Surf Forecasts:
How big are the waves at Tank Beach today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 3.5ft (1.1m), 9s period with NE swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 4.5ft (1.4m), 9s period with NE swell.
- Evening surf: Evening surf (14 Sep, local time) - 5ft (1.5m), 9s period with NE swell.
The current surf forecast for Tank Beach at 3PM is: 1.4m 9s primary swell from a Northeast direction and 0.6m 11s secondary swell from a East direction (forecast issued at 09:00am September 14). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 3.5ft (1.1m) | 9s |
| Afternoon (14 Sep) | 4.5ft (1.4m) | 9s |
| Evening (14 Sep) | 5ft (1.5m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 30mm), heaviest during Mon night. Warm (max 29°C on Mon morning, min 27°C on Mon afternoon). Wind will be generally light. | ||||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | ENE 12 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | ENE 9 | ENE 8 | ENE 14 | ENE 8 | ENE 14 | ENE 14 | ENE 9 | ENE 9 | ENE 13 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 12 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 224 | 231 | 307 | 300 | 300 | 357 | 342 | 380 | 377 | 330 | 330 | 330 | 330 | 330 | 338 | 346 | 444 | 495 | 574 | 603 | 522 | 1412 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:53AM0.65m | 9:03PM0.69m | 11:05AM0.64m | 9:23PM0.68m | 12:24PM0.63m | 9:44PM0.66m | ||||||||||||||||
Low Tide | 3:23PM0.45m | 4:07AM0.24m | 4:03PM0.51m | 4:53AM0.21m | 4:46PM0.56m | |||||||||||||||||
 | | |  |  |  |  |  | | | | | | | | | | | |  | | | |
 | 6:05 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | 1 | 3 | 3 | — | — | — | — | 1 | 4 | 2 | 2 | 1 | 1 | 2 | 1 | 2 | 4 | 3 | 1 | — | — | — |
Temp °C | 29 | 29 | 28 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 29 |
Feels °C | 34 | 32 | 31 | 32 | 30 | 30 | 30 | 30 | 31 | 32 | 32 | 31 | 32 | 33 | 32 | 31 | 32 | 32 | 32 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | NE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 12 |
| kJ | 188 | 231 | 307 | 300 | 300 | 357 | 342 | 380 | 377 | 330 | 330 | 330 | 330 | 330 | 338 | 346 | 309 | 495 | 574 | 603 | 522 | 1412 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | ENE 11 | ENE 11 | E 11 | E 11 | E 11 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 14 | ENE 13 | ENE 14 | ENE 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | SW 8 |
| kJ | 224 | 209 | 135 | 94 | 94 | 94 | 229 | 229 | 178 | 229 | 261 | 131 | 297 | 297 | 293 | 273 | 444 | 298 | 265 | 154 | 373 | 42 |
Swell 3 Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 8 | SSE 8 | S 8 | S 8 | S 8 | S 8 | SW 8 | SSW 8 | SSE 8 |
| kJ | 26 | 26 | 26 | 37 | 37 | 37 | 37 | 36 | 36 | 36 | 38 | 54 | 53 | 66 | 53 | 50 | 50 | 34 | 34 | 33 | 51 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 227 | 2056 | 227 | 227 | 227 | 227 | 227 | 227 | 227 | 231 | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 0 | 242 | 237 | 242 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
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