Coastguards surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Saturday 30 Aug 2025 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
22.2° C
(Which is slightly warmer than usual)


How big are the waves at Coastguards today?

The current surf forecast for Coastguards at 10PM is: 0.5m 7s primary swell from a Southeast direction and 0.3m 6s secondary swell from a East-southeast direction, 0.6m 3s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 30). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (30 Aug)--
Afternoon (30 Aug)1.5ft (0.4m)6s
Evening (30 Aug)1.5ft (0.5m)6s

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

Updates in  hr  min  s Forecast update imminent
Saturday
30
Sunday
31
Monday
01
Tuesday
02
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
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
Wave Height (m) & direction (?)
0.4
SE
0.5
SE
0.4
SSE
0.4
SSE
0.3
ESE
0.3
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.3
SE
0.3
SE
0.3
SE
0.3
SE
0.9
ESE
0.9
ESE
0.9
ESE
0.9
ESE
0.8
ESE
Period(s) (?)6677610101010887777999966666
Wave
Graph
(?)Metric surfscale
Energy (?)283242301225323246323734313023232713135648535958
Wind
(km/h)
5
WSW
15
SSW
10
WNW
15
NNE
15
NNE
15
NNE
10
NNE
0
ESE
10
SSE
10
SSE
10
ESE
10
ENE
15
NE
20
NE
25
ENE
25
ENE
20
E
15
E
15
ENE
15
NE
20
NNE
20
NNE
15
NNE
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
oncrossoffoffoffoffglasscross-
on
cross-
on
crosscross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffcross
High Tide
/ height (m)
1:14AM
1.01
1:44PM
1.22
2:09AM
0.98
2:38PM
1.22
3:09AM
0.98
Low Tide
/ height (m)
7:08PM
0.37
6:53AM
0.37
8:17PM
0.38
8:06AM
0.39
9:22PM
0.35
9:16AM
0.37
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Sunrise-----6:18-------6:18-------6:20--
Sunset7:29-------7:27-------7:25-------
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C222121191818202221202019191820212221201917172022
Feels °C (?)191819161515172118181817171416171919181815141820
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for Long Island NY

  1. weather stationWind Update Continuing clean conditions at Coastguards (light winds from the N at Farmingdale Airport 14 km from Coastguards). 0.4m 7s swell from the SE with a 0.3m 2s local chop from the SW. 2 swells combining to make bigger set waves.

    Coastguards
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2 h 40 min ago

7 km/h
N
Clean
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