Jetty surfForecast / Long Island NY / USA

information circle16 Day Weather and Surf, issued 1 pm Wednesday 01 Apr 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jetty sea temperature is
4.5° C
(Which is 1.3°C colder than average for this time of year)

Best Forecast Surf Conditions for Jetty this week:

The surf forecast for Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Apr 01) at 8PM. The primary swell is predicted to be 1.3m and 8s period with a secondary swell of 0.1m and 10s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Jetty in the next 16 days are 2.3m 8s and forecast to arrive on Sunday (Apr 05) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Sunday (Apr 05) at 11PM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Wed 1st Apr)4.5ft (1.3m) 8s
Best Surf 8PM (Wed 1st Apr)4.5ft (1.3m) 8s
Most Powerful 2PM (Sun 5th Apr)7.5ft (2.3m) 8s

Table - best surf conditions forecast for Jetty over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 3mm), mostly falling on Wed night. Very mild (max 19°C on Wed afternoon, min 1°C on Thu morning). Winds decreasing (strong winds from the ENE on Wed night, light winds from the SSW by Fri morning).

Days 3-6 Weather Summary Light rain (total 4mm), mostly falling on Sun afternoon. Very mild (max 12°C on Sat afternoon, min 3°C on Sat night). Winds decreasing (strong winds from the SW on Sun morning, light winds from the SW by Mon night).

Wed
01
Thursday
02
Friday
03
Saturday
04
Sunday
05
Monday
06
Tuesday
07
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
2
0
0
0
0
0
0
0
1
0
0
0
0
1
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.5
S
1
S
1.6
E
1.6
E
1.4
ESE
0.7
E
1.3
S
1.5
S
1.1
S
0.8
S
1.3
SE
2
S
1.8
S
1.3
S
1
S
0.9
S
0.7
S
0.4
SSE
0.5
SSE
0.4
SSE
0.4
SE
Period(s) (?)877766677667888877767
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2911042202321653910821210752104439422213114954919261611
Wind
(km/h)
10
W
40
ENE
35
ENE
35
ENE
25
E
5
SSW
25
SW
25
SW
10
NE
35
E
25
ESE
45
SW
30
SW
20
WNW
30
WNW
25
W
10
NW
15
NW
10
NNW
35
NNE
20
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscrosscrosscross-
on
cross-
on
cross-
on
crosscross-
off
cross-
on
cross-
on
cross-
on
crosscross-
off
cross-
off
cross-
off
offoffoffcross-
off
cross-
off
High Tide
/ height (m)
8:07PM
1.07
8:27AM
0.99
8:47PM
1.08
9:07AM
0.96
9:26PM
1.07
9:47AM
0.92
10:06PM
1.05
10:27AM
0.87
10:46PM
1.01
11:09AM
0.81
11:29PM
0.96
11:54AM
0.76
12:15AM
0.91
12:44PM
0.72
Low Tide
/ height (m)
2:07AM
-0.00
2:08PM
-0.00
2:38AM
0.00
2:37PM
0.00
3:10AM
0.02
3:09PM
0.02
3:44AM
0.04
3:44PM
0.04
4:21AM
0.08
4:22PM
0.08
5:02AM
0.12
5:03PM
0.13
5:48AM
0.16
Wed
01
Thursday
02
Friday
03
Saturday
04
Sunday
05
Monday
06
Tuesday
07
Sunrise--6:33--6:31--6:30--6:28--6:26--6:24--6:22
Sunset7:14--7:15--7:16--7:17--7:19--7:20--7:21--
part cloud
light rain
cloud
cloud
cloud
cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
light rain
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
clear
Rain (mm)
-3----------4--------
Temp. °C191421271117131210111112610105870
Feels °C (?)1611-7-8-457151266357-23604-2-7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Jetty Surf forecast

The above surf forecast table for Jetty provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jetty can be found by selecting the local surf guide option on the grey menu. Our Jetty surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Jetty) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Jetty may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Jetty is 15 km (9 miles) from Mastic. If you plan a vacation in Long Island New York, look for hotels and other accommodation in Mastic. Mastic has rooms for a wide range of budgets as well as car hire and transport links.

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