Marine Weather Net

Sandy Hook NJ to Fire Island Inlet NY out 20 NM Marine Forecast


TONIGHT

NW
WINDS
10 - 15
KNOTS

SAT

NW
WINDS
5 - 10
KNOTS

SAT NIGHT

SW
WINDS
15 - 20
KNOTS

SUN

W
WINDS
20 - 25
KNOTS

The Marine Weather Forecast In Detail:
ANZ355 Forecast Issued: 316 PM EST Fri Nov 14 2025

SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY EVENING THROUGH LATE SATURDAY NIGHT ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY NIGHT...
Tonight...Nw Winds 10 To 15 Kt. Seas 2 To 3 Ft. Wave Detail: Nw 3 Ft At 4 Seconds.
Sat...Nw Winds 5 To 10 Kt, Becoming Sw 10 To 15 Kt With Gusts Up To 20 Kt In The Afternoon. Seas Around 2 Ft. Wave Detail: Nw 1 Ft At 3 Seconds. Slight Chance Of Showers In The Afternoon.
Sat Night...Sw Winds 15 To 20 Kt, Increasing To 20 To 25 Kt After Midnight. Seas 3 To 5 Ft, Occasionally To 6 Ft. Wave Detail: S 5 Ft At 6 Seconds. Showers, Mainly In The Evening.
Sun...W Winds 20 To 25 Kt, Increasing To 25 To 30 Kt In The Afternoon. Seas 5 To 7 Ft, Occasionally To 9 Ft. Wave Detail: W 6 Ft At 5 Seconds And S 4 Ft At 7 Seconds. Slight Chance Of Showers In The Morning.
Sun Night...W Winds 25 To 30 Kt. Seas 5 To 7 Ft, Occasionally To 9 Ft. Wave Detail: W 6 Ft At 5 Seconds And S 3 Ft At 9 Seconds.
Mon...W Winds 25 To 30 Kt With Gusts Up To 40 Kt. Seas 5 To 7 Ft, Occasionally To 9 Ft. Wave Detail: W 6 Ft At 5 Seconds And S 2 Ft At 9 Seconds.
Mon Night...Nw Winds 20 To 25 Kt With Gusts Up To 30 Kt. Seas 4 To 6 Ft, Occasionally To 8 Ft.
Tue...W Winds 15 To 20 Kt With Gusts Up To 25 Kt. Seas 2 To 4 Ft, Occasionally To 5 Ft.
Tue Night...Nw Winds 10 To 15 Kt. Seas Around 2 Ft.
Wed...N Winds 5 To 10 Kt. Seas Around 2 Ft.
Wed Night...N Winds 5 To 10 Kt. Seas 1 Ft Or Less.
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Area Forecast Discussion
National Weather Service New York NY
335pm EST Fri Nov 14 2025

Synopsis
High pressure builds over the region this evening and remains tonight. The high pushes offshore Saturday. A warm front slowly approaches Saturday and pushes through Saturday night, followed quickly by a cold front Sunday morning. The departing low moves into eastern Canada Sunday into Sunday night. High pressure builds in from the west Monday into Tuesday and settles nearby into Thursday. A frontal system may then impact the region Thursday night into Friday.

Near Term - Until 6am Saturday Morning
An upper ridge builds toward the area tonight with a surface high also building over the area between two low pressure systems. Skies become mostly clear to clear with diminishing winds, which may become near calm by late tonight. Temperatures fall below freezing inland, and into the mid and upper 30s along the coast and across metropolitan NYC. With winds becoming near calm lows may be a degree or two lower. Widespread frost is likely inland, with areas along the coast. The growing season remains across southern Nassau county, however, did not issue a frost advisory as conditions will be marginal, with areal extent, temperatures, and short duration of areas of frost.

Short Term - 6am Saturday Morning Through Sunday Night
An upper ridge builds over the area Saturday and weakens late in the day as the surface high moves offshore. A rather strong warm front will approach from the southwest Saturday night, and strong low level warm advection sets up early in the evening. Low temperatures will most likely occur during the evening with a non diurnal temperature rising through the overnight as the warm front approaches and then quickly lifts north toward Sunday morning, 09Z to 12Z. With strong isentropic lift along the warm front showers will become likely late day and more into Saturday evening and night. The region will only be warm sectored briefly as a cold front quickly follows as the associated low tracks north of the region. Again, temperatures will be semi non diurnal Sunday as highs will occur early in the day and hold steady into the early afternoon before falling as the colder air moves into the region. Did not mention any thunder with the cold front as any CAPE will be limited and brief, and shallowly elevated. Carried minimum probabilities or precipitation into Sunday morning across the eastern portion of the region, however, with the quick movement of the low and cold front precipitation may be over before Sunday morning. West / Northwest winds in the wake of the cold front develop Sunday and continue into Sunday night, and will likely remain below Wind Advisory levels. There may be a few gusts approaching 40kt late morning into the early afternoon as the strongest cold advection moves through with the strongest pressure rises.

Long Term - Monday Through Friday
Key points:

* Breezy conditions are expected to begin the period on Monday, followed by gradually diminishing winds Monday night into Tuesday.

* High temperatures below normal through Wednesday, moderating to near normal for Thursday and Friday.

* Likely dry through at least Thursday afternoon with rain chances for Thursday night and Friday. Too early to have any confidence regarding impacts.

Relatively high confidence forecast through Thursday. Uncertainty increases Thursday night into Friday surrounding the track and timing of low pressure that would appear to pass to our north at some point late this week. Did not stray from NBM during this period. NBM is reasonably close to AI GEFS and AI EPS regarding track and timing as implied by NBM wind fields. With that said, it appears that the global deterministic models may have just started converging on a solution with a slower timing of the system and its potential impacts.

Marine
Wind gusts across the ocean waters have diminished and were below 25 kt as high pressure continues to build to the southwest. The Small Craft Advisory for the remainder of today has been cancelled. And with high pressure remaining tonight and moving offshore Saturday conditions remain below advisory across all the forecast waters. Then Saturday night as the high moves offshore and a frontal system approaches from the Great Lakes region wind gusts will reach SCA (Small Craft Advisory) levels on all the waters during Saturday night, and a SCA (Small Craft Advisory) has been issued. Wind gusts continue to increase into Sunday morning as winds become westerly behind a cold front that quickly sweeps across the forecast waters. Gusts will be at gale force across all the waters Sunday through Sunday night and a Gale Watch has been issued.

Gales will still be possible on all waters through Monday before eventually diminishing below advisory thresholds Monday night into Tuesday morning. Sub-advisory conditions then prevail through the rest of the forecast period with a high pressure ridge over the area.

Hydrology
There are no hydrologic concerns through the entire forecast period.

NOAA New York NY Office: Watches - Warnings - Advisories
CT...None. NY...None. NJ...None.

Marine
Small Craft Advisory from 10pm Saturday to 6am EST Sunday for ANZ331-332-335-338-340. Gale Watch from Sunday morning through late Sunday night for ANZ331-332-335-338-340-345-350-353-355. Small Craft Advisory from 6pm Saturday to 6am EST Sunday for ANZ345-350-353-355.