Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 1 am 13 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 (13 Aug):

  • Morning surf: Morning surf (13 Aug, local time) - 2ft (0.6m), 4s period with SW swell.
  • Afternoon surf: Afternoon surf (13 Aug, local time) - 1.5ft (0.5m), 5s period with SSW swell.
  • Evening surf: Evening surf (13 Aug, local time) - 2.5ft (0.8m), 5s period with SW swell.

The current surf forecast for Fire Island at 5AM is: 0.4m 4s primary swell from a South-southwest direction and 0.2m 5s secondary swell from a South direction, 0.1m 8s secondary swell from a Southeast direction (forecast issued at 01:00am August 13). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (13 Aug)2ft (0.6m)4s
Afternoon (13 Aug)1.5ft (0.5m)5s
Evening (13 Aug)2.5ft (0.8m)5s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Thu morning. Warm (max 30°C on Thu afternoon, min 20°C on Sat morning). Wind will be generally light.

Thursday
13
Friday
14
Saturday
15
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
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
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)
0.1
SE
11
0.4
SSW
4
0.6
SW
4
0.5
SSW
5
0.5
SSW
5
0.4
SSW
5
0.8
SW
5
0.4
SSW
5
0.4
SSW
5
0.2
ESE
9
0.2
ESE
9
0.2
ESE
9
0.2
ESE
9
0.3
SE
9
0.2
ESE
9
0.2
SSE
9
0.2
S
5
0.1
SE
9
0.4
NE
4
0.4
NE
4
0.3
ENE
4
0.2
SSE
9
0.2
S
6
0.2
SSE
7
Wave Graph
Metric surfscale
Energy kJ
5
6
11
12
13
9
25
8
8
8
8
8
8
14
8
8
3
3
3
6
3
8
3
4
Wind (km/h)
20
SW
25
WSW
20
WSW
15
WSW
15
WNW
15
NW
15
NNW
15
NNW
15
NNW
15
NNW
10
NW
5
NNW
10
S
10
S
10
SSW
15
N
15
ENE
20
NE
15
NNE
15
NNE
5
NNE
15
SSW
15
SSW
15
SSW
Wind State
cross
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
off
off
cross-off
cross-on
cross-on
cross-on
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-on
cross-on
cross
High Tide
8:38AM1.03m
8:57PM1.15m
9:26AM1.05m
9:44PM1.11m
10:13AM1.05m
10:30PM1.05m
Low Tide
2:01AM-0.02m
2:11PM0.00m
2:45AM-0.03m
2:59PM0.01m
3:27AM-0.01m
3:45PM0.04m
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
light rain
rain showers
clear
clear
part cloud
clear
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
6:00
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:52
7:51
7:50
 mm
1
1
1
1
Temp °C
25
25
23
26
29
30
28
25
24
23
23
26
26
26
26
23
22
21
20
22
25
24
22
22
Feels °C
23
24
23
26
28
28
26
24
23
22
22
26
25
25
25
21
21
18
17
19
23
21
20
20
  • 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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