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Fire Island Surf Forecast
/ Long Island NY (34 breaks) / New York (44 breaks) /
Surf Forecasts:
Fire Island surfForecast / Long Island NY / USA
48hr Weather and Surf, issued 1 am Wednesday 20 May 2026 EDTForecast update in hr min s Forecast update imminent
Fire Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Fire Island sea temperature is
13.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Fire Island today?
The current surf forecast for Fire Island at 6AM is: 1.3m 7s primary swell from a South direction and 0.4m 9s secondary swell from a Southeast direction, 0.1m 16s secondary swell from a Southeast direction (forecast issued at 01:00am May 20). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.4m) | 7s |
| Afternoon (20 May) | 3.5ft (1.1m) | 6s |
| Evening (20 May) | 5ft (1.5m) | 6s |
Table - waves today at Fire Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Wed night. Warm (max 28°C on Wed morning, min 10°C on Thu afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 7 | S 7 | S 7 | SSW 6 | S 6 | SSW 6 | SSW 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SE 9 | SE 9 | E 5 | E 6 | SE 9 | SE 9 | SE 9 | E 5 | ESE 5 | ESE 5 | ESE 6 | SE 6 | |
181 | 152 | 126 | 133 | 104 | 115 | 181 | 81 | 66 | 65 | 50 | 39 | 29 | 28 | 37 | 23 | 26 | 27 | 24 | 21 | 17 | 17 | 25 | 29 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross-off | off | off | cross-off | off | cross-off | cross | cross | cross-on | on | cross-on | cross-on | cross | cross | cross-on | on | on | on | on | |
High Tide | 11:18AM0.90m | 11:33PM1.09m | 12:21PM0.89m | 00:36AM1.03m | 1:26PM0.89m | |||||||||||||||||||
Low Tide | 4:35AM-0.03m | 4:39PM0.05m | 5:31AM0.01m | 5:38PM0.11m | 6:29AM0.05m | 6:43PM0.16m | ||||||||||||||||||
 | |  | | |  |  |  |  | |  | | | |  | | | | | | |  | | | |
 | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — |
— | — | — | — | — | 1 | 5 | 2 | — | — | 2 | 2 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 21 | 23 | 28 | 27 | 22 | 22 | 19 | 16 | 16 | 12 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 13 | 12 | 12 | 12 |
20 | 19 | 22 | 26 | 24 | 21 | 24 | 19 | 13 | 13 | 8 | 7 | 7 | 9 | 9 | 10 | 10 | 9 | 7 | 8 | 9 | 9 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | S 7 | S 6 | SE 9 | SE 9 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | E 5 | E 6 | E 6 | E 5 | SE 9 | SE 9 | SE 9 | ESE 5 | ESE 6 | SE 6 |
 kJ | 28 | 26 | 126 | 101 | 28 | 29 | 97 | 81 | 66 | 65 | 50 | 39 | 29 | 28 | 13 | 23 | 22 | 13 | 20 | 12 | 12 | 17 | 25 | 29 |
Swell 2 Height (m) Direction Period (s) | SE 16 | SE 16 | SE 9 | SE 9 | SE 15 | SE 15 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 4 | S 6 | S 6 | S 6 | SE 9 | S 6 | S 6 | S 6 | SE 9 | SE 9 | SE 10 |
| kJ | 10 | 10 | 29 | 27 | 8 | 8 | 29 | 29 | 29 | 29 | 29 | 29 | 27 | 8 | 19 | 12 | 12 | 27 | 6 | 6 | 6 | 12 | 12 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 15 | SE 15 | — | — | SE 15 | SE 15 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 9 | SE 9 | SE 8 | SE 9 | S 6 | SE 14 | SE 13 | SE 13 | SSE 6 | S 6 | SE 13 |
| kJ | — | — | 9 | 8 | — | — | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 27 | 27 | 18 | 26 | 7 | 7 | 7 | 7 | 8 | 6 | 7 |
Wind waves Height (m) Direction Period (s) | S 7 | S 7 | — | SSW 6 | S 6 | SSW 6 | SSW 6 | — | — | — | — | NE 3 | NE 4 | — | E 5 | — | — | — | E 6 | E 5 | ESE 5 | — | — | — |
| kJ | 181 | 152 | — | 133 | 104 | 115 | 181 | — | — | — | — | 2 | 6 | — | 37 | — | — | — | 24 | 21 | 17 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 147 | 99 | 100 | 102 | 102 | 15 | 0 | 0 | 0 | 0 | 40 | 40 | 72 | 40 | 598 | 39 | 40 | 24 | 660 | 660 | 603 | 585 | 571 | 338 |
Best forecast wave conditions in Long Island New York | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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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