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Surf Forecasts:
Tank Beach surfForecast / Saipan / Northern Mariana Islands
48hr Weather and Surf, issued 9 am Saturday 23 May 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
28.6° C
(Which is normal for this time of year)How big are the waves at Tank Beach today?
The current surf forecast for Tank Beach at 4PM is: 1.6m 9s primary swell from a East direction and 0.3m 9s secondary swell from a North-northeast direction (forecast issued at 09:00am May 23). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 5ft (1.6m) | 9s |
| Afternoon (23 May) | 5ft (1.6m) | 9s |
| Evening (23 May) | 5ft (1.6m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Sat night. Warm (max 28°C on Sat morning, min 27°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 1 AM | 4 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 8 | E 9 | E 9 | E 9 | E 7 | E 7 | E 7 | E 9 | E 9 | E 9 | E 9 | |
404 | 404 | 404 | 404 | 351 | 399 | 390 | 343 | 335 | 334 | 342 | 298 | 298 | 184 | 286 | 282 | 349 | 173 | 145 | 184 | 292 | 251 | 251 | 251 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:25AM0.60m | 2:47AM0.75m | 1:12PM0.56m | 3:13AM0.74m | 3:05PM0.54m | 3:35AM0.73m | ||||||||||||||||||
Low Tide | 8:17AM0.56m | 7:04PM0.19m | 9:17AM0.49m | 7:54PM0.29m | 10:05AM0.41m | 8:43PM0.38m | ||||||||||||||||||
 | |  |  |  | |  | | | | | | | | | | | | | | | | | | |
 | 5:46 | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 |
 | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:40 | — | — | — | 6:40 |
1 | 2 | — | — | — | — | 1 | 3 | — | — | 1 | 1 | — | — | 1 | 1 | 1 | — | 3 | 1 | — | — | — | — | |
Temp °C | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 |
27 | 27 | 29 | 29 | 30 | 28 | 28 | 28 | 28 | 28 | 30 | 28 | 29 | 28 | 27 | 27 | 27 | 29 | 28 | 30 | 30 | 29 | 28 | 28 | |
Swell 1 Height (m) Direction Period (s) | NE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | SE 10 | SE 7 | ENE 8 | NNE 7 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 |
 kJ | 21 | 16 | 16 | 16 | 15 | 15 | 14 | 13 | 6 | 6 | 6 | 6 | 6 | 115 | 9 | 54 | 5 | 39 | 38 | 25 | 292 | 251 | 251 | 251 |
Swell 2 Height (m) Direction Period (s) | S 10 | — | E 16 | — | E 16 | E 16 | E 16 | E 16 | E 16 | SE 15 | SE 15 | SE 15 | NE 10 | NNE 7 | SSE 10 | SE 7 | NNE 11 | NNE 10 | N 12 | N 12 | N 11 | N 11 | N 11 | N 11 |
| kJ | 2 | — | 5 | — | 5 | 5 | 5 | 5 | 5 | 9 | 9 | 9 | 4 | 5 | 9 | 8 | 11 | 10 | 12 | 25 | 64 | 85 | 114 | 143 |
Swell 3 Height (m) Direction Period (s) | — | — | — | E 16 | E 16 | E 16 | E 16 | E 16 | SE 11 | N 12 | N 12 | NE 10 | SE 15 | NE 10 | NNE 7 | NNE 7 | SE 15 | SE 14 | NNE 10 | NNE 10 | SE 14 | SE 14 | SSE 6 | SSE 6 |
| kJ | — | — | — | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 4 | 9 | 4 | 5 | 5 | 8 | 8 | 10 | 10 | 8 | 8 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 8 | E 9 | E 9 | E 9 | E 7 | E 7 | E 7 | SSE 6 | SSE 6 | — | — |
| kJ | 404 | 404 | 404 | 404 | 351 | 399 | 390 | 343 | 335 | 334 | 342 | 298 | 298 | 184 | 286 | 282 | 349 | 173 | 145 | 184 | 30 | 15 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 227 | 2056 | 2061 | 2061 | 2063 | 2061 | 2056 | 2056 | 2056 | 2056 | 2063 | 2063 | 2063 | 2056 | 1575 | 2056 | 2056 | 1491 | 1491 | 1491 | 1491 | 227 | 2056 | 252 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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