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Tank Beach surfForecast / Saipan / Northern Mariana Islands
12 Day Weather and Surf, issued 9 pm Friday 27 Jun 2025 ChST
Best Forecast Surf Conditions for Tank Beach this week:
The surf forecast for Tank Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jun 28) at 7PM. The primary swell is predicted to be 0.8m and 8s period with a secondary swell of 0.5m and 10s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Tank Beach in the next 12 days are 0.9m 9s and forecast to arrive on Tuesday (Jul 01) at 1PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 10s period and expected on Friday (Jul 04) at 4PM.
| Wave Type | Time (ChST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Sat 28th Jun) | 2.5ft (0.8m) 8s |
| Best Surf | 4PM (Mon 30th Jun) | 2.5ft (0.7m) 10s |
| Most Powerful | 1PM (Tue 1st Jul) | 3ft (0.9m) 9s |
Table - best surf conditions forecast for Tank Beach over the next 12 days.
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wed 09 | |||||||||||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 10 | 10 | 8 | 10 | 8 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 13 | 12 | 11 | 9 | 12 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 7 | 8 | 7 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 153 | 168 | 155 | 153 | 160 | 162 | 145 | 153 | 217 | 179 | 171 | 145 | 174 | 149 | 128 | 123 | 130 | 127 | 142 | 131 | 156 | 145 | 230 | 137 | 200 | 117 | 142 | 152 | 132 | 136 | 91 | 108 | 111 | 105 | 5 | 25 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | glass | glass | off | off | off | cross- off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross- off | cross- off | off | off | off | off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 11:12PM 0.76 | 7:31AM 0.72 | 11:49PM 0.75 | 8:26AM 0.68 | 12:20AM 0.74 | 9:28AM 0.63 | 12:46AM 0.73 | 10:43AM 0.57 | 1:09AM 0.73 | 12:19PM 0.52 | 1:29AM 0.72 | 2:18PM 0.51 | 1:48AM 0.71 | 4:21PM 0.53 | 2:06AM 0.70 | 6:00PM 0.57 | 2:27AM 0.70 | 7:04PM 2:51AM 0.62 0.70 | 7:50PM 3:23AM 0.65 0.70 | 8:31PM 0.68 | 4:01AM 0.71 | |||||||||||||||
Low Tide / height (m) | 3:48AM 0.66 | 3:42PM 0.02 | 4:52AM 0.62 | 4:25PM 0.10 | 5:58AM 0.58 | 5:04PM 0.18 | 7:02AM 0.52 | 5:39PM 0.27 | 7:59AM 0.45 | 6:13PM 0.36 | 8:47AM 0.38 | 6:47PM 0.44 | 9:27AM 0.31 | 7:27PM 0.51 | 10:03AM 0.25 | 8:23PM 0.56 | 10:39AM 0.19 | 9:36PM 0.60 | 11:16AM 0.14 | 10:48PM 0.63 | 11:55AM 0.09 | 11:50PM 0.64 | 12:35PM 0.06 | |||||||||||||
Saturday 28 | Sunday 29 | Monday 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wed 09 | |||||||||||||||||||||||||
| Sunrise | - | 5:48 | - | - | 5:48 | - | - | 5:48 | - | - | 5:48 | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:52 | - |
| Sunset | - | - | 6:50 | - | - | 6:50 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 |
 |  |  | | | |  | | |  | |  | | | | | |  | | | | | | |  | | | | | |  | | | | | | |
Rain (mm) | 1 | - | 2 | 1 | - | 3 | - | - | 8 | 7 | 15 | 7 | 11 | 3 | 11 | 5 | 1 | - | 11 | 2 | 8 | 2 | 4 | 1 | 4 | 8 | 2 | 4 | 9 | 3 | - | 6 | 6 | 20 | 2 | - |
| Temp. °C | 28 | 28 | 28 | 28 | 28 | 26 | 27 | 28 | 28 | 26 | 26 | 26 | 28 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 27 | 28 | 29 | 29 | 29 | 28 | 27 | 28 | 28 | 28 | 29 | 28 | 29 | 27 | 26 | 27 |
| Feels °C (?) | 30 | 30 | 31 | 32 | 33 | 28 | 29 | 31 | 31 | 26 | 26 | 26 | 27 | 24 | 27 | 25 | 26 | 26 | 28 | 25 | 25 | 28 | 28 | 29 | 29 | 28 | 27 | 28 | 29 | 28 | 29 | 27 | 28 | 28 | 25 | 27 |
Short Range Forecast: Moderate rain (total 15mm), heaviest on Mon afternoon. Warm (max 28°C on Fri night, min 25°C on Sun afternoon). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 60mm), heaviest during Tue morning. Warm (max 28°C on Tue night, min 25°C on Tue morning). Winds increasing (light winds from the SW on Mon night, strong winds from the SW by Wed morning). | Days 6-9 Weather Summary Heavy rain (total 42mm), heaviest during Fri afternoon. Warm (max 29°C on Thu night, min 27°C on Fri morning). Mainly strong winds. | Long Range Forecast: Heavy rain (total 50mm), heaviest during Tue night. Warm (max 29°C on Mon night, min 26°C on Sun night). Mainly fresh winds. | |||||||||||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 12 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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