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Surf Forecasts:
Tank Beach surfForecast / Saipan / Northern Mariana Islands
48hr Weather and Surf, issued 9 am Sunday 26 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)How big are the waves at Tank Beach today?
The current surf forecast for Tank Beach at 5PM is: 1.6m 6s primary swell from a East-northeast direction and 0.6m 12s secondary swell from a North-northeast direction, 0.4m 15s secondary swell from a North-northeast direction (forecast issued at 09:00am April 26). The wind direction is predicted to be onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Apr) | 2.5ft (0.8m) | 12s |
| Afternoon (26 Apr) | 5ft (1.5m) | 6s |
| Evening (26 Apr) | 3ft (0.9m) | 14s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Sun night. Warm (max 28°C on Mon afternoon, min 26°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 26 | Monday 27 | Tuesday 28 | Wed 29 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NNE 13 | NNE 12 | ENE 7 | ENE 6 | ENE 7 | NNE 14 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | NNE 16 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | |
186 | 169 | 166 | 182 | 232 | 289 | 335 | 414 | 385 | 395 | 385 | 387 | 424 | 435 | 454 | 540 | 607 | 567 | 581 | 540 | 553 | 555 | 630 | 691 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | cross-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 | cross-on | cross-on | |
High Tide | 4:22AM0.73m | 2:38PM0.59m | 4:47AM0.72m | 4:12PM0.59m | 5:08AM0.72m | 5:34PM0.60m | ||||||||||||||||||
Low Tide | 10:28AM0.50m | 9:34PM0.26m | 11:10AM0.43m | 10:25PM0.33m | 11:47AM0.36m | 11:13PM0.40m | ||||||||||||||||||
 | | | |  |  |  | |  | | | | | | | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 |
 | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | 6:32 |
— | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
24 | 25 | 24 | 25 | 25 | 24 | 24 | 25 | 27 | 27 | 27 | 29 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | |
Swell 1 Height (m) Direction Period (s) | NNE 13 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | ENE 8 | NNE 16 | NNE 13 | NNE 15 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 |
 kJ | 186 | 169 | 109 | 109 | 111 | 289 | 204 | 198 | 195 | 195 | 385 | 344 | 125 | 305 | 301 | 389 | 384 | 357 | 317 | 307 | 303 | 303 | 242 | 242 |
Swell 2 Height (m) Direction Period (s) | NNW 7 | NNE 16 | NNE 15 | NNE 15 | NNE 15 | NW 10 | NNE 18 | NNE 18 | NNE 17 | NNE 16 | NNE 13 | NW 8 | NNE 15 | NNW 9 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 |
| kJ | 5 | 26 | 87 | 43 | 72 | 4 | 32 | 30 | 55 | 53 | 192 | 3 | 128 | 8 | 35 | 33 | 32 | 28 | 3 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | NNE 16 | NNW 7 | NNW 7 | NW 7 | E 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NNE 16 | N 10 | NNW 11 | NNW 11 | S 13 | S 13 | S 13 | NW 8 | S 13 | NW 7 | — | S 12 | S 12 | S 12 |
| kJ | 26 | 5 | 5 | 2 | 2 | 4 | 4 | 3 | 3 | 3 | 103 | 2 | 13 | 12 | 3 | 3 | 3 | 3 | 3 | 2 | — | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 145 | 153 | 166 | 182 | 232 | 277 | 335 | 414 | 385 | 395 | — | 387 | 424 | 435 | 454 | 540 | 607 | 567 | 581 | 540 | 553 | 555 | 630 | 691 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1575 | 2056 | 1575 | 1575 | 2056 | 2056 | 2056 | 2056 | 2056 | 249 | 249 | 249 | 249 | 249 | 249 | 2056 | 2056 | 2056 | 2059 | 2059 | 2056 | 2056 | 1575 | 1575 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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