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Surf Forecasts:
Tank Beach surfForecast / Saipan / Northern Mariana Islands
16 Day Weather and Surf, issued 3 pm Thursday 30 Apr 2026 ChSTForecast update in hr min s Forecast update imminent
Tank Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tank Beach sea temperature is
28.1° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Tank Beach this week:
The most powerful waves expected at Tank Beach in the next 16 days are 4.0m 12s and forecast to arrive on Thursday (May 07) at 1PM. Winds are predicted to be onshore at the time the swell arrives.
| Wave Type | Time (ChST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 1PM (Thu 7th May) | 13ft (4.0m) 12s |
Table - best surf conditions forecast for Tank Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 27°C on Thu afternoon, min 27°C on Thu afternoon). Mainly fresh winds. | Days 5-7 Weather SummaryLight rain (total 6mm), mostly falling on Sun night. Warm (max 27°C on Sun afternoon, min 27°C on Sun afternoon). Mainly fresh winds. | ||||||||||||||||||||
Thu 30 | Friday 1 | Saturday 2 | Sunday 3 | Monday 4 | Tuesday 5 | Wednesday 6 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | ESE 13 | E 13 | |
580 | 517 | 442 | 453 | 483 | 708 | 798 | 866 | 874 | 656 | 642 | 933 | 900 | 976 | 1134 | 1194 | 1307 | 1117 | 1088 | 2515 | 4642 | |
Wind (km/h) | |||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | |
High Tide | 7:48PM0.66m | 6:02AM0.69m | 8:45PM0.68m | 6:20AM0.68m | 9:39PM0.69m | 6:39AM0.67m | 10:32PM0.70m | 7:00AM0.67m | 11:27PM0.70m | 7:22AM0.66m | 00:23AM0.69m | 7:47AM0.65m | 1:20AM0.69m | 8:12AM0.64m | |||||||
Low Tide | 00:45AM0.52m | 1:23PM0.17m | 1:33AM0.56m | 1:56PM0.13m | 2:20AM0.59m | 2:31PM0.11m | 3:09AM0.61m | 3:08PM0.10m | 3:59AM0.62m | 3:49PM0.11m | 4:54AM0.63m | 4:32PM0.12m | 6:05AM0.63m | ||||||||
 |  | | |  | | | | | | |  | | | | | | | | | | |
 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:50 | — | — | 5:50 |
 | 6:34 | — | — | 6:34 | — | — | 6:34 | — | — | 6:34 | — | — | 6:35 | — | — | 6:35 | — | — | 6:35 | — | 6:35 |
— | — | — | — | 1 | — | — | — | — | — | 1 | 2 | 1 | 1 | — | — | 1 | — | — | — | — | |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
27 | 27 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 25 | 26 | 26 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | |
Swell 1 Height (m) Direction Period (s) | NNE 11 | NNE 11 | NNE 8 | NNE 10 | NNE 10 | N 7 | N 9 | NNE 12 | NNE 14 | NNE 13 | NNE 12 | NNE 12 | NNW 10 | NW 10 | NW 9 | NW 8 | NNW 8 | ESE 10 | ESE 10 | ESE 13 | N 9 |
 kJ | 105 | 75 | 14 | 11 | 10 | 1 | 6 | 13 | 18 | 34 | 30 | 28 | 42 | 25 | 20 | 17 | 6 | 581 | 570 | 2515 | 2 |
Swell 2 Height (m) Direction Period (s) | — | N 9 | NNE 11 | NW 8 | NW 7 | N 10 | N 10 | N 8 | N 8 | N 9 | N 8 | NNW 11 | NNE 12 | NNE 11 | NNE 11 | NNE 11 | NNE 10 | NNW 8 | NNW 10 | N 9 | — |
| kJ | — | 2 | 22 | 2 | 2 | 2 | 2 | 1 | 6 | 6 | 6 | 24 | 26 | 23 | 22 | 11 | 10 | 6 | 20 | 7 | — |
Swell 3 Height (m) Direction Period (s) | — | — | N 8 | N 9 | N 8 | NE 12 | — | N 15 | — | — | N 14 | N 8 | — | — | — | — | N 12 | N 11 | NW 7 | — | — |
| kJ | — | — | 1 | 2 | 1 | 6 | — | 4 | — | — | 4 | 1 | — | — | — | — | 3 | 9 | 2 | — | — |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | ENE 9 | E 13 |
| kJ | 580 | 517 | 442 | 453 | 483 | 708 | 798 | 866 | 874 | 656 | 642 | 933 | 900 | 976 | 1134 | 1194 | 1307 | 1117 | 1088 | 800 | 4642 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1504 | 1504 | 1575 | 1504 | 1575 | 2056 | 1504 | 2056 | 2056 | 2060 | 2056 | 2056 | 2060 | 2056 | 2056 | 2060 | 2056 | 1491 | 1491 | 1491 | 1491 |
Best forecast wave conditions in Saipan | |||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Tank 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 Tank Beach Surf forecast
The above surf forecast table for Tank Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tank Beach can be found by selecting the local surf guide option on the grey menu. Our Tank 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 (Tank 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 Tank 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.
Tank Beach is 19 km (12 miles) from Saipan. If you plan a holiday in Saipan, look for hotels and other accommodation in Saipan. Saipan has rooms for a wide range of budgets as well as car hire and transport links.
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