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Surf Forecasts:
Tank Beach surfForecast / Saipan / Northern Mariana Islands
48hr Weather and Surf, issued 9 pm Friday 24 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
27.6° C
(Which is slightly cooler than normal)How big are the waves at Tank Beach today?
The current surf forecast for Tank Beach at 4AM is: 1.1m 14s primary swell from a North-northeast direction and 0.8m 9s secondary swell from a Northeast direction, 1.0m 6s secondary swell from a East direction (forecast issued at 09:00pm April 24). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 3.5ft (1.0m) | 14s |
| Afternoon (25 Apr) | 3ft (0.9m) | 13s |
| Evening (25 Apr) | 3ft (0.9m) | 13s |
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 4mm), mostly falling on Mon morning. Warm (max 27°C on Fri night, min 26°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Fri 24 | Saturday 25 | Sunday 26 | Monday 27 | |||||||||||||||||||||
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 | 7 AM | 10 AM | 1 PM | 4 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NNE 14 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NNE 16 | |
478 | 472 | 465 | 465 | 452 | 362 | 342 | 307 | 246 | 242 | 242 | 238 | 186 | 181 | 175 | 181 | 220 | 289 | 293 | 302 | 310 | 319 | 302 | 344 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 3:51AM0.73m | 12:54PM0.61m | 4:22AM0.73m | 2:38PM0.59m | 4:47AM0.72m | |||||||||||||||||||
Low Tide | 7:41PM0.13m | 9:37AM0.57m | 8:40PM0.19m | 10:28AM0.50m | 9:34PM0.26m | 11:10AM0.43m | ||||||||||||||||||
 | | | |  | | | | | | | |  | | | | |  | | | |  | | | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | |
Temp °C | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
28 | 27 | 27 | 28 | 26 | 27 | 26 | 26 | 26 | 26 | 24 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | ENE 8 |
 kJ | 478 | 472 | 465 | 465 | 452 | 362 | 342 | 307 | 246 | 242 | 242 | 238 | 186 | 169 | 109 | 111 | 111 | 289 | 204 | 198 | 195 | 195 | 192 | 310 |
Swell 2 Height (m) Direction Period (s) | NE 10 | SE 12 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NNW 8 | NNW 7 | NNE 16 | NNE 15 | NNE 15 | NNE 15 | NW 10 | NNE 8 | NNE 18 | NNE 17 | NNE 16 | NNE 16 | NNE 16 |
| kJ | 184 | 6 | 97 | 97 | 135 | 87 | 87 | 45 | 43 | 44 | 44 | 6 | 5 | 26 | 87 | 43 | 72 | 4 | 13 | 30 | 55 | 53 | 103 | 344 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | NW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | SE 12 | NNE 16 | NNW 7 | NE 9 | NE 9 | NW 10 | NW 10 | NNE 18 | NW 9 | ENE 9 | NNW 9 | NW 8 | NW 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 7 | 6 | 6 | 6 | 5 | 26 | 5 | 23 | 22 | 4 | 4 | 32 | 3 | 8 | 8 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | E 6 | ENE 9 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | — |
| kJ | 79 | 312 | 76 | 78 | 79 | 91 | 80 | 119 | 143 | 152 | 131 | 168 | 163 | 181 | 175 | 181 | 220 | 247 | 293 | 302 | 310 | 319 | 302 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1504 | 1575 | 1575 | 1575 | 1575 | 1575 | 2056 | 2056 | 2056 | 2056 | 249 | 249 | 249 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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