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Marine Weather and Tide Forecast for Ocean Beach, NY


March 18, 2026 5:07 AM EDT (09:07 UTC)
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Sunrise 6:58 AM   Sunset 7:02 PM
Moonrise 6:39 AM   Moonset 6:51 PM 
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NOTE: Some of the data on this page has not been verified and should be used with that in mind. It may and occasionally will, be wrong. The tide reports are by xtide and are NOT FOR NAVIGATION.

Marine Forecasts
   
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NOTE: Zones were updated 3/20/2025. If your report is out of date, please click Edit
ANZ373 Expires:202603170045;;812365 Fzus71 Kokx 162346 Mwsokx
marine weather statement national weather service new york ny 746 pm edt Mon mar 16 2026
anz345-350-353-373-375-170045- 746 pm edt Mon mar 16 2026

.thunderstorms over the waters south of central long island - .
the areas affected include - .
sandy hook nj to fire island inlet ny out 20 to 40 nm - . Fire island inlet to moriches inlet ny out 40 nm - . Moriches inlet to Montauk point ny out 20 nm - . Long island south shore bays - .
at 742 pm edt, doppler radar indicated Thunderstorms moving rapidly ne at 70 kt.
locations that could be impacted include - . Great south bay, shinnecock bay, buoy 44025, westhampton beach, moriches inlet, shinnecock inlet, and moriches bay.
precautionary/preparedness actions - .
mariners can expect lightning strikes and heavy downpours.
&&
lat - .lon 3999 7342 4029 7323 4062 7326 4063 7323 4074 7322 4073 7309 4076 7295 4081 7289 4076 7286 4077 7284 4082 7284 4082 7264 4090 7248 4088 7240 4001 7287 3995 7329 3989 7335
ANZ300 233 Am Edt Wed Mar 18 2026

Synopsis for the long island and connecticut coastal waters - High pressure builds across the waters today and remain nearby through Friday. A series of weak disturbances will move through Friday night into Saturday and again Sunday into Sunday night.

7 Day Forecast for Marine Location Near Ocean Beach, NY
   
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Tide / Current for Seaview Ferry Dock, Great South Bay, New York
  
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Seaview Ferry Dock
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Wed -- 04:27 AM EDT     -0.03 feet Low Tide
Wed -- 06:41 AM EDT     Moonrise
Wed -- 06:59 AM EDT     Sunrise
Wed -- 10:32 AM EDT     1.24 feet High Tide
Wed -- 04:47 PM EDT     0.01 feet Low Tide
Wed -- 06:53 PM EDT     Moonset
Wed -- 07:02 PM EDT     Sunset
Wed -- 09:26 PM EDT     New Moon
Wed -- 10:52 PM EDT     1.31 feet High Tide
Tide / Current data from XTide NOT FOR NAVIGATION
        
  Sorry, Seaview Ferry Dock, Great South Bay, New York does not exist in database. Press Edit above and select a valid nearby location.

Seaview Ferry Dock, Great South Bay, New York, Tide feet
12
am
0.9
1
am
0.6
2
am
0.4
3
am
0.1
4
am
-0
5
am
-0
6
am
0.2
7
am
0.4
8
am
0.7
9
am
1
10
am
1.2
11
am
1.2
12
pm
1.1
1
pm
0.8
2
pm
0.5
3
pm
0.2
4
pm
0.1
5
pm
0
6
pm
0.1
7
pm
0.4
8
pm
0.7
9
pm
1
10
pm
1.2
11
pm
1.3

Tide / Current for Fire Island Light, Great South Bay, New York
  
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Fire Island Light
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Wed -- 03:23 AM EDT     -0.04 feet Low Tide
Wed -- 06:41 AM EDT     Moonrise
Wed -- 06:59 AM EDT     Sunrise
Wed -- 08:47 AM EDT     0.76 feet High Tide
Wed -- 03:45 PM EDT     -0.08 feet Low Tide
Wed -- 06:53 PM EDT     Moonset
Wed -- 07:02 PM EDT     Sunset
Wed -- 09:07 PM EDT     0.77 feet High Tide
Wed -- 09:26 PM EDT     New Moon
Tide / Current data from XTide NOT FOR NAVIGATION
        
  Sorry, Fire Island Light, Great South Bay, New York does not exist in database. Press Edit above and select a valid nearby location.

Fire Island Light, Great South Bay, New York, Tide feet
12
am
0.3
1
am
0.2
2
am
0
3
am
-0
4
am
-0
5
am
0.1
6
am
0.4
7
am
0.6
8
am
0.7
9
am
0.8
10
am
0.7
11
am
0.6
12
pm
0.4
1
pm
0.2
2
pm
0.1
3
pm
-0.1
4
pm
-0.1
5
pm
0
6
pm
0.3
7
pm
0.5
8
pm
0.7
9
pm
0.8
10
pm
0.7
11
pm
0.6

Area Discussion for New York City/Upton, NY
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FXUS61 KOKX 180704 AFDOKX

Area Forecast Discussion National Weather Service New York NY 304 AM EDT Wed Mar 18 2026

WHAT HAS CHANGED
No significant changes.

KEY MESSAGES
1) Cold with below average temperatures through Thursday.

2) No major storm systems through the forecast period, with just a few minor disturbances late in the week and this weekend.

DISCUSSION

KEY MESSAGE 1
High pressure builds over the area today, and then slowly builds off the northeast coast tonight through Thursday. This airmass brought in colder than normal air with temperatures starting out in the lower to mid 20s this morning, with highs expected to range in the 30s, some 10 to 13 degrees below normal. With nearly clear skies and light winds, radiational cooling tonight will allow for temperatures to drop back into the mid and upper 20s, near 30 in New York City. Temperatures slowly recover Thursday as the high moves off the coast, with temperatures still around 5 degrees below normal.


KEY MESSAGE 2
A couple of weak disturbances embedded in the WNW flow regime will progress through late Friday into Sat AM, and Sun and Sun night. A cold front passes through Sunday night returning above normal temperatures of Friday through Sunday to more seasonal levels. No hazardous weather is expected with these disturbances.

AVIATION /06Z WEDNESDAY THROUGH SUNDAY/
VFR with high pressure through the TAF period.

WNW wind gusts 20-25 kt will continue diminishing through 08z.
Sustained winds will also weaken and become around 10 kt or less by early morning. Winds will also back to the NW overnight.
Winds will briefly become light, possibly variable after 15z, but should prevail out of the S or SE under 10 kt after 19-21z.
Winds become light and variable once again after 00Z Thursday.

...NY Metro (KEWR/KLGA/KJFK/KTEB) TAF Uncertainty...
End time of gusts tonight may be off by 1-2 hours.

Timing of wind shift to the S-SE may be off by 1-3 hours.

OUTLOOK FOR 06Z THURSDAY THROUGH SUNDAY

Wednesday Night-Thursday: VFR.

Thursday Night: Mainly VFR. Low chance for rain or snow shower and MVFR, mainly NW of NYC metro.

Friday-Friday night: VFR during the day, with possible MVFR or lower in -RA at night.

Saturday and Sunday: Chance of rain and MVFR. S-SW gusts 15-20 kt possible.

Detailed information, including hourly TAF wind component forecasts, can be found at: https:/ www.weather.gov/zny/n90

MARINE
SCA conditions gradually subside by early this morning across the far eastern Long Island Sound. Ocean seas will remain elevated at SCA levels on the waters west of Moriches Inlet until late tonight, and through tonight east of Moriches Inlet.
The SCA for the ocean waters was adjusted for the longer period of SCA seas on the western ocean waters.

Sub advisory conditions then prevail with high pressure essentially remaining nearby Thursday through Friday. A strengthening southerly flow Friday night into Saturday will bring marginal SCA conditions to the ocean waters toward Saturday morning, becoming more likely by the afternoon as the southerly flow continues. Small craft conditions then continue into Sunday night.

OKX WATCHES/WARNINGS/ADVISORIES
CT...None.
NY...None.
NJ...None.
MARINE...Small Craft Advisory until 6 AM EDT early this morning for ANZ332.
Small Craft Advisory until 6 AM EDT Thursday for ANZ350.
Small Craft Advisory until 2 AM EDT Thursday for ANZ353-355.


Weather Reporting Stations
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Stations Dist Age Wind AirWater WavesinHgDewPt
44025 - LONG ISLAND 33 NM South of Islip, NY 30 mi37 minNNW 16G19 32°F 30.2818°F


Wind History for Sandy Hook, NJ
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Airport Reports
   
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AirportDistAgeWind ktVisSkyWeatherAirDewPtRHinHg
KHWV57 sm11 minNW 0810 smClear27°F9°F46%30.27

Weather Map
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GEOS Local Image of north east  
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Upton, NY,





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