Fortress surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 1 am Saturday 30 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Fortress surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fortress sea temperature is
12.4° C
(Which is 1.1°C colder than average for this time of year)

How big are the waves at Fortress today (30 May):

  • Morning surf: Morning surf (30 May, local time) - 2.5ft (0.8m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (30 May, local time) - 1.5ft (0.5m), 6s period with S swell.
  • Evening surf: Evening surf (30 May, local time) - 6ft (1.9m), 6s period with NE swell.

The current surf forecast for Fortress at 5AM is: 0.9m 6s primary swell from a South-southwest direction and 0.2m 10s secondary swell from a East direction (forecast issued at 01:00am May 30). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 May)2.5ft (0.8m)6s
Afternoon (30 May)1.5ft (0.5m)6s
Evening (30 May)6ft (1.9m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 16°C on Sun afternoon, min 7°C on Sat afternoon). Winds decreasing (gales from the N on Sat afternoon, calm by Sun night).

Saturday
30
Sunday
31
Monday
1
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
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
1
2
1
0
0
0
0
1
1
1
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.2
E
8
0.9
SSW
6
0.8
SSW
6
0.8
S
6
0.6
S
6
0.2
ESE
11
1.9
NE
6
1.3
ENE
8
1.3
E
10
1.1
E
10
1
E
10
0.9
E
10
0.8
E
10
0.7
E
10
0.7
E
9
0.6
E
9
0.6
E
9
0.6
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.9
E
4
1.1
E
5
Wave Graph
Metric surfscale
Energy kJ
6
62
53
52
29
12
220
196
340
242
202
164
125
90
85
61
61
61
42
42
41
42
19
52
Wind (km/h)
35
SW
40
NW
40
NW
50
NNW
75
N
55
N
45
NNE
35
N
30
N
25
NNW
20
NW
15
WNW
20
SSW
35
SW
35
SW
25
WSW
5
N
5
SW
20
WNW
15
NNE
15
E
25
ENE
35
ENE
30
ENE
cross-off
off
off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
off
off
cross
cross-off
cross-off
cross-off
cross-off
glassy
off
cross
cross-on
cross-on
cross-on
cross-on
High Tide
7:55AM0.66m
8:18PM0.90m
8:30AM0.66m
8:52PM0.88m
9:05AM0.66m
9:23PM0.87m
Low Tide
1:40AM0.08m
1:06PM0.09m
2:14AM0.07m
1:42PM0.09m
2:49AM0.07m
2:21PM0.10m
rain showers
rain showers
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
clear
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:10
8:12
8:13
2
2
Temp °C
15
11
9
8
7
7
9
9
10
10
10
12
16
15
16
15
15
15
15
14
14
15
14
11
9
2
0
-2
-9
-5
-1
1
3
4
5
8
10
8
9
10
14
14
11
11
11
10
7
4
Swell 1
Height (m)
Direction
Period (s)
0.2
E
8
0.9
SSW
6
0.8
SSW
6
0.8
S
6
0.6
S
6
0.3
S
6
0.2
S
7
1.3
ENE
8
1.3
E
10
1.1
E
10
1
E
10
0.9
E
10
0.8
E
10
0.7
E
10
0.7
E
9
0.6
E
9
0.8
SSW
5
0.8
SSW
6
0.6
SSW
6
0.6
SSW
6
0.6
SSW
6
0.5
SSW
6
0.4
SSW
5
0.3
SSW
5
Energy kJ
6
62
53
52
29
7
4
196
340
242
202
164
125
90
85
61
33
34
25
25
25
17
9
5
Swell 2
Height (m)
Direction
Period (s)
0.1
SE
9
0.2
E
10
0.2
E
10
0.2
E
9
0.2
E
12
0.2
ESE
11
0.1
SE
9
0.1
S
9
0.1
S
6
0.1
S
6
0.1
S
6
0.1
S
6
0.1
S
9
0.6
E
9
0.6
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.5
E
9
0.1
S
9
0.1
SE
9
Energy kJ
3
7
7
7
11
12
3
2
1
1
1
1
2
61
61
42
42
41
42
2
3
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
0.4
ENE
9
0.1
E
12
0.1
S
8
0.1
SE
9
0.1
E
13
Energy kJ
5
29
3
1
3
3
Wind waves
Height (m)
Direction
Period (s)
1.6
SSW
6
0.7
NW
4
0.9
NW
4
0.8
NW
4
1.9
N
5
1.8
NNE
6
1.9
NE
6
0.9
NNE
5
0.7
N
4
0.5
N
4
0.4
NNW
3
0.2
WNW
2
0.3
SW
2
0.7
SW
3
1.1
SW
4
0.9
SW
5
1.3
SW
5
1.2
SW
6
0.3
E
2
0.9
E
4
1.1
E
5
Energy kJ
167
12
25
20
191
193
220
40
15
6
4
1
1
12
39
35
86
89
1
19
52
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
2
1
1
3
3
2
1
1
1
2
1
1
1
1
1
1
1
2
1
Distance (km)
169
161
167
681
808
808
681
32
25
25
0
0
9
160
162
9
0
0
0
2
54
160
160
160
Best forecast wave conditions in Long Island New York
Rating
(10 max)
1
3
3
2
2
1
1
1
1
1
2
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
2
1
1
1
3
3
3
3
3
2
2
2
3
4
1
3
2
1
1
2
1
Header Global
Rating
(10 max)
5
5
5
6
8
7
7
7
7
7
6
6
5
5
5
5
5
5
4
4
5
5
5
6
  • 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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