Marine Weather Net

Little Egg Inlet to Great Egg Inlet NJ out 20 NM Marine Forecast


TONIGHT

SW
WINDS
20 - 25
KNOTS

SAT

W
WINDS
15 - 20
KNOTS

SAT NIGHT

N
WINDS
5 - 10
KNOTS

SUN

SE
WINDS
15 - 20
KNOTS

The Marine Weather Forecast In Detail:
ANZ452 Forecast Issued: 402 PM EST Fri Nov 07 2025

SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING
Tonight...Sw Winds 20 To 25 Kt, Diminishing To 15 To 20 Kt Late. Seas 5 To 7 Ft. Wave Detail: S 7 Ft At 6 Seconds And Se 1 Foot At 11 Seconds. A Slight Chance Of Rain And Tstms Late This Evening. Rain Likely With A Slight Chance Of Tstms After Midnight.
Sat...W Winds 15 To 20 Kt, Becoming Nw 10 To 15 Kt In The Afternoon. Seas 3 To 5 Ft. Wave Detail: S 5 Ft At 7 Seconds And Se 1 Foot At 11 Seconds. A Chance Of Rain In The Morning.
Sat Night...N Winds 5 To 10 Kt, Becoming Se 10 To 15 Kt After Midnight. Seas 3 To 4 Ft. Wave Detail: S 3 Ft At 7 Seconds And Se 2 Ft At 3 Seconds.
Sun...Se Winds 15 To 20 Kt With Gusts Up To 25 Kt. Seas 3 To 5 Ft, Building To 5 To 6 Ft In The Afternoon. Wave Detail: S 4 Ft At 7 Seconds And Se 3 Ft At 4 Seconds, Becoming S 5 Ft At 6 Seconds And Se 1 Foot At 11 Seconds. A Chance Of Rain In The Morning, Then Rain Likely In The Afternoon.
Sun Night...Sw Winds 10 To 15 Kt, Becoming Nw 15 To 20 Kt After Midnight. Seas 4 To 5 Ft. Wave Detail: S 4 Ft At 6 Seconds And W 2 Ft At 3 Seconds. Rain Likely, Mainly In The Evening.
Mon...Nw Winds 15 To 20 Kt With Gusts Up To 25 Kt. Seas 4 To 6 Ft. Wave Detail: Nw 4 Ft At 4 Seconds And Se 4 Ft At 8 Seconds.
Mon Night...Nw Winds 20 To 25 Kt With Gusts Up To 30 Kt. Seas 5 To 7 Ft. A Chance Of Rain After Midnight With Vsby 1 To 3 Nm.
Tue...W Winds 25 To 30 Kt. Seas 5 To 8 Ft.
Tue Night...W Winds 25 To 30 Kt. Seas 5 To 8 Ft.
Wed...Sw Winds 25 To 30 Kt. Seas 5 To 8 Ft.
Wed Night...W Winds 20 To 25 Kt. Seas 5 To 8 Ft. Winds And Seas Higher In And Near Tstms.
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Area Forecast Discussion
National Weather Service Mount Holly NJ
631pm EST Fri Nov 7 2025

Synopsis
A frontal system will bring some needed rain to the region tonight. High pressure briefly returns on Saturday, followed by a strong cold front Sunday night. Cold Canadian high pressure builds in and takes control for the bulk of next week.

Near Term - Through Saturday
Showers are entering into far northwestern portions of the area this evening, and will continue to track east-southeastward through the region overnight. The forecast remains on track.

For tonight, a warm front will lift through with a cold front not far behind. This will result in some rain moving through overnight, though not expecting any significant impacts. Rain moves in to the Lehigh Valley and Poconos after 7 PM, gradually moving west to east, and should be offshore by daybreak tomorrow. Rainfall amounts will be around a tenth to quarter of an inch along and west of the I-95 corridor with amounts up to a tenth south and east of I-95. Temperatures tonight won't fall much, only getting into the low to mid 50s.

An initial cold front moves offshore with a secondary front moving through on Saturday Night. This initial front won't really have a cooler airmass with it though, allowing highs to get into the 60s under partly cloudy skies. Saturday certainly looks like the pick of the weekend as it should stay dry before a stronger system and colder airmass moves in on Sunday and for the start of next week.

Short Term - Saturday Night Through Monday Night
The overall pattern through the remainder of the weekend and into early next week will remain active, with the primary focus remaining on the surface low bringing periods of rain to the area on Sunday. The low begins to take shape in the Ohio Valley Saturday night as an upper level trough begins to dig across the central United States. For us though, its just increasing clouds overnight. Southerly flow should also help keep temps relatively mild, with most areas staying in the 40s.

Cloudy day Sunday with some rain arriving by midday and continuing at times in the afternoon, though with the primary low heading into the St. Lawrence Valley and a secondary trying to develop overhead, models are struggling a bit on how quickly precipitation blossoms and just how much we get. Some guidance keeps rain going into the night while other models quickly end it by evening. Either way, it should still be mild, with 60s for most of the area during the day Sunday.

Cold front rushes through Sunday night whether or not precip lingers, so the cooling trend will be commencing. However, the coldest air will still be west of us by dawn Monday, with lows Sunday night still mostly holding in the 40s.

How fast the bulk of the cold air advection arrives will determine just exactly how warm we will get on Monday in the wake of the cold front passage. Latest guidance suggests that highs look to be pretty early in the day, with most locations just making it to around 50 before temperatures fall in the afternoon. Passing upper level disturbance(s) may bring spotty showers, or even flurries where it gets cold enough fast enough (most likely in the higher terrain in the Poconos), but significant precipitation is not expected Monday and Monday night. The cold air will be firmly in place by Monday night with lows below freezing expected across the area.

Long Term - Tuesday Through Friday
The focus for the long term will be on high pressure dominating our weather pattern but a series of a weak disturbances may try to bring some precipitation to the area times, most likely near/north of I-78.

With cold air in place to start the period, highs only back into the 40s Tuesday. It will also feel colder with wind gusts probably 30 mph or more. Warm air advection returns Tuesday night while high pressure settles to our south, allowing a zonal westerly flow to take hold with rapidly rising heigheights as the upper trough moves out. Lows mostly in the 30s.

Wednesday through Friday one or more cold fronts will attempt to slip southward into the region, but they look moisture and support starved, so little if any precipitation is likely. Highs rebound to the 50s with overnight lows above freezing.

Marine
A Small Craft Advisory is in effect for all marine zones through tonight. Wind gusts will be around 25 to 30 kt with seas 4 to 7 feet.

The Small Craft Advisory expires at 3am for Delaware Bay and 10am for the ocean zones as winds and seas quickly diminish in the wake of a cold front. Once the SCA (Small Craft Advisory) expires, no further marine headlines are expected. After 10 AM, winds will be out of the northwest around 10-15 kt with seas 2 to 4 feet.

Outlook... Saturday night...Sub-SCA (Small Craft Advisory) conditions expected.

Sunday...Small Craft Advisory conditions begin to develop with increasing seas and winds, especially by Sunday night.

Monday through Wednesday...SCA (Small Craft Advisory) conditions expected throughout the period. Gales possible Tuesday and Wednesday.

Fire Weather
A dry airmass is in place for today, with minimum RHs around 30-40% this afternoon and wind gusts 25 to 35 MPH out of the southwest. Special Weather Statements remain in place for all of our PA, DE, and MD zones.

A wetting rain is expected for all of our PA zones, northern DE, most of the Eastern Shore, and most of New Jersey tonight. This, combined with widespread rain on Sunday, should alleviate fire weather concerns for the foreseeable future.

NOAA Mount Holly NJ Office: Watches - Warnings - Advisories
PA...None. NJ...None. DE...None. MD...None.

Marine
Small Craft Advisory until 3am EST Saturday for ANZ430-431. Small Craft Advisory until 10am EST Saturday for ANZ450>455.