Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 7 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
17.7°C
1.9° 

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) - 3ft (0.9m), 7s period with ENE swell.
  • Afternoon surf: Afternoon surf (18 Oct, local time) - 3.5ft (1.1m), 7s period with ENE swell.
  • Evening surf: Evening surf (18 Oct, local time) - 2.5ft (0.7m), 6s period with E swell.

The current surf forecast for Fire Island at 12AM is: 0.2m 7s primary swell from a South direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 07:00pm October 17). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (18 Oct)3ft (0.9m)7s
Afternoon (18 Oct)3.5ft (1.1m)7s
Evening (18 Oct)2.5ft (0.7m)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 6°C on Sat night). Winds increasing (light winds from the NE on Sun afternoon, fresh winds from the NNE by Tue morning).

Sat
17
Sunday
18
Monday
19
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
0
0
0
0
1
1
1
0
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSE
7
0.3
SE
9
0.2
S
7
0.2
S
7
0.9
ENE
7
0.9
ENE
7
0.9
ENE
7
1.1
ENE
7
0.7
E
6
0.7
E
6
0.8
E
6
0.9
ESE
6
1
E
6
2
E
9
2.1
ESE
10
2.3
ESE
10
2.5
ESE
10
2.4
ESE
12
2.5
ESE
12
Wave Graph
Metric surfscale
Energy kJ
15
12
4
4
70
62
76
136
33
33
41
58
78
664
784
1040
1375
1541
1624
Wind (km/h)
30
N
35
N
30
N
20
NNE
20
NNE
25
NNE
20
NE
15
NE
15
NE
15
ENE
20
ENE
20
ENE
20
NE
25
NE
30
NE
30
NE
35
NE
30
NE
35
NNE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross-off
High Tide
1:38AM0.72m
1:44PM0.84m
2:51AM0.73m
2:58PM0.83m
Low Tide
6:37PM0.25m
6:42AM0.30m
7:35PM0.26m
7:45AM0.30m
8:33PM0.25m
cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:05
—
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—
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7:05
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
—
—
—
—
—
—
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6:07
—
—
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—
—
—
—
6:05
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
10
9
8
7
6
6
8
9
10
10
11
10
10
9
9
11
12
11
10
Feels °C
2
0
-1
0
-1
-1
2
4
5
5
6
5
5
3
2
4
4
5
3
  • 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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