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Surf Forecasts:
Tank Beach surfForecast / Saipan / Northern Mariana Islands
16 Day Weather and Surf, issued 3 pm Saturday 25 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
27.8° 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 2.2m 8s and forecast to arrive on Wednesday (Apr 29) at 1PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.1m 8s period and expected on Tuesday (Apr 28) at 10AM.
| Wave Type | Time (ChST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 1PM (Wed 29th Apr) | 7ft (2.2m) 8s |
Table - best surf conditions forecast for Tank Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Mon morning. Warm (max 27°C on Sat afternoon, min 26°C on Sat night). Mainly fresh winds. | Days 5-7 Weather SummaryLight rain (total 2mm), mostly falling on Wed night. Warm (max 27°C on Tue afternoon, min 27°C on Tue afternoon). Mainly fresh winds. | ||||||||||||||||||||
Sat 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 1 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
NNE 13 | NNE 13 | ENE 7 | ENE 6 | ENE 7 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | |
307 | 242 | 169 | 233 | 404 | 385 | 365 | 491 | 581 | 499 | 572 | 675 | 608 | 616 | 653 | 600 | 509 | 404 | 402 | 412 | 364 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | on | on | cross-on | 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 | |
High Tide | 4:22AM0.73m | 2:38PM0.59m | 4:47AM0.72m | 4:12PM0.59m | 5:08AM0.72m | 5:34PM0.60m | 5:26AM0.71m | 6:45PM0.63m | 5:44AM0.70m | 7:48PM0.66m | 6:02AM0.69m | 8:45PM0.68m | 6:20AM0.68m | ||||||||
Low Tide | 8:40PM0.19m | 10:28AM0.50m | 9:34PM0.26m | 11:10AM0.43m | 10:25PM0.33m | 11:47AM0.36m | 11:13PM0.40m | 12:20PM0.29m | 11:59PM0.46m | 12:52PM0.23m | 00:45AM0.52m | 1:23PM0.17m | 1:33AM0.56m | ||||||||
 |  | | |  |  | |  | | | | | | | | | | | | | | |
 | — | — | 5:56 | — | — | 5:56 | — | — | 5:54 | — | — | 5:54 | — | — | 5:54 | — | — | 5:52 | — | — | 5:52 |
 | 6:32 | — | — | 6:32 | — | — | 6:32 | — | — | 6:32 | — | — | 6:32 | — | — | 6:34 | — | — | 6:34 | — | 6:34 |
— | — | — | — | 2 | 3 | 1 | 2 | — | — | — | — | — | 2 | — | — | — | — | 2 | 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 | 26 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 26 | 27 | 27 | 27 | 29 | 29 | 28 | |
Swell 1 Height (m) Direction Period (s) | NNE 13 | NNE 13 | NNE 12 | NNE 12 | NNE 13 | NNE 13 | ENE 8 | NNE 14 | NNE 14 | NNE 13 | NNE 13 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 11 | E 9 | E 9 | E 9 | E 9 | E 9 |
 kJ | 307 | 242 | 169 | 111 | 204 | 195 | 365 | 394 | 395 | 307 | 242 | 220 | 164 | 161 | 119 | 105 | 509 | 404 | 402 | 412 | 364 |
Swell 2 Height (m) Direction Period (s) | NE 8 | NNW 8 | NNE 16 | NNE 15 | NNE 18 | NNE 16 | NNE 16 | NNW 10 | W 8 | NW 8 | NW 7 | W 7 | W 7 | S 8 | S 7 | S 6 | NNE 11 | NNE 8 | NNE 10 | NNE 10 | NNE 10 |
| kJ | 71 | 6 | 26 | 43 | 32 | 53 | 344 | 35 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 76 | 26 | 11 | 10 | 9 |
Swell 3 Height (m) Direction Period (s) | NNW 8 | SE 12 | NNW 7 | NW 7 | NW 10 | NNW 9 | NW 8 | S 13 | S 13 | NW 7 | S 12 | S 12 | W 7 | — | — | — | — | NNE 11 | N 14 | NE 13 | NE 12 |
| kJ | 7 | 6 | 5 | 2 | 4 | 8 | 3 | 3 | 3 | 2 | 3 | 3 | 1 | — | — | — | — | 22 | 4 | 7 | 6 |
Wind waves Height (m) Direction Period (s) | E 7 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | — | — | — | — | — |
| kJ | 107 | 168 | 163 | 233 | 404 | 385 | 272 | 491 | 581 | 499 | 572 | 675 | 608 | 616 | 653 | 600 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1504 | 1504 | 1575 | 1575 | 2056 | 2056 | 249 | 249 | 2056 | 2059 | 1575 | 1504 | 2061 | 1504 | 1504 | 1504 | 1504 | 1504 | 2059 | 227 | 227 |
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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