Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 7 pm 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
24.4°C
2.3° 

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 (22 Aug):

  • Morning surf: Morning surf (22 Aug, local time) - 2ft (0.6m), 6s period with E swell.
  • Afternoon surf: Afternoon surf (22 Aug, local time) - 2.5ft (0.7m), 6s period with ENE swell.
  • Evening surf: Evening surf (22 Aug, local time) - 1.5ft (0.5m), 5s period with E swell.

The current surf forecast for Fire Island at 4AM is: 0.9m 6s primary swell from a East-northeast direction and 0.7m 6s secondary swell from a East direction, 0.3m 9s secondary swell from a Southeast direction (forecast issued at 07:00pm August 21). The wind direction is predicted to be cross-offshore.

Time (EDT) & DateWave HeightWave Period
Morning (22 Aug)2ft (0.6m)6s
Afternoon (22 Aug)2.5ft (0.7m)6s
Evening (22 Aug)1.5ft (0.5m)5s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat morning. Warm (max 26°C on Sun afternoon, min 19°C on Fri night). Wind will be generally light.

Fri
21
Saturday
22
Sunday
23
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
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
ENE
6
1.1
ENE
6
1.1
ENE
6
0.7
E
6
0.9
ENE
6
0.6
E
6
0.6
E
6
0.7
ENE
6
0.5
E
6
0.4
SE
8
0.5
E
5
0.3
ESE
8
0.3
SE
13
0.3
SE
13
0.3
SE
12
0.3
SE
12
0.3
SE
12
0.3
SE
12
0.9
SSE
5
Wave Graph
Metric surfscale
Energy kJ
103
101
90
38
61
25
23
31
15
16
13
11
26
25
24
23
23
23
43
Wind (km/h)
25
NNE
20
NNE
15
NNE
10
N
15
NNE
15
NNE
10
ENE
5
E
5
SE
5
E
10
ESE
15
ESE
20
E
15
E
15
SSW
20
SSW
20
SSW
20
SW
15
WSW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
cross-on
on
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
High Tide
3:33PM0.89m
4:08AM0.73m
4:32PM0.91m
5:05AM0.75m
5:24PM0.94m
Low Tide
8:59PM0.30m
8:56AM0.27m
9:58PM0.29m
9:53AM0.27m
10:53PM0.26m
cloud
part cloud
part cloud
cloud
cloud
part cloud
light rain
light rain
light rain
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:40
7:39
7:37
 mm
1
1
1
Temp °C
20
20
19
19
19
19
20
20
21
21
21
21
21
22
24
25
26
26
26
Feels °C
18
19
18
19
19
19
21
22
23
23
22
21
21
23
25
24
25
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.


Nearest locationNearest