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Surf Forecasts:

Coastguards surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 6 pm Friday 21 Nov 2025 EST
Forecast update in hr  min  s Forecast update imminent
Coastguards surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coastguards sea temperature is
11.2° C
 (Which is normal for this time of year)

How big are the waves at Coastguards today?

The current surf forecast for Coastguards at 11PM is: 0.4m 4s primary swell from a South-southwest direction and 0.2m 6s secondary swell from a East direction, 0.1m 9s secondary swell from a Southeast direction (forecast issued at 06:00pm November 21). The wind direction is predicted to be cross-onshore.

Time (EST) & DateWave HeightWave Period
Morning (21 Nov)--
Afternoon (21 Nov)1.5ft (0.5m)3s
Evening (21 Nov)1.5ft (0.5m)4s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
21
Saturday
22
Sunday
23
Monday
24
4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM
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
See all maps
Wave Height (m) & direction (?)
0.6
SW
0.6
SW
0.5
SW
0.4
SW
0.3
E
0.3
E
0.3
E
0.3
E
0.3
E
0.3
E
0.2
E
0.2
E
0.3
S
0.3
S
0.4
S
0.4
S
0.4
S
0.7
W
0.8
WNW
0.3
SE
0.3
SE
0.2
ESE
0.2
ESE
0.3
SE
Period(s) (?)344477776666557664499999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)78648888773355141312121913138813
Wind
(km/h)
20
WSW
15
WSW
15
WSW
10
W
5
W
10
N
15
N
15
NNW
15
NNW
15
N
15
NNE
15
N
10
NNE
0
NNE
10
SW
20
WSW
20
WSW
20
W
30
WNW
35
WNW
35
WNW
30
NW
30
NW
25
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffglassoncross-
on		cross-
on		cross-
on		crosscrosscrosscross-
off		cross-
off		cross-
off
High Tide
/ height (m)
7:47PM
1.11
7:58AM
1.37
8:25PM
1.07
8:34AM
1.33
9:06PM
1.02
9:12AM
1.29
Low Tide
/ height (m)
1:50PM
0.02
1:43AM
0.12
2:28PM
0.04
2:19AM
0.16
3:07PM
0.08
2:54AM
0.19
Friday
21
Saturday
22
Sunday
23
Monday
24
Sunrise-----6:47-------6:48-------6:48--
Sunset4:30-------4:30-------4:30-------
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
part cloud
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
----131-----------------
Temp. °C1011111110988109655468910977657
Feels °C (?)5788865465101222341-1-2-2-30
  • 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

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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 Coastguards 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 Coastguards at:
surf-forecast.com

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