Surf Forecasts:
Longnook Beach surf forecast from 24 Oct 2026:
- Best quality surf: Saturday 24 Oct, 5PM (local time) - 4.5ft (1.4m), 12s period, ENE swell with glassy winds.
- Most powerful swell: Saturday 24 Oct, 8PM (local time) - 4.5ft (1.4m), 12s period, ENE swell with 618 kJ wave energy.
- Next surfable swell (1★+): Saturday 24 Oct, 5PM (local time) - 4.5ft (1.4m), 12s period with ENE swell.
Best Forecast Surf Conditions for Longnook Beach this week:
The surf forecast for Longnook Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Oct 24) at 5PM. The primary swell is predicted to be 1.4m and 12s period with a secondary swell of 0.1m and 9s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Longnook Beach in the next 16 days are 1.4m 12s and forecast to arrive on Saturday (Oct 24) at 8PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Friday (Oct 30) at 5AM.
| Wave Type | Time (EDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5PM (Sat 24th Oct) | 4.5ft (1.4m) 12s |
| Best Surf | 5PM (Sat 24th Oct) | 4.5ft (1.4m) 12s |
| Most Powerful | 8PM (Sat 24th Oct) | 4.5ft (1.4m) 12s |
Table - best surf conditions forecast for Longnook Beach over the next 16 days.
Short Range ForecastMostly dry. Very mild (max 19°C on Mon night, min 8°C on Sat morning). Winds increasing (calm on Sat night, fresh winds from the NNE by Mon night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 12°C on Thu night, min 7°C on Tue afternoon). Winds decreasing (fresh winds from the NNE on Tue morning, light winds from the ESE by Wed afternoon). | ||||||||||||||||||||
Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | |||||||||||||||
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) | ENE 11 | ENE 12 | ENE 13 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 9 | ENE 9 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | NNE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 517 | 569 | 526 | 269 | 183 | 90 | 56 | 29 | 16 | 154 | 102 | 60 | 52 | 40 | 26 | 25 | 11 | 11 | 5 | 5 | 154 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | glassy | off | cross-off | off | cross-off | cross-off | on | on | on | on | on | cross | cross-off | off | off | off | off | on | on |
High Tide | 10:30AM2.52m | 10:55PM2.45m | 11:10AM2.66m | 11:39PM2.50m | 11:52AM2.77m | 00:25AM2.52m | 12:35PM2.84m | 1:12AM2.51m | 1:21PM2.86m | 2:02AM2.46m | 2:11PM2.83m | 2:55AM2.38m | 3:05PM2.75m | 3:53AM2.30m | |||||||
Low Tide | 4:43PM-0.00m | 4:59AM0.04m | 5:28PM-0.15m | 5:41AM-0.01m | 6:14PM-0.25m | 6:26AM-0.03m | 7:00PM-0.31m | 7:12AM-0.01m | 7:49PM-0.31m | 8:00AM0.04m | 8:41PM-0.26m | 8:52AM0.11m | 9:36PM-0.16m | ||||||||
 | |  | | | | | | | | | | | |  | | | | | | | |
 | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — |
 | — | 5:45 | — | — | 5:44 | — | — | 5:42 | — | — | 5:40 | — | — | 5:38 | — | — | 5:37 | — | — | 5:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 10 | 11 | 11 | 13 | 12 | 11 | 18 | 19 | 9 | 7 | 9 | 8 | 7 | 7 | 9 | 11 | 12 | 13 | 15 | 13 |
Feels °C | 4 | 7 | 8 | 8 | 7 | 7 | 5 | 14 | 15 | 1 | -1 | 4 | 3 | 3 | 3 | 4 | 5 | 7 | 9 | 11 | 7 |
Swell 1 Height (m) Direction Period (s) | ENE 11 | ENE 12 | ENE 13 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 9 | ENE 9 | ESE 8 | SE 10 | ESE 9 | NE 6 | NE 6 | ENE 5 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SSW 4 | SE 7 |
| kJ | 517 | 569 | 526 | 269 | 183 | 90 | 56 | 29 | 16 | 7 | 25 | 56 | 52 | 35 | 10 | 25 | 11 | 11 | 5 | 3 | 8 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 9 | ESE 9 | ESE 8 | NE 4 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | SE 11 | E 8 | — | ESE 9 | ESE 8 | ESE 8 | NE 5 | E 6 | SE 4 | NW 4 | ESE 7 | — |
| kJ | 3 | 3 | 7 | 7 | 1 | 16 | 16 | 15 | 14 | 5 | 5 | — | 52 | 40 | 26 | 1 | 1 | 1 | 1 | 5 | — |
Swell 3 Height (m) Direction Period (s) | — | — | ESE 15 | SE 15 | NE 4 | — | — | — | SW 4 | — | — | — | S 8 | S 8 | ENE 6 | E 6 | NE 4 | — | — | NW 4 | E 14 |
| kJ | — | — | 22 | 9 | 1 | — | — | — | 1 | — | — | — | 1 | 1 | 4 | 3 | 1 | — | — | 1 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | S 2 | SW 3 | WSW 3 | SW 3 | N 4 | NNE 6 | NE 6 | NE 6 | NE 6 | — | — | SSW 3 | SSW 4 | SW 4 | WSW 4 | WNW 3 | NNE 6 |
| kJ | — | — | — | — | 1 | 5 | 7 | 2 | 9 | 154 | 102 | 60 | 31 | — | — | 3 | 16 | 20 | 21 | 2 | 154 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 5 | 0 | 0 | 0 | 52 | 0 | 5 | 2 | 412 | 315 | 172 | 121 | 148 | 482 | 8 | 380 | 1195 | 469 | 569 | 141 | 614 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||
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 Longnook Beach 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 Longnook Beach Surf forecast
The above surf forecast table for Longnook Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Longnook Beach can be found by selecting the local surf guide option on the grey menu. Our Longnook Beach 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 (Longnook Beach) 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 Longnook Beach 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.
Longnook Beach is 27 km (17 miles) from Brewster. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Brewster. Brewster has rooms for a wide range of budgets as well as car hire and transport links.
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