Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 7 am 18 Oct 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
17.6°C
1.8° 

Fire Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Fire Island today (18 Oct):

  • Morning surf: Morning surf (18 Oct, local time) - 2ft (0.6m), 6s period with ENE swell.
  • Afternoon surf: Afternoon surf (18 Oct, local time) - 3ft (0.9m), 6s period with ENE swell.
  • Evening surf: Evening surf (18 Oct, local time) - 2ft (0.6m), 6s period with E swell.

The current surf forecast for Fire Island at 1PM is: 0.9m 6s primary swell from a East-northeast direction and 0.6m 6s secondary swell from a East direction, 0.1m 9s secondary swell from a Southeast direction (forecast issued at 07:00am October 18). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Oct)2ft (0.6m)6s
Afternoon (18 Oct)3ft (0.9m)6s
Evening (18 Oct)2ft (0.6m)6s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Tue afternoon, min 7°C on Sun morning). Winds increasing (light winds from the ENE on Sun afternoon, fresh winds from the NNE by Mon night).

Sunday
18
Monday
19
Tuesday
20
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)
0
0
0
0
0
0
0
0
0
1
2
1
2
2
2
2
1
1
!
2
2
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
E
6
0.6
ENE
6
0.9
ENE
6
1
ENE
6
0.9
ENE
6
0.5
E
6
0.6
E
6
0.8
ESE
6
0.9
ESE
6
1.7
E
9
2.1
E
10
2.4
E
10
2.3
ESE
10
2.1
ESE
11
2.2
ESE
11
2.2
ESE
11
2.1
ESE
11
2.1
ESE
10
3
E
10
2.5
E
10
2.4
E
10
2.5
E
10
2.5
E
10
Wave Graph
Metric surfscale
Energy kJ
22
31
51
66
58
16
23
43
60
455
865
1208
1061
1030
1226
1141
989
872
1514
1380
1065
1131
1113
Wind (km/h)
20
NNE
20
NNE
15
NE
15
NNE
10
ENE
10
ENE
15
E
15
ENE
15
NE
20
NE
25
NE
25
NE
20
NE
25
NNE
30
NNE
30
NNE
30
NNE
30
NNE
30
NNE
30
NNE
30
NNE
25
NE
30
NNE
Wind State
cross-off
cross-off
cross
cross-off
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:44PM0.84m
2:51AM0.73m
2:58PM0.83m
3:52AM0.77m
4:02PM0.85m
Low Tide
6:42AM0.30m
7:35PM0.26m
7:45AM0.30m
8:33PM0.25m
8:47AM0.29m
9:26PM0.22m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:05
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7:05
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—
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7:07
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—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:07
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—
—
—
—
—
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6:05
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—
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6:04
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 mm
—
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—
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Temp °C
7
7
9
10
11
10
11
11
10
10
10
11
13
13
11
11
11
11
13
15
16
14
12
Feels °C
1
1
4
4
7
6
7
7
6
5
4
5
8
7
4
4
4
4
6
8
10
8
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
How to use the Wavefinder 

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 Fire Island 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.


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