Fire Island Surf Break

Lat Long: 40.73° N 72.87° W

Fire Island 48 hour detailed Surf Forecast

Issued: 1 pm 29 Aug 2026 (local time)

Forecast update in  hr  min

Today's Fire Island sea temperature is
22.5°C
1.0° 

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 (29 Aug):

  • Morning surf: Morning surf (29 Aug, local time) - 2ft (0.6m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (29 Aug, local time) - 1.5ft (0.5m), 8s period with SE swell.
  • Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.5m), 8s period with SE swell.

The current surf forecast for Fire Island at 8PM is: 0.5m 8s primary swell from a Southeast direction and 0.4m 6s secondary swell from a South direction (forecast issued at 01:00pm August 29). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (29 Aug)2ft (0.6m)8s
Afternoon (29 Aug)1.5ft (0.5m)8s
Evening (29 Aug)1.5ft (0.5m)8s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sun night. Warm (max 24°C on Sun afternoon, min 21°C on Mon morning). Wind will be generally light.

Sat
29
Sunday
30
Monday
31
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
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)
0.6
SE
8
0.5
SE
8
0.5
SE
8
0.5
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.9
SSW
4
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
Wave Graph
Metric surfscale
Energy kJ
38
30
30
29
22
23
24
24
24
18
18
35
18
18
17
17
17
17
16
16
15
Wind (km/h)
15
NNE
0
NE
15
SSW
10
SSW
15
SW
15
WSW
15
WSW
15
WSW
20
SW
25
SW
25
SW
20
WSW
10
NE
5
ESE
5
NNW
10
NNE
10
NE
10
S
15
SSW
15
SSW
15
SSW
Wind State
cross-off
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross
glassy
off
cross-off
cross
cross-on
cross-on
cross
cross
High Tide
8:52AM0.99m
9:04PM1.02m
9:26AM1.02m
9:40PM1.00m
10:04AM1.04m
10:20PM0.96m
Low Tide
2:36PM0.05m
2:57AM0.03m
3:18PM0.05m
3:36AM0.03m
4:02PM0.06m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
clear
part cloud
thunderstorm
light rain
cloud
cloud
part cloud
cloud
part cloud
cloud
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:29
7:27
7:25
 mm
2
1
Temp °C
20
23
22
22
22
22
22
22
23
23
24
24
22
23
22
21
23
23
23
23
23
Feels °C
18
23
20
21
20
20
21
21
20
20
23
23
23
25
23
21
23
23
23
23
23
  • 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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