Surf Forecast Surf Report

Cupsogue surfForecast / Long Island NY / USA

information circle48hr Weather and Surf, issued 7 pm Friday 18 Apr 2025 EDT
Forecast update in hr  min  s Forecast update imminent
Cupsogue surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cupsogue sea temperature is
6.7° C
(Which is slightly cooler than normal)


How big are the waves at Cupsogue today?

The current surf forecast for Cupsogue at 10PM is: 1.2m 5s primary swell from a South direction and 0.1m 8s secondary swell from a Southeast direction (forecast issued at 07:00pm April 18). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Apr)--
Afternoon (18 Apr)2.5ft (0.7m)4s
Evening (18 Apr)4ft (1.2m)5s

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

Updates in  hr  min  s Forecast update imminent
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Sat
26
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
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
0
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 (?)
0.9
S
1.1
S
1.2
S
1.4
S
1.5
S
1.5
S
1.8
SSW
1.7
SSW
1.8
SSW
1.7
S
2.1
SSW
1.4
S
1.3
S
1.2
S
1.1
S
1
S
0.9
S
0.8
S
0.7
S
0.6
S
0.6
S
0.5
S
0.4
S
0.4
S
0.3
S
0.5
S
0.6
S
0.7
S
1.1
S
1.1
S
1.2
SSW
1
S
1.1
S
1.3
SSW
0.9
S
0.9
S
0.8
S
0.7
S
0.6
S
0.5
S
0.5
S
0.5
S
0.4
S
0.5
S
0.6
S
0.5
S
0.5
S
0.3
SE
0.4
S
0.4
S
0.3
S
0.3
S
0.3
S
0.4
SE
0.4
SE
0.9
SSE
0.9
SE
0.9
SE
0.9
SE
0.5
S
Period(s) (?)456667778888888887777666664556666666666666666668555559955665
Wave
Graph
(?)Metric surfscale
Energy (?)336491146176206310327375329481229198176148116926950343220121161510206980112749111759614732231615151115231615108854428284039504714
Wind
(km/h)
30
SSW
35
SSW
30
SSW
35
SW
30
SW
35
SW
30
SW
30
SW
30
SW
25
WSW
30
WSW
20
W
25
NW
20
NW
25
NNW
20
NNW
15
NNW
15
N
20
N
15
N
10
NNE
10
E
15
SSE
15
S
20
S
20
S
20
S
25
S
25
SSW
20
SW
20
WSW
25
WSW
25
WSW
15
WNW
20
NNW
15
N
10
N
10
NNW
5
W
15
SSW
15
SSW
15
SSW
15
SW
20
SW
20
WSW
15
SW
10
WSW
10
SSW
15
SSW
10
SSW
25
E
30
E
30
E
25
E
30
E
30
E
30
E
35
E
15
SSE
20
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crosscrosscrosscrosscrosscrosscrosscross-
off
cross-
off
cross-
off
offoffcross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
glasscrosscross-
on
crosscrosscrosscross-
off
crosscross-
off
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncross
High Tide
/ height (m)
12:16AM
0.93
12:51PM
0.73
1:11AM
0.90
1:51PM
0.73
2:13AM
0.89
2:55PM
0.77
3:17AM
0.91
3:55PM
0.85
4:17AM
0.94
4:51PM
0.95
5:12AM
0.99
5:41PM
1.06
6:03AM
1.04
6:30PM
1.16
Low Tide
/ height (m)
5:10PM
0.13
5:58AM
0.15
6:02PM
0.17
6:53AM
0.16
7:02PM
0.19
7:52AM
0.16
8:06PM
0.18
8:52AM
0.13
9:13PM
0.15
9:51AM
0.08
10:18PM
0.09
10:47AM
0.02
11:21PM
0.02
11:41AM
-0.04
12:20AM
-0.04
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Sat
26
Sunrise-----6:05-------6:05-------6:03-------6:01-------6:00-------5:58-------5:56------
Sunset7:32-------7:34-------7:35-------7:36-------7:37-------7:37-------7:38-------7:39---
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Rain (mm)
------1--------------------1--------------------------12-621
Temp. °C111111111112131618222121171311141614121198899111111101015192121161198111213141314141518181819108666667910
Feels °C (?)335455711131818181284711966542335665612131517118649899889111616151752-1-1-1-1-1066
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>

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