Marine Weather Net

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


TONIGHT

W
WINDS
15
KNOTS

MON

NW
WINDS
15
KNOTS

MON NIGHT

W
WINDS
10 - 15
KNOTS

TUE

W
WINDS
10 - 15
KNOTS

The Marine Weather Forecast In Detail:
ANZ355 Forecast Issued: 631 PM EDT Sun Apr 05 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
Tonight...W Winds Around 15 Kt, Becoming Nw After Midnight. Seas 4 To 6 Ft, Occasionally To 8 Ft. Wave Detail: S 6 Ft At 8 Seconds And W 2 Ft At 3 Seconds. Slight Chance Of Rain Early This Evening.
Mon...Nw Winds Around 15 Kt, Becoming Sw In The Afternoon. Seas 3 To 5 Ft, Occasionally To 6 Ft. Wave Detail: S 4 Ft At 8 Seconds And W 3 Ft At 4 Seconds.
Mon Night...W Winds 10 To 15 Kt. Seas 2 To 4 Ft, Occasionally To 5 Ft. Wave Detail: S 3 Ft At 8 Seconds And W 2 Ft At 4 Seconds. Slight Chance Of Showers In The Evening.
Tue...W Winds 10 To 15 Kt, Becoming Nw 15 To 20 Kt In The Afternoon. Seas 2 To 4 Ft, Occasionally To 5 Ft. Wave Detail: W 3 Ft At 4 Seconds And Se 2 Ft At 7 Seconds.
Tue Night...Nw Winds 15 To 20 Kt, Becoming N 10 To 15 Kt After Midnight. Seas 2 To 4 Ft, Occasionally To 5 Ft. Wave Detail: Nw 3 Ft At 3 Seconds And Se 2 Ft At 7 Seconds.
Wed...Ne Winds 5 To 10 Kt, Becoming Se In The Afternoon. Seas 2 To 3 Ft. Wave Detail: N 2 Ft At 4 Seconds And Se 1 Ft At 7 Seconds.
Wed Night...S Winds 5 To 10 Kt. Seas Around 2 Ft.
Thu...Se Winds 10 To 15 Kt With Gusts Up To 20 Kt. Seas Around 2 Ft.
Thu Night...Se Winds 10 To 15 Kt With Gusts Up To 20 Kt. Seas 2 To 3 Ft.
Fri...S Winds 10 To 15 Kt. Seas 3 To 5 Ft, Occasionally To 6 Ft.
Fri Night...Sw Winds 10 To 15 Kt. Seas 4 To 6 Ft, Occasionally To 8 Ft.
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Area Forecast Discussion
National Weather Service New York NY
1032pm EDT Sunday April 5 2026

.WHAT HAS CHANGED... No significant changes.

.KEY MESSAGES... 1. A weak area of low pressure passes to the north Monday night into Tuesday, bringing a low end chance for precipitation for the interior.

2. Temperatures warm to near seasonable levels Thursday, followed by an increasing probability of above normal temperatures for later in the week.

.KEY MESSAGE 1... Rain is currently leaving the area with dry conditions expected the rest of tonight.

A weak low may bring some precipitation for inland areas Monday night into Tuesday, but Probability of Precipitation are only 30 percent at this time. Some snowflakes may mix in, especially for higher terrain. With temperatures above freezing and light precipitation amounts forecast, no snow is expected to accumulated.

.KEY MESSAGE 2... Temperatures will remain below average through the middle of the week, with the coldest readings on Wednesday. Highs will only be in the middle 40s to lower 50s.

THe high moves offshore Wednesday night into Thursday allowing for a more moderate airmass to advect into the area toward the end of the week. Temperature uncertainty increases Thursday, mainly due to uncertainty around the surface wind direction. With water temperatures still quite cold a more southerly or easterly component to the wind as opposed to a more westerly component will have a big effect on temperatures. Thus, have stayed with the NBM temperature guidance through Thursday night. However, with a cold front that likely washes out with rising heigheights just upstream look for the potential for noticeably warmer temperatures than consensus guidance is currently indicating for Friday, and on Saturday as well. For now staying close to the NBM, but there is a higher than average chance for adjustments going forward in time.

Marine
Small Craft Advisory for the ocean was extended through the day Monday as wave heigheights remain above 5 ft, though waves diminish through the day and SCA (Small Craft Advisory) may come down for Sandy Hook to Fire Island inlet before the day's end.

Marginal small craft conditions are possible in NW flow Tuesday, possibly lingering on the eastern ocean waters Tuesday night. Otherwise, sub advisory conditions prevail for mid week during Wednesday into Thursday.

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

Marine
Small Craft Advisory until 6pm EDT Monday for ANZ350-353-355.