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Surf Forecasts:

Gilgo surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Tuesday 16 Sep 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Gilgo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gilgo sea temperature is
21.7° C
 (Which is 1.5°C warmer than normal for this time of year)

How big are the waves at Gilgo today?

The current surf forecast for Gilgo at 9PM is: 1.7m 8s primary swell from a East-southeast direction and 0.1m 8s secondary swell from a South direction (forecast issued at 07:00pm September 16). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (16 Sep)--
Afternoon (16 Sep)5.5ft (1.7m)8s
Evening (16 Sep)5.5ft (1.7m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
1
1
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
ESE
1.7
ESE
1.7
ESE
1.7
ESE
1.8
ESE
1.8
ESE
1.8
ESE
1.8
ESE
1.7
ESE
1.6
ESE
1.4
ESE
1.3
ESE
1.2
ESE
1.3
ESE
1
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.8
ESE
0.8
ESE
0.7
ESE
0.7
ESE
0.6
ESE
0.6
ESE
Period(s) (?)888888887777777788888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)34433536436439240338335329425620317313617188799593767652513937
Wind
(km/h)
30
E
25
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
20
E
15
NE
15
NE
15
NE
15
NNE
10
N
10
W
10
SW
15
SW
20
WSW
15
WNW
15
WNW
15
NW
10
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscrosscrosscrosscrosscrosscrosscross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
on		crosscrosscross-
off		cross-
off		offoff
High Tide
/ height (m)
3:33PM
1.37
4:15AM
1.17
4:38PM
1.39
5:17AM
1.24
5:35PM
1.42
6:09AM
1.32
Low Tide
/ height (m)
10:17PM
0.14
10:18AM
0.19
11:11PM
0.08
11:13AM
0.14
11:58PM
0.03
12:04PM
0.09
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Sunrise-----6:35-------6:35-------6:37--
Sunset7:00-------6:59-------6:58-------
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
thunderstorm
thunderstorm
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
-----11231-11-----------
Temp. °C201918181818181919191920201920212323222222222426
Feels °C (?)151514141414141616171820211921232424222121202225
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Long Island NY

  1. weather stationWind Update Cross-shore wind at Gilgo have swung cross-off (light winds from the NE at Farmingdale Airport 13 km from Gilgo). A 1.9m swell from the ESE

    2 hours 10 minutes ago Gilgo
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2 h 10 min ago

13 km/h
NE
Cross-Off
Please reload the page to see if there are any updates.

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Gilgo 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.

View detailed surf forecast for Gilgo at:
surf-forecast.com

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