Surf Forecasts:
How big are the waves at Tank Beach today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 5.5ft (1.7m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 5ft (1.6m), 8s period with ENE swell.
- Evening surf: Evening surf (15 Sep, local time) - 5ft (1.6m), 8s period with ENE swell.
The current surf forecast for Tank Beach at 4AM is: 1.6m 9s primary swell from a Northeast direction and 0.8m 13s secondary swell from a East-northeast direction (forecast issued at 09:00pm September 14). The wind direction is predicted to be onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 5.5ft (1.7m) | 8s |
| Afternoon (15 Sep) | 5ft (1.6m) | 8s |
| Evening (15 Sep) | 5ft (1.6m) | 8s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 30mm), heaviest during Tue night. Warm (max 29°C on Mon night, min 28°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||
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) | NE 9 | NE 9 | NE 9 | NE 9 | ENE 9 | NE 8 | ENE 8 | ENE 8 | ENE 14 | ENE 8 | ENE 9 | NE 9 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | NE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 300 | 357 | 370 | 371 | 402 | 354 | 360 | 360 | 330 | 368 | 411 | 516 | 750 | 766 | 674 | 591 | 591 | 575 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off |
High Tide | 9:03PM0.69m | 11:05AM0.64m | 9:23PM0.68m | 12:24PM0.63m | 9:44PM0.66m | |||||||||||||
Low Tide | 4:07AM0.24m | 4:03PM0.51m | 4:53AM0.21m | 4:46PM0.56m | ||||||||||||||
 |  |  | |  |  | | | | | | | | | | |  | | |
 | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | — | — | 1 | 2 | 1 | — | 1 | 1 | 2 | 5 | 2 | 5 | 3 | 2 | 2 | 1 | — | 1 |
Temp °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 31 | 30 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 31 | 30 | 32 | 32 | 33 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 9 | ENE 9 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | NE 9 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | NE 10 |
| kJ | 300 | 357 | 370 | 371 | 402 | 354 | 360 | 360 | 330 | 368 | 411 | 516 | 750 | 766 | 674 | 591 | 591 | 575 |
Swell 2 Height (m) Direction Period (s) | 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 | ENE 12 |
| kJ | 94 | 94 | 229 | 229 | 141 | 229 | 261 | 131 | 297 | 297 | 293 | 217 | 204 | 156 | 195 | 195 | 151 | 199 |
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 9 | SSE 9 | SSE 8 | S 9 | S 8 | S 8 | S 8 | SW 8 | SW 8 |
| kJ | 37 | 37 | 37 | 36 | 36 | 36 | 38 | 53 | 54 | 79 | 79 | 75 | 54 | 51 | 36 | 35 | 30 | 43 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2056 | 227 | 1491 | 227 | 227 | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 0 | 242 | 242 |
Best forecast wave conditions in Saipan | ||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||
Header Global | ||||||||||||||||||
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