Jetty surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Sunday 29 Mar 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
4.1° C
(Which is 1.5°C colder than average for this time of year)

How big are the waves at Jetty today?

The current surf forecast for Jetty at 4AM is: 1.3m 6s primary swell from a South-southwest direction and 0.2m 8s secondary swell from a East direction (forecast issued at 07:00pm March 29). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Mar)5ft (1.6m)7s
Afternoon (30 Mar)6ft (1.8m)7s
Evening (30 Mar)5ft (1.6m)7s

Table - waves today at Jetty. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Sunday
29
Monday
30
Tuesday
31
Wednesday
01
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.7
SSW
1.2
SSW
1.3
SSW
1.3
SSW
1.4
SSW
1.5
SSW
1.6
SSW
1.7
SSW
1.9
SSW
1.6
SSW
1.5
S
1.5
S
1.5
S
1.6
S
1.5
S
1.6
S
1.7
S
1.7
S
1.9
S
1.9
S
1.9
S
2
S
1.9
S
1.9
S
Period(s) (?)456666777777888888888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1677106106142183220262365292245239253294249294323323408408430507458458
Wind
(km/h)
25
SSW
35
SSW
35
SSW
35
SSW
40
SW
35
SW
35
SW
35
SW
35
SW
30
SW
30
SW
25
SW
30
SW
30
SW
30
SW
25
SW
25
SSW
25
SW
35
SW
40
SW
35
SW
30
SW
35
SW
25
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
cross-
on
crosscrosscrosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
5:57PM
0.93
6:18AM
1.01
6:43PM
0.99
7:03AM
1.01
7:26PM
1.04
7:46AM
1.01
Low Tide
/ height (m)
12:04AM
0.08
12:37PM
0.04
12:54AM
0.04
1:11PM
0.02
1:34AM
0.01
1:40PM
0.00
Sunday
29
Monday
30
Tuesday
31
Wednesday
01
Sunrise-----6:37-------6:35-------6:33--
Sunset7:10-------7:12-------7:13-------
clear
part cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
light rain
part cloud
light rain
clear
part cloud
clear
part cloud
cloud
cloud
part cloud
rain showers
Rain (mm)
-------------2-1-------1
Temp. °C6667778911111110101211121212111111121415
Feels °C (?)-1-4-3-1-2-10135554757774456810
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jetty surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest