Surf Forecasts:
Napatree Jetty surf forecast from 17 Jun 2026:
- Best quality surf: Saturday 20 Jun, 8PM (local time) - 4.5ft (1.3m), 6s period, SSW swell with cross-offshore winds.
- Most powerful swell: Thursday 18 Jun, 8PM (local time) - 7.5ft (2.3m), 7s period, S swell with 585 kJ wave energy.
- Next surfable swell (1★+): Saturday 20 Jun, 8PM (local time) - 4.5ft (1.3m), 6s period with SSW swell.
Best Forecast Surf Conditions for Napatree Jetty this week:
The surf forecast for Napatree Jetty over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jun 20) at 8PM. The primary swell is predicted to be 1.3m and 6s period with a secondary swell of 0.1m and 12s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Napatree Jetty in the next 16 days are 2.3m 7s and forecast to arrive on Thursday (Jun 18) at 8PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Monday (Jun 22) at 2PM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Sat 20th Jun) | 4.5ft (1.3m) 6s |
| Best Surf | 8PM (Sat 20th Jun) | 4.5ft (1.3m) 6s |
| Most Powerful | 8PM (Thu 18th Jun) | 7.5ft (2.3m) 7s |
Table - best surf conditions forecast for Napatree Jetty over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu morning. Warm (max 25°C on Thu night, min 17°C on Fri night). Winds increasing (light winds from the S on Wed morning, strong winds from the S by Thu afternoon). | Days 4-6 Weather SummaryHeavy rain (total 68mm), heaviest during Mon morning. Warm (max 24°C on Sat afternoon, min 15°C on Mon night). Winds increasing (light winds from the WNW on Sun morning, fresh winds from the NNE by Mon morning). | ||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||
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) | S 7 | S 7 | S 7 | S 6 | S 7 | S 8 | S 7 | SSW 8 | S 8 | SSW 8 | SSW 7 | SSW 6 | S 7 | SSW 6 | S 6 | S 6 | S 6 | S 8 | S 9 | S 8 | S 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 34 | 33 | 61 | 243 | 557 | 283 | 120 | 318 | 157 | 128 | 124 | 70 | 56 | 56 | 28 | 12 | 18 | 131 | 119 | 113 | 58 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | on | cross | off | cross-off | cross-off | cross | cross-on | cross-on |
High Tide | 11:00AM0.94m | 11:26PM1.03m | 11:56AM0.93m | 00:20AM0.97m | 12:52PM0.92m | 1:15AM0.90m | 1:48PM0.91m | 2:09AM0.83m | 2:42PM0.89m | 3:02AM0.76m | 3:37PM0.87m | 3:56AM0.70m | 4:33PM0.84m | 4:53AM0.66m | |||||||
Low Tide | 4:57PM-0.03m | 6:14AM-0.01m | 5:54PM0.02m | 7:03AM0.02m | 6:53PM0.07m | 7:52AM0.05m | 8:02PM0.13m | 8:44AM0.09m | 9:42PM0.16m | 9:33AM0.11m | 10:59PM0.17m | 10:18AM0.13m | 11:51PM0.17m | ||||||||
 | |  |  |  |  | | | | | | | |  |  |  | | | | | | |
 | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — | 5:13 | — | — |
 | — | 8:22 | — | — | 8:22 | — | — | 8:22 | — | — | 8:22 | — | — | 8:23 | — | — | 8:23 | — | — | 8:23 | — |
mm | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 38 | 29 | 1 | — | — | — | — |
Temp °C | 20 | 20 | 19 | 21 | 22 | 25 | 21 | 25 | 24 | 21 | 24 | 22 | 20 | 21 | 19 | 16 | 18 | 19 | 22 | 26 | 23 |
Feels °C | 18 | 17 | 17 | 17 | 17 | 21 | 16 | 20 | 20 | 16 | 18 | 19 | 17 | 18 | 15 | 11 | 15 | 15 | 20 | 24 | 21 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 15 | — | SE 14 | S 8 | S 7 | S 13 | S 8 | SSW 8 | SE 13 | SSW 6 | S 7 | SE 12 | S 6 | S 6 | S 6 | S 8 | S 9 | S 8 | S 8 |
| kJ | 34 | 33 | 4 | — | 8 | 283 | 120 | 4 | 157 | 128 | 6 | 70 | 56 | 6 | 28 | 12 | 18 | 131 | 119 | 113 | 58 |
Swell 2 Height (m) Direction Period (s) | — | S 16 | E 6 | — | E 8 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | — | SE 12 | SE 12 | — | SE 12 | SE 11 | SE 11 | ENE 6 | E 8 | E 8 | E 8 |
| kJ | — | 5 | 1 | — | 1 | 8 | 7 | 7 | 7 | 7 | — | 6 | 6 | — | 6 | 5 | 5 | 12 | 1 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | SE 16 | E 6 | — | — | — | — | E 6 | — | E 5 | — | — | — | — | — | — | — | — | — | — | — | E 10 |
| kJ | 10 | 1 | — | — | — | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | — | S 2 | S 7 | S 6 | S 7 | — | WSW 4 | SSW 8 | W 3 | — | SSW 7 | — | — | SSW 6 | — | ENE 4 | ENE 6 | NNW 4 | WNW 3 | WSW 3 | — |
| kJ | — | 1 | 61 | 243 | 557 | — | 11 | 318 | 3 | — | 124 | — | — | 56 | — | 47 | 173 | 12 | 2 | 4 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 645 | 1076 | 1091 | 653 | 605 | 32 | 171 | 214 | 32 | 32 | 1707 | 27 | 27 | 777 | 645 | 243 | 1 | 0 | 1 | 9 | 26 |
Best forecast wave conditions in Rhode Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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Information about the Napatree Jetty Surf forecast
The above surf forecast table for Napatree Jetty provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Napatree Jetty can be found by selecting the local surf guide option on the grey menu. Our Napatree 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 (Napatree 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 Napatree 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.
Napatree Jetty is 8 km (5 miles) from Westerly. If you plan a vacation in Rhode Island, look for hotels and other accommodation in Westerly. Westerly has rooms for a wide range of budgets as well as car hire and transport links.
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