Democrat Point Robert Moses surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 1 am Thursday 21 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Democrat Point Robert Moses surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Democrat Point Robert Moses sea temperature is
12.8° C
(Which is slightly warmer than usual)

How big are the waves at Democrat Point Robert Moses today?

The current surf forecast for Democrat Point Robert Moses at 5AM is: 0.8m 6s primary swell from a South direction and 0.4m 9s secondary swell from a Southeast direction (forecast issued at 01:00am May 21). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (21 May)2.5ft (0.7m)6s
Afternoon (21 May)1.5ft (0.4m)9s
Evening (21 May)1.5ft (0.4m)9s

Table - waves today at Democrat Point Robert Moses. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 19mm), heaviest on Sat night. Very mild (max 16°C on Thu morning, min 8°C on Sat afternoon). Winds increasing (light winds from the SE on Thu night, fresh winds from the E by Sat night).

Thursday
21
Friday
22
Saturday
23
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)
1
1
1
1
0
1
0
0
1
0
0
0
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
Wave
Height (m)
Direction
Period (s)
1
S
6
0.8
S
6
0.7
S
6
0.7
S
6
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.7
E
5
0.4
SE
9
0.9
E
5
1
E
5
1.3
ESE
5
1.4
ESE
6
1.4
ESE
7
1.4
ESE
7
1.3
ESE
7
1.3
ESE
7
1.3
ESE
7
1.3
ESE
7
1.4
ESE
7
1.4
ESE
7
1.6
ESE
7
2
ESE
7
Wave Graph
Metric surfscale
Energy kJ
76
48
37
37
28
28
27
29
29
28
37
45
97
145
165
170
142
142
158
173
191
185
242
378
Wind (km/h)
15
N
15
N
20
N
20
NNE
15
NE
15
ENE
10
ESE
5
SE
10
ENE
15
E
20
ENE
20
E
25
E
25
E
20
ESE
20
E
20
E
20
ENE
25
E
25
E
25
E
25
E
30
E
35
E
off
off
off
off
cross-off
cross-off
cross-on
cross-on
cross-off
cross
cross-off
cross
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross-off
cross
cross
High Tide
11:17PM1.53m
12:06PM1.29m
00:17AM1.45m
1:05PM1.29m
1:16AM1.37m
2:02PM1.30m
Low Tide
5:45AM-0.04m
5:49PM0.13m
6:44AM0.02m
6:55PM0.20m
7:46AM0.06m
8:05PM0.24m
part cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:31
5:30
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:07
8:08
8:09
1
1
1
1
2
2
2
3
Temp °C
19
16
16
15
13
13
13
13
13
12
12
13
13
13
12
11
11
11
10
9
8
8
8
9
18
11
11
11
9
10
11
12
11
9
8
8
8
7
7
6
7
6
4
3
2
2
1
2
Swell 1
Height (m)
Direction
Period (s)
1
S
6
0.8
S
6
0.7
S
6
0.7
S
6
0.6
S
6
0.6
S
6
0.5
S
6
0.5
S
6
0.7
E
5
0.4
S
6
0.4
SE
9
0.3
SE
9
0.2
ESE
10
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
S
6
Energy kJ
76
48
37
37
27
27
18
18
29
12
20
12
10
7
7
7
7
7
7
7
7
7
1
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
S
6
0.4
SE
9
0.3
S
6
0.2
S
6
0.1
SE
13
0.1
SE
13
0.1
SE
13
Energy kJ
29
29
29
29
28
28
27
27
11
26
6
3
7
7
7
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
15
0.1
SE
15
0.1
SE
14
0.1
SE
15
0.1
SE
15
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.4
SE
8
0.1
SE
14
0.1
SE
14
0.1
SE
13
Energy kJ
8
8
8
8
8
8
8
8
25
7
7
7
Wind waves
Height (m)
Direction
Period (s)
0.3
NW
2
0.3
N
2
0.3
NNE
2
0.4
NE
3
0.6
NE
4
0.6
ENE
4
0.7
E
5
0.7
E
5
0.7
E
5
0.9
E
5
1
E
5
1.3
ESE
5
1.4
ESE
6
1.4
ESE
7
1.4
ESE
7
1.3
ESE
7
1.3
ESE
7
1.3
ESE
7
1.3
ESE
7
1.4
ESE
7
1.4
ESE
7
1.6
ESE
7
2
ESE
7
Energy kJ
1
1
1
3
10
14
24
29
28
37
45
97
145
165
170
142
142
158
173
191
185
242
378
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
1
1
Distance (km)
0
0
0
0
26
0
796
520
0
563
573
553
573
563
578
578
455
455
588
591
455
455
961
436
Best forecast wave conditions in Long Island New York
Rating
(10 max)
1
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
1
1
2
2
3
1
1
2
2
2
2
2
3
1
1
1
2
2
2
2
1
1
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
4
5
7
7
7
6
5
7
5
7
7
8
8
7
6
7
5
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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