Surf Forecasts:
How big are the waves at Tank Beach today (04 Aug):
- Morning surf: Morning surf (04 Aug, local time) - 7ft (2.2m), 13s period with NNE swell.
- Afternoon surf: Afternoon surf (04 Aug, local time) - 6.5ft (2.0m), 13s period with N swell.
- Evening surf: Evening surf (04 Aug, local time) - 6ft (1.8m), 12s period with N swell.
The current surf forecast for Tank Beach at 2AM is: 2.2m 13s primary swell from a North-northeast direction and 0.1m 14s secondary swell from a Southeast direction (forecast issued at 09:00pm August 03). An open ocean swell of 1.8m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Aug) | 7ft (2.2m) | 13s |
| Afternoon (04 Aug) | 6.5ft (2.0m) | 13s |
| Evening (04 Aug) | 6ft (1.8m) | 12s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 51mm), heaviest during Wed night. Warm (max 29°C on Mon night, min 29°C on Mon night). Mainly fresh winds. | ||||||||||||||||||
Mon 3 | Tuesday 4 | Wednesday 5 | ||||||||||||||||
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 14 | NNE 14 | NNE 13 | NNE 14 | NNE 13 | NNE 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 12 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 1922 | 1858 | 1599 | 1805 | 1849 | 1568 | 1468 | 1298 | 1145 | 871 | 762 | 771 | 913 | 1121 | 1193 | 1060 | 1086 | 1134 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | off | off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:04PM0.71m | 11:10AM0.57m | 11:24PM0.72m | 12:55PM0.56m | ||||||||||||||
Low Tide | 5:49AM0.39m | 4:52PM0.40m | 6:41AM0.31m | 5:32PM0.48m | ||||||||||||||
 |  |  | |  | | | | | | | | |  | | | | | |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 1 | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 1 | — | 1 | 1 | 3 | 2 |
Temp °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 30 | 29 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | NE 14 | NNE 14 | NNE 13 | NNE 14 | NNE 13 | NNE 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 12 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 13 |
| kJ | 1922 | 1858 | 1599 | 1805 | 1849 | 1568 | 1468 | 1298 | 1145 | 871 | 762 | 771 | 913 | 1121 | 1193 | 1060 | 1086 | 1134 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 9 | SE 14 | ENE 14 | ENE 14 | E 13 | NE 10 | NE 10 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 11 | ENE 11 | ENE 12 | ENE 12 | ENE 12 | ENE 11 |
| kJ | 8 | 8 | 8 | 36 | 36 | 56 | 27 | 26 | 66 | 66 | 95 | 93 | 46 | 85 | 90 | 121 | 119 | 111 |
Swell 3 Height (m) Direction Period (s) | ENE 14 | SE 14 | SE 14 | SE 14 | SSE 14 | ENE 10 | ENE 13 | ENE 13 | SSE 8 | SE 8 | SE 8 | SE 8 | SSE 9 | E 18 | SE 9 | ENE 18 | NE 18 | ENE 18 |
| kJ | 20 | 8 | 8 | 8 | 20 | 20 | 35 | 34 | 14 | 18 | 18 | 18 | 29 | 7 | 20 | 31 | 12 | 30 |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 292 | 327 | 356 | 373 | 373 | 373 | 364 | 393 | 481 | 507 | 547 | 541 | 541 | 574 | 554 | 621 | 603 | 603 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2059 | 2059 | 2059 | 2056 | 2059 | 2056 | 2063 | 2063 | 2059 | 2056 | 2056 | 2056 | 2056 | 2056 | 2059 | 2059 | 2059 | 2056 |
Best forecast wave conditions in Saipan | ||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||
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