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Surf Forecasts:

Coastguards surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 12 pm Sunday 18 Jan 2026 EST
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
5.4° C
 (Which is normal for this time of year)

How big are the waves at Coastguards today?

The current surf forecast for Coastguards at 7PM is: 0.9m 7s primary swell from a South-southeast direction and 0.4m 9s secondary swell from a Southeast direction (forecast issued at 12:00pm January 18). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EST) & DateWave HeightWave Period
Morning (18 Jan)3.5ft (1.1m)8s
Afternoon (18 Jan)3.5ft (1.0m)8s
Evening (18 Jan)2ft (0.6m)7s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM
Rating
(10 max)
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
SSE
1
SSE
1.1
SSE
0.9
SSE
0.6
SE
0.6
SSE
0.6
SE
0.6
SE
1.3
WSW
0.8
SE
0.9
SE
1.9
SW
1.7
W
1.1
S
1.1
S
1.3
W
1.4
W
1.4
WSW
1.3
W
1.3
W
1.3
W
1.1
W
0.9
W
0.4
SE
Period(s) (?)8887777859106698555555549
Wave
Graph
(?)Metric surfscale
Energy kJ (?)16713313597443539577210615422017218116786102105858583533119
Wind
(km/h)
10
E
15
NE
20
NNE
15
NNE
20
NNW
15
NW
20
WNW
25
W
30
W
35
WSW
35
WSW
40
WSW
40
W
30
W
30
W
35
W
35
W
35
W
30
W
30
W
30
W
25
WNW
20
WNW
15
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		offoffcross-
off		cross-
off		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on		crosscrosscrosscrosscrosscrosscrosscrosscross
High Tide
/ height (m)
7:05PM
1.09
7:17AM
1.37
7:42PM
1.12
7:53AM
1.37
8:19PM
1.14
Low Tide
/ height (m)
1:04PM
-0.08
1:02AM
-0.01
1:43PM
-0.11
1:44AM
-0.02
2:20PM
-0.13
2:23AM
-0.02
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Sunrise--------7:13-------7:11-------
Sunset--4:52-------4:53-------4:55-----
light snow
light snow
light snow
light snow
light snow
cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
clear
cloud
part cloud
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C121000-2-3-3-111-3-6-7-8-9-7-6-5-6-7-7-6
Feels °C (?)-3-2-4-5-6-5-8-11-12-11-9-10-14-15-16-18-19-17-16-14-15-15-14-12
  • 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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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Coastguards surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Coastguards at:
surf-forecast.com

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