Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 7 am 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
22.3°C
1.6° 

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 (11 Sep):

  • Morning surf: Morning surf (11 Sep, local time) - 2ft (0.6m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (11 Sep, local time) - 1.5ft (0.5m), 6s period with S swell.
  • Evening surf: Evening surf (11 Sep, local time) - 1.5ft (0.5m), 6s period with S swell.

The current surf forecast for Fire Island at 3PM is: 0.5m 6s primary swell from a South direction and 0.3m 10s secondary swell from a Southeast direction (forecast issued at 07:00am September 11). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (11 Sep)2ft (0.6m)6s
Afternoon (11 Sep)1.5ft (0.5m)6s
Evening (11 Sep)1.5ft (0.5m)6s

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


Short Range Forecast

Heavy rain (total 47mm), heaviest during Sun morning. Warm (max 25°C on Sun afternoon, min 19°C on Sat morning). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
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
0
0
0
0
0
0
0
0
0
1
1
1
0
0
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)
0.7
S
6
0.6
S
6
0.5
S
6
0.5
S
6
0.5
S
6
0.5
S
6
0.5
S
6
0.4
SSW
6
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
1
SSE
5
1
SSE
6
1
SSE
6
0.9
SSE
6
0.9
SE
6
0.9
SE
6
Wave Graph
Metric surfscale
Energy kJ
36
26
16
15
15
17
19
12
13
13
13
14
14
23
24
24
31
60
58
60
57
47
49
Wind (km/h)
10
N
10
N
10
N
5
SSW
10
SSW
10
SSW
10
N
10
NE
10
NE
15
ENE
15
ESE
15
SE
15
SSE
15
SSE
20
SSE
20
SSE
25
SSE
15
SSW
10
NW
10
NW
5
WNW
10
SW
15
SW
Wind State
cross-off
cross-off
cross-off
glassy
cross
cross-on
cross-off
cross-off
cross
cross
on
on
on
on
cross-on
cross-on
cross-on
cross
off
off
glassy
cross
cross
High Tide
8:16AM1.10m
8:36PM1.10m
8:59AM1.11m
9:19PM1.06m
9:41AM1.10m
10:01PM1.00m
Low Tide
1:54PM0.03m
2:16AM0.02m
2:39PM0.03m
2:54AM0.04m
3:20PM0.06m
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
light rain
mod rain
heavy rain
heavy rain
rain showers
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:07
7:06
7:04
 mm
1
8
15
16
7
Temp °C
22
21
22
24
24
23
22
21
20
19
20
21
22
22
22
22
22
22
21
22
25
23
24
Feels °C
21
21
20
23
23
21
21
19
18
17
18
20
21
21
21
20
22
23
23
24
28
25
25
  • 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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