Coastguards surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Thursday 14 May 2026 EDT
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
12.8° C
(Which is 1.8°C warmer than normal for this time of year)

How big are the waves at Coastguards today?

The current surf forecast for Coastguards at 2AM is: 0.9m 7s primary swell from a South-southeast direction and 0.4m 5s secondary swell from a East direction (forecast issued at 07:00pm May 14). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (15 May)4.5ft (1.3m)9s
Afternoon (15 May)3.5ft (1.1m)9s
Evening (15 May)3.5ft (1.1m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 27°C on Sun afternoon, min 11°C on Thu night). Winds increasing (calm on Fri night, fresh winds from the SSW by Sat night).

Thu
14
Friday
15
Saturday
16
Sun
17
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
1
2
0
1
1
2
2
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
SSE
6
0.9
SSE
6
0.8
SSE
7
0.9
SSE
7
0.9
SSE
7
1.2
SE
9
1.5
SE
9
1.2
ESE
9
1.1
ESE
9
1.1
ESE
9
0.9
SE
9
0.8
E
10
1
ESE
9
0.9
ESE
9
0.7
ESE
9
0.7
ESE
9
1.1
S
8
1.6
S
5
1.6
SSW
6
1.3
SSW
6
1.2
S
6
1.3
S
7
1.2
S
7
1
S
7
Wave Graph
Metric surfscale
Energy kJ
50
59
58
79
79
246
351
242
203
217
128
122
161
119
86
88
163
152
154
117
109
159
152
103
Wind (km/h)
15
W
10
W
15
NW
15
NW
15
NW
15
NW
15
NW
15
W
20
NW
15
N
10
NNE
5
NW
10
WSW
15
WSW
20
SW
20
SSW
25
SSW
30
SSW
25
SSW
20
SSW
15
SW
15
W
15
W
15
WSW
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-off
cross-off
off
glassy
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
6:00PM1.57m
6:30AM1.34m
6:49PM1.66m
7:21AM1.37m
7:37PM1.72m
8:13AM1.37m
Low Tide
00:29AM-0.04m
12:28PM-0.06m
1:22AM-0.12m
1:19PM-0.08m
2:15AM-0.16m
part cloud
cloud
cloud
cloud
cloud
cloud
clear
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:01
8:01
8:02
8:04
Temp °C
15
15
14
12
11
11
14
16
17
15
13
13
13
14
17
18
17
17
17
16
17
18
22
26
11
12
10
8
7
7
10
12
12
11
11
12
10
11
13
14
12
11
13
13
15
16
20
24
Swell 1
Height (m)
Direction
Period (s)
0.8
SSE
6
0.9
SSE
6
0.8
SSE
7
0.9
SSE
7
0.9
SSE
7
1.2
SE
9
1.5
SE
9
1.2
ESE
9
1.1
ESE
9
1.1
ESE
9
0.9
SE
9
0.8
E
10
1
ESE
9
0.9
ESE
9
0.7
ESE
9
0.7
ESE
9
0.6
ESE
9
0.6
ESE
9
0.5
ESE
9
0.4
SSE
8
1.2
S
6
1.3
S
7
1.2
S
7
0.7
SSE
8
Energy kJ
50
59
58
79
79
246
351
242
203
217
128
122
161
119
86
88
64
61
45
28
109
159
152
61
Swell 2
Height (m)
Direction
Period (s)
0.5
E
6
0.4
ESE
6
0.4
ESE
6
0.4
E
5
0.3
E
5
0.3
WSW
4
0.8
S
9
0.8
SSE
8
0.5
SSE
8
0.5
S
8
0.7
E
10
0.6
SE
9
0.6
SSE
8
0.4
SSE
8
0.7
SSE
9
0.7
SSE
9
0.7
SSE
8
0.4
SE
10
0.4
SSE
8
0.4
ESE
9
0.4
SSE
8
0.3
ESE
8
0.3
ESE
8
0.3
ESE
8
Energy kJ
16
10
10
9
4
2
101
82
39
33
94
65
55
21
68
65
61
24
28
25
28
14
14
11
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
9
0.3
SE
10
0.2
SSE
9
0.6
SSE
8
0.2
SSW
3
0.5
S
8
0.6
SSE
8
0.5
SE
9
0.4
SSE
10
0.4
ESE
8
0.4
ESE
8
0.2
E
8
Energy kJ
9
9
9
8
15
8
53
1
34
57
40
35
22
22
5
Wind waves
Height (m)
Direction
Period (s)
0.4
SW
3
0.3
WNW
3
0.3
NW
3
0.3
WNW
3
0.3
NW
2
0.2
NNW
2
0.4
SW
3
0.2
SSW
4
0.4
SSW
3
1.1
S
8
1.6
S
5
1.6
SSW
6
1.3
SSW
6
0.2
WNW
3
1
S
7
Energy kJ
3
1
1
1
1
1
2
2
3
163
152
154
117
1
103
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
2
Distance (km)
21
6
6
6
21
6
0
40
21
2
0
0
21
21
59
153
153
153
153
60
21
6
17
40
Best forecast wave conditions in Long Island New York
Rating
(10 max)
1
1
1
1
2
2
3
3
2
2
2
2
2
2
1
1
1
1
2
Best forecast wave conditions in United States
Rating
(10 max)
1
1
2
3
3
3
3
3
2
2
2
2
2
2
3
2
2
3
4
4
1
2
1
2
Header Global
Rating
(10 max)
5
4
6
5
5
5
5
5
5
5
5
5
4
5
5
5
5
5
4
5
8
8
9
5
  • 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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