Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 7 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
25.2° C
2.6° 

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 (12 Aug):

  • Morning surf: Morning surf (12 Aug, local time) - 1.5ft (0.4m), 5s period with S swell.
  • Afternoon surf: Afternoon surf (12 Aug, local time) - 1ft (0.3m), 5s period with S swell.
  • Evening surf: Evening surf (12 Aug, local time) - 1.5ft (0.4m), 5s period with SSW swell.

The current surf forecast for Fire Island at 1PM is: 0.4m 5s primary swell from a South direction and 0.1m 8s secondary swell from a Southeast direction (forecast issued at 07:00am August 12). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (12 Aug)1.5ft (0.4m)5s
Afternoon (12 Aug)1ft (0.3m)5s
Evening (12 Aug)1.5ft (0.4m)5s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Thu morning. Warm (max 29°C on Wed afternoon, min 20°C on Fri night). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
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
0
0
0
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)
0.4
S
5
0.4
S
5
0.4
S
5
0.1
S
15
0.1
S
15
0.4
SSW
6
0.5
S
4
0.6
SSW
4
0.6
SSW
5
0.7
S
5
0.7
SSW
5
0.7
SSW
6
0.6
SSW
6
0.5
S
6
0.5
S
5
0.3
SE
8
0.4
S
5
0.3
SE
9
0.4
S
5
0.4
S
6
0.2
ESE
9
0.3
S
5
0.4
SSW
5
Wave Graph
Metric surfscale
Energy kJ
9
8
8
5
6
10
8
14
17
22
29
34
25
15
14
11
9
13
9
10
8
5
9
Wind (km/h)
15
NNW
15
N
10
NNW
10
WSW
15
SW
20
SW
20
SW
20
SW
20
WSW
15
S
10
SW
10
NNW
5
WNW
20
NW
20
NNW
20
NNW
15
NNW
15
NNW
15
NNW
5
W
10
SSW
5
W
5
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-on
cross
off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
cross
glassy
off
High Tide
7:49AM0.99m
8:08PM1.17m
8:38AM1.03m
8:57PM1.15m
9:26AM1.05m
9:44PM1.11m
Low Tide
1:19PM0.02m
2:01AM-0.02m
2:11PM0.00m
2:45AM-0.03m
2:59PM0.01m
cloud
clear
clear
clear
clear
clear
part cloud
cloud
rain showers
thunderstorm
thunderstorm
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
6:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:53
7:52
7:51
 mm
1
4
1
1
Temp °C
23
23
27
28
29
27
26
25
24
22
23
26
29
28
25
23
22
22
24
26
26
26
25
Feels °C
23
22
26
26
28
26
25
24
23
23
25
27
29
26
23
21
20
21
22
25
24
27
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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