Surf Forecasts:
Jetty surf forecast from 26 Sep 2026:
- Best quality surf: Tuesday 29 Sep, 2AM (local time) - 2.5ft (0.8m), 6s period, S swell with offshore winds.
- Most powerful swell: Saturday 26 Sep, 11AM (local time) - 13ft (4.0m), 11s period, E swell with 3,564 kJ wave energy.
- Next surfable swell (1★+): Tuesday 29 Sep, 2AM (local time) - 2.5ft (0.8m), 6s period with S swell.
Best Forecast Surf Conditions for Jetty this week:
The surf forecast for Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 29) at 2AM. The primary swell is predicted to be 0.8m and 6s period with a secondary swell of 0.5m and 8s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Jetty in the next 16 days are 4.0m 11s and forecast to arrive on Saturday (Sep 26) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Saturday (Sep 26) at 8PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Tue 29th Sep) | 2.5ft (0.8m) 6s |
| Best Surf | 2AM (Tue 29th Sep) | 2.5ft (0.8m) 6s |
| Most Powerful | 11AM (Sat 26th Sep) | 13ft (4.0m) 11s |
Table - best surf conditions forecast for Jetty over the next 16 days.
Short Range ForecastHeavy rain (total 107mm), heaviest during Sat night. Very mild (max 19°C on Sun morning, min 14°C on Sat morning). Winds decreasing (gales from the NNE on Sat night, light winds from the ESE by Mon afternoon). | Days 4-6 Weather SummaryLight rain (total 3mm), mostly falling on Wed night. Warm (max 22°C on Thu night, min 15°C on Tue morning). Winds increasing (light winds from the W on Tue night, fresh winds from the W by Wed night). | ||||||||||||||||||||
Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 11 | E 11 | E 10 | ESE 8 | ESE 8 | ESE 6 | S 7 | S 7 | S 6 | E 8 | E 9 | E 9 | E 9 | ESE 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3564 | 1729 | 1598 | 1163 | 285 | 121 | 56 | 96 | 52 | 36 | 55 | 40 | 39 | 43 | 39 | 37 | 36 | 36 | 35 | 34 | 31 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | cross-off | cross-off | cross-on | cross | cross | cross | cross-off |
High Tide | 8:08PM1.09m | 8:29AM1.17m | 8:50PM1.08m | 9:12AM1.19m | 9:34PM1.05m | 9:56AM1.20m | 10:20PM1.01m | 10:44AM1.18m | 11:10PM0.95m | 11:36AM1.15m | 00:06AM0.90m | 12:34PM1.10m | 1:09AM0.86m | ||||||||
Low Tide | 1:29PM0.02m | 1:44AM-0.01m | 2:12PM-0.02m | 2:23AM-0.04m | 2:55PM-0.03m | 3:04AM-0.04m | 3:41PM-0.02m | 3:48AM-0.02m | 4:29PM0.02m | 4:35AM0.02m | 5:22PM0.08m | 5:27AM0.08m | 6:21PM0.13m | ||||||||
 |  |  | |  | | | |  |  | |  | | |  |  | | | |  | | |
 | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — |
 | — | 6:40 | — | — | 6:39 | — | — | 6:37 | — | — | 6:36 | — | — | 6:35 | — | — | 6:32 | — | — | 6:30 | — |
mm | 7 | 4 | 31 | 9 | 12 | 37 | 3 | 4 | — | — | — | — | — | — | 3 | — | — | — | — | — | 5 |
Temp °C | 14 | 14 | 17 | 19 | 18 | 18 | 19 | 19 | 16 | 16 | 19 | 18 | 19 | 20 | 21 | 19 | 21 | 22 | 21 | 21 | 23 |
Feels °C | 3 | 4 | 6 | 10 | 12 | 16 | 18 | 18 | 12 | 14 | 18 | 18 | 17 | 17 | 16 | 19 | 21 | 21 | 19 | 20 | 23 |
Swell 1 Height (m) Direction Period (s) | E 11 | SSE 10 | SSE 10 | — | S 7 | S 6 | S 7 | S 7 | S 6 | E 8 | E 9 | E 9 | E 9 | ESE 9 | SE 12 | S 5 | SE 12 | S 5 | SSW 6 | SSW 5 | S 5 |
| kJ | 2669 | 288 | 38 | — | 131 | 36 | 56 | 96 | 52 | 36 | 55 | 40 | 39 | 43 | 39 | 11 | 36 | 15 | 10 | 10 | 9 |
Swell 2 Height (m) Direction Period (s) | — | SSE 11 | — | — | — | ESE 9 | SE 8 | E 9 | E 8 | S 7 | S 7 | SSE 7 | SSE 7 | S 7 | E 9 | SE 12 | E 8 | SE 12 | SE 12 | SE 12 | SE 11 |
| kJ | — | 352 | — | — | — | 26 | 39 | 73 | 37 | 23 | 14 | 9 | 10 | 8 | 13 | 37 | 12 | 36 | 35 | 34 | 31 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SE 7 | E 9 | SE 7 | SE 15 | SE 14 | SE 14 | S 6 | SE 13 | ESE 13 | SSE 7 | E 8 | S 6 | E 8 | E 8 | E 8 | E 8 |
| kJ | — | — | — | — | — | 33 | 39 | 8 | 8 | 8 | 8 | 2 | 7 | 17 | 5 | 12 | 3 | 5 | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | E 11 | E 11 | E 10 | ESE 8 | ESE 8 | ESE 6 | E 5 | — | ENE 4 | NE 5 | — | — | — | SSW 3 | SSW 4 | SSW 5 | S 5 | — | — | — | S 5 |
| kJ | 3564 | 1729 | 1598 | 1163 | 285 | 121 | 20 | — | 16 | 13 | — | — | — | 1 | 5 | 19 | 13 | — | — | — | 14 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 765 | 778 | 763 | 526 | 584 | 117 | 57 | 89 | 0 | 0 | 0 | 14 | 75 | 120 | 0 | 0 | 120 | 50 | 123 | 120 | 14 |
Best forecast wave conditions in Long Island New York | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Jetty 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.
Information about the Jetty Surf forecast
The above surf forecast table for Jetty provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Jetty can be found by selecting the local surf guide option on the grey menu. Our Jetty surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Jetty) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Jetty may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Jetty is 15 km (9 miles) from Mastic. If you plan a vacation in Long Island New York, look for hotels and other accommodation in Mastic. Mastic has rooms for a wide range of budgets as well as car hire and transport links.
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