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Tank Beach surfForecast / Saipan / Northern Mariana Islands
48hr Weather and Surf, issued 3 am Friday 20 Feb 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
28.3° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Tank Beach today?
The current surf forecast for Tank Beach at 11AM is: 1.5m 11s primary swell from a East direction and 1.2m 6s secondary swell from a North direction (forecast issued at 03:00am February 20). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Feb) | 5ft (1.5m) | 11s |
| Afternoon (20 Feb) | 5ft (1.5m) | 11s |
| Evening (20 Feb) | 3ft (0.9m) | 11s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 11 | 11 | 11 | 11 | 11 | 8 | 11 | 8 | 8 | 8 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 10 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 443 | 452 | 505 | 498 | 505 | 505 | 264 | 181 | 182 | 212 | 217 | 218 | 339 | 403 | 396 | 550 | 454 | 505 | 473 | 403 | 479 | 647 | 824 | 798 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | 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 | on | on | cross- on | cross- on | cross- on | on | on | cross- on |
High Tide / height (m) | 9:44AM 0.71 | 9:25PM 0.65 | 10:03AM 0.71 | 10:43PM 0.62 | 10:26AM 0.71 | |||||||||||||||||||
Low Tide / height (m) | 3:05AM 0.25 | 3:53PM 0.40 | 3:43AM 0.33 | 4:43PM 0.33 | 4:23AM 0.42 | 5:37PM 0.26 | ||||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | ||||||||||||||||||||||
| Sunrise | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:21 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - |
 | |  |  | | |  | | | |  | | | | | | | | | | | | |  | |
Rain (mm) | 4 | 4 | 1 | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 2 | 3 | 2 | 2 | 4 | 8 |
| Temp. °C | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 25 |
| Feels °C (?) | 29 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 28 | 29 | 30 | 29 | 29 | 29 | 27 | 27 | 27 | 26 | 26 | 23 | 23 |
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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 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.
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