridor. That aforementioned surface cold front with mid-level shortwave energy approaches from the west and will be in eastern Pennsylvania by late afternoon/early evening. Surface dew points will once again be in the low 70s, resulting in heat index values in the low to mid 90s, except for the mid and upper 90s in the eastern shores of Maryland. Highs will top off in the mid to upper 80s throughout, except in the 70s to near 80 in the southern Poconos and along the New Jersey and Delaware coasts. A cold front approaches from the west later today and will move over the area tonight.Īnother warm and humid day on tap. Onshore flow behind the high will continue to usher a humid airmass into the region. High pressure remains anchored offshore, with the center of the high almost 400 miles south and east of Nantucket Island. High pressure arrives later Monday and controls the weather until the middle of next week. Low pressure will move along the front Sunday through early Monday. A cold front will approach the area later today and cross the area tonight and Saturday before stalling nearby. Seas 2 to 3 ft.Īrea Forecast Discussion National Weather Service Mount Holly NJ 1039 AM EDT Fri Jul 7 2023 SE swell around 2 ft at 3 seconds in the evening, becoming light. Sun night.S winds 5 to 10 kt, becoming sw after midnight. A chance of showers in the morning, then showers and tstms likely in the afternoon. SE swell around 2 ft at 9 seconds in the evening, becoming light. Sat.E winds around 5 kt, becoming se in the afternoon. Tonight.SE winds 5 to 10 kt, diminishing to around 5 kt after midnight. Vsby 1 to 3 nm, decreasing to 1 nm or less early this afternoon, increasing to 1 to 3 nm. A slight chance of showers and tstms late. ANZ453 Coastal Waters From Great Egg Inlet To Cape May Nj Out 20 Nm- 1003 Am Edt Fri Jul 7 2023 ![]()
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