Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 7 pm 18 Sep 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
21.5°C
1.7° 

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 (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 1ft (0.3m), 12s period with SE swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 3.5ft (1.1m), 6s period with E swell.
  • Evening surf: Evening surf (19 Sep, local time) - 3.5ft (1.0m), 6s period with ESE swell.

The current surf forecast for Fire Island at 2AM is: 0.3m 12s primary swell from a Southeast direction and 0.3m 7s secondary swell from a East-southeast direction, 0.6m 3s secondary swell from a Northeast direction (forecast issued at 07:00pm September 18). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (19 Sep)1ft (0.3m)12s
Afternoon (19 Sep)3.5ft (1.1m)6s
Evening (19 Sep)3.5ft (1.0m)6s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sun night. Warm (max 24°C on Fri night, min 14°C on Sun night). Mainly fresh winds.

Fri
18
Saturday
19
Sunday
20
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
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SE
12
0.3
SE
12
0.3
SE
12
0.3
SE
12
0.3
SE
12
0.3
SE
12
0.9
E
5
1.1
E
6
1.1
E
6
1
ESE
6
0.9
ESE
6
0.9
ESE
7
0.3
SE
11
0.7
ESE
5
0.7
ESE
5
0.7
SE
5
0.7
SE
5
0.4
SE
10
0.4
SE
10
Wave Graph
Metric surfscale
Energy kJ
22
22
22
21
21
21
46
91
97
90
75
78
19
20
20
22
23
37
34
Wind (km/h)
20
NNW
15
N
20
NNE
25
NNE
25
NE
20
NE
15
ENE
20
E
20
ESE
15
ESE
20
ESE
20
SE
15
SE
15
SE
25
SSE
25
S
30
S
20
SSW
20
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-off
High Tide
2:21AM0.73m
2:46PM0.87m
3:34AM0.73m
3:53PM0.88m
Low Tide
7:16PM0.30m
7:19AM0.30m
8:17PM0.31m
8:21AM0.31m
9:17PM0.30m
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:35
6:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:55
6:53
6:52
 mm
1
1
1
1
Temp °C
26
24
21
18
16
16
17
18
17
17
17
16
17
18
19
20
20
21
21
Feels °C
23
21
18
12
10
11
14
14
14
14
14
13
15
16
15
17
17
19
21
  • 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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