Road K surfForecast / Long Island NY / USA

information circle16 Day Weather and Surf, issued 7 am Monday 01 Jun 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Road K surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Road K sea temperature is
14.1° C
(Which is normal for this time of year)

Road K surf forecast from 1 Jun 2026:

  • Best quality surf: Tuesday 2 Jun, 5AM (local time) - 2.5ft (0.7m), 6s period, E swell with cross-offshore winds.
  • Most powerful swell: Sunday 7 Jun, 11AM (local time) - 4.5ft (1.4m), 7s period, SSW swell with 175 kJ wave energy.
  • Next surfable swell (1★+): Tuesday 2 Jun, 5AM (local time) - 2.5ft (0.7m), 6s period with E swell.

Best Forecast Surf Conditions for Road K this week:

The surf forecast for Road K over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Jun 02) at 5AM. The primary swell is predicted to be 0.7m and 6s period with a secondary swell of 0.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Road K in the next 16 days are 1.4m 7s and forecast to arrive on Sunday (Jun 07) at 11AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 4s period and expected on Monday (Jun 08) at 2AM.

Wave TypeTime (EDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Tue 2nd Jun)2.5ft (0.7m) 6s
Best Surf 5AM (Tue 2nd Jun)2.5ft (0.7m) 6s
Most Powerful11AM (Sun 7th Jun)4.5ft (1.4m) 7s

Table - best surf conditions forecast for Road K over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 20°C on Wed afternoon, min 11°C on Mon night). Winds decreasing (fresh winds from the E on Mon afternoon, calm by Tue morning).

Days 4-6 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Warm (max 27°C on Sat afternoon, min 17°C on Thu morning). Winds increasing (calm on Thu morning, fresh winds from the WNW by Sat night).

Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
E
9
0.9
E
9
0.8
E
6
0.4
ESE
10
0.6
E
10
0.4
E
10
0.3
E
10
0.2
E
9
0.2
E
9
0.3
SE
12
0.6
SE
11
0.7
SE
9
0.5
SE
8
1
SSW
5
0.9
SSW
5
0.8
SSW
6
0.8
SSW
6
1
S
6
1.4
SSW
7
1.3
S
7
0.9
S
6
Wave Graph
Metric surfscale
Energy kJ
56
117
39
33
69
30
16
7
6
21
71
76
30
44
51
36
40
64
175
152
66
Wind (km/h)
25
ENE
30
E
15
NNE
5
NNW
20
SSW
15
WNW
10
NE
10
SE
15
WSW
5
NNW
20
SSW
10
WNW
15
WSW
20
SW
15
WSW
20
SW
25
SSW
10
E
10
S
15
S
25
ENE
cross
cross
cross-off
glassy
cross-on
cross-off
cross-off
on
cross
glassy
cross-on
cross-off
cross
cross
cross
cross
cross-on
cross-on
on
cross-on
cross
High Tide
8:57AM0.84m
9:12PM1.07m
9:40AM0.84m
9:54PM1.05m
10:23AM0.83m
10:36PM1.02m
11:07AM0.82m
11:19PM0.99m
11:52AM0.82m
00:03AM0.95m
12:39PM0.83m
00:51AM0.91m
1:30PM0.86m
1:43AM0.89m
Low Tide
2:09PM0.11m
2:59AM0.10m
2:49PM0.12m
3:35AM0.10m
3:30PM0.13m
4:15AM0.10m
4:14PM0.15m
4:57AM0.11m
5:01PM0.17m
5:42AM0.11m
5:53PM0.18m
6:30AM0.11m
6:49PM0.19m
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
light rain
cloud
mod rain
heavy rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:20
5:20
5:20
5:18
5:18
5:18
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:15
8:15
8:15
8:16
8:16
8:17
8:19
2
7
29
Temp °C
15
14
12
14
16
14
17
20
18
19
21
22
22
25
25
24
27
20
17
16
16
12
8
6
12
13
10
14
17
14
18
19
18
20
21
23
21
23
19
17
15
16
Swell 1
Height (m)
Direction
Period (s)
0.8
SSW
6
0.5
SSW
5
0.8
E
6
0.4
E
5
0.6
E
10
0.4
E
10
0.3
E
10
0.2
SSE
8
0.2
E
9
0.4
SE
8
0.6
SE
11
0.7
SE
9
0.5
SE
8
0.6
ESE
7
0.4
ESE
7
0.8
SSW
6
0.4
SE
9
0.2
E
6
0.4
SE
9
0.4
SE
8
0.9
S
6
Energy kJ
36
16
39
9
69
30
16
6
6
16
71
76
30
37
21
36
31
3
19
18
66
Swell 2
Height (m)
Direction
Period (s)
0.6
E
9
0.4
E
9
0.4
ESE
10
0.2
S
7
0.2
SSW
3
0.2
SSE
8
0.2
E
5
0.1
SE
8
0.3
SE
12
0.1
E
8
0.4
ESE
8
0.3
SSE
8
0.3
SSE
8
0.4
SE
8
0.2
E
7
0.2
E
6
0.1
E
6
0.1
E
6
0.4
SE
8
Energy kJ
56
25
33
4
1
6
2
3
21
1
27
12
13
15
4
3
1
1
17
Swell 3
Height (m)
Direction
Period (s)
0.1
S
10
0.1
E
13
0.2
SSW
5
0.3
E
8
0.1
SE
9
0.2
SSE
8
0.1
S
6
0.2
E
9
0.2
SSE
7
0.1
E
8
0.1
E
8
0.2
ESE
11
0.3
SE
9
0.2
ESE
10
0.3
SE
10
0.2
SSE
7
Energy kJ
2
3
2
12
3
6
1
7
5
1
1
11
14
10
15
5
Wind waves
Height (m)
Direction
Period (s)
0.3
NE
2
0.9
E
9
0.4
SW
3
0.4
NE
3
0.4
SSW
3
0.6
SSW
4
0.4
SSW
4
1
SSW
5
0.9
SSW
5
0.8
SSW
6
1
S
6
1.4
SSW
7
1.3
S
7
0.8
ENE
4
Energy kJ
1
117
2
2
3
11
7
44
51
40
64
175
152
18
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
Distance (km)
56
208
14
0
925
36
244
789
317
230
151
0
3
134
3
244
134
56
101
75
71
Best forecast wave conditions in Long Island New York
Rating
(10 max)
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
1
3
1
2
3
1
1
3
2
1
3
1
3
3
2
1
3
2
2
3
Header Global
Rating
(10 max)
4
5
4
4
5
4
5
5
5
5
5
4
9
8
8
8
9
8
9
9
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Road K Surf forecast

The above surf forecast table for Road K provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Road K can be found by selecting the local surf guide option on the grey menu. Our Road K surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Road K) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Road K may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Road K is 28 km (17 miles) from Mastic. If you plan a vacation in Long Island New York, look for hotels and other accommodation in Mastic. Mastic has rooms for a wide range of budgets as well as car hire and transport links.

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