Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 1 pm 09 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
24.7° C
2.0° 

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 (09 Aug):

  • Morning surf: Morning surf (09 Aug, local time) - 2.5ft (0.7m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (09 Aug, local time) - 3ft (0.9m), 6s period with SSW swell.
  • Evening surf: Evening surf (09 Aug, local time) - 2.5ft (0.7m), 6s period with S swell.

The current surf forecast for Fire Island at 9PM is: 0.7m 6s primary swell from a South direction and 0.3m 7s secondary swell from a Southeast direction (forecast issued at 01:00pm August 09). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (09 Aug)2.5ft (0.7m)6s
Afternoon (09 Aug)3ft (0.9m)6s
Evening (09 Aug)2.5ft (0.7m)6s

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


Short Range Forecast

Light rain (total 5mm), mostly falling on Mon night. Warm (max 30°C on Sun afternoon, min 23°C on Mon night). Wind will be generally light.

Sun
9
Monday
10
Tuesday
11
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
1
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SSW
6
0.9
SSW
6
0.9
SSW
6
0.7
S
6
0.6
S
6
0.6
S
6
0.5
S
6
0.5
S
6
0.5
S
5
0.5
S
5
0.4
S
5
0.4
S
5
0.5
S
6
1
SSW
6
0.7
S
6
0.7
S
6
0.7
S
6
0.6
S
6
0.9
SSW
6
0.8
SSW
6
0.6
S
6
Wave Graph
Metric surfscale
Energy kJ
48
66
66
36
25
24
15
15
14
13
8
8
19
60
31
31
31
23
47
37
23
Wind (km/h)
20
WSW
15
WSW
15
SW
10
SW
10
N
10
NNE
10
NNE
5
NNE
10
SE
20
S
15
SSW
20
S
0
NNE
15
WSW
20
WNW
10
NW
5
W
10
NW
10
SW
5
SW
0
ENE
Wind State
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
on
cross-on
cross-on
cross-on
glassy
cross-off
off
off
glassy
off
cross
cross
glassy
High Tide
5:30PM1.09m
6:04AM0.87m
6:26PM1.13m
6:58AM0.94m
7:18PM1.16m
Low Tide
10:17AM0.09m
11:19PM0.10m
11:21AM0.07m
00:19AM0.05m
12:22PM0.04m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
thunderstorm
thunderstorm
clear
cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:58
7:55
7:54
 mm
4
1
Temp °C
28
30
30
30
27
26
25
24
26
27
27
27
23
25
24
24
27
29
29
28
27
Feels °C
29
30
30
31
27
25
24
23
25
26
27
28
27
27
25
25
29
30
29
30
30
  • 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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