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Tank Beach surfForecast / Saipan / Northern Mariana Islands
12 Day Weather and Surf, issued 3 pm Friday 04 Jul 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 Friday (Jul 04) at 10PM. The primary swell is predicted to be 0.9m and 10s period with a secondary swell of 0.5m and 9s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Tank Beach in the next 12 days are 1.0m 9s and forecast to arrive on Saturday (Jul 05) at 4PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Wednesday (Jul 09) at 7PM.
| Wave Type | Time (ChST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 10PM (Fri 4th Jul) | 3ft (0.9m) 10s |
| Best Surf | 7AM (Sat 5th Jul) | 2.5ft (0.8m) 10s |
| Most Powerful | 4PM (Sat 5th Jul) | 3.5ft (1.0m) 9s |
Table - best surf conditions forecast for Tank Beach over the next 12 days.
Fri 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wed 16 | ||||||||||||||||||||||||
| 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 | Night | AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 11 | 9 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 11 | 9 | 10 | 10 | 9 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 206 | 197 | 203 | 199 | 177 | 183 | 187 | 187 | 182 | 139 | 122 | 93 | 79 | 115 | 103 | 128 | 64 | 86 | 84 | 100 | 99 | 88 | 48 | 108 | 101 | 103 | 109 | 184 | 396 | 145 | 232 | 182 | 218 | 189 | 260 | 186 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | on | cross- on | on | cross- on | cross- on |
High Tide / height (m) | 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 | 9:10PM 0.70 | 4:43AM 0.72 | 9:48PM 0.71 | 5:27AM 0.72 | 10:22PM 0.72 | 6:14AM 0.72 | 10:51PM 0.73 | 7:03AM 0.71 | 11:15PM 0.73 | 7:58AM 0.69 | 11:36PM 0.74 | 9:04AM 0.64 | 11:55PM 0.74 | 10:25AM 0.60 | ||||||||||||||
Low Tide / height (m) | 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 | 12:42AM 0.65 | 1:15PM 0.04 | 1:30AM 0.66 | 1:55PM 0.03 | 2:20AM 0.66 | 2:35PM 0.03 | 3:13AM 0.65 | 3:13PM 0.06 | 4:10AM 0.62 | 3:52PM 0.12 | 5:10AM 0.57 | 4:30PM 0.19 | 6:08AM 0.49 | |||||||||||||
Fri 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | Wed 16 | ||||||||||||||||||||||||
| Sunrise | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:50 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:52 | - | - | 5:54 | - | - | 5:54 |
| Sunset | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - | 6:51 | - | - |
 |  |  | |  | | |  |  | | | |  | | | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | 10 | - | - | 8 | 4 | - | 9 | 4 | - | 9 | - | 3 | 8 | 1 | - | 3 | - | - | 7 | 1 | 1 | 1 | - | 1 | 1 | - | 5 | 5 | 3 | 4 | 8 | 3 |
| Temp. °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 29 | 27 | 28 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 27 | 28 | 28 | 28 | 28 |
| Feels °C (?) | 31 | 32 | 33 | 33 | 34 | 33 | 32 | 33 | 31 | 28 | 31 | 29 | 30 | 29 | 29 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 29 | 29 | 29 | 30 | 30 | 31 | 28 | 30 | 28 | 29 | 29 |
Short Range Forecast: Heavy rain (total 22mm), heaviest during Sat night. Warm (max 29°C on Fri afternoon, min 28°C on Fri night). Wind will be generally light. | Days 3-6 Weather Summary Heavy rain (total 34mm), heaviest during Mon night. Warm (max 29°C on Mon night, min 26°C on Tue morning). Wind will be generally light. | Days 6-9 Weather Summary Moderate rain (total 13mm), heaviest on Fri night. Warm (max 29°C on Thu afternoon, min 28°C on Thu night). Mainly fresh winds. | Long Range Forecast: Heavy rain (total 32mm), heaviest during Mon afternoon. Warm (max 29°C on Sun afternoon, min 25°C on Mon night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
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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 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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