Surf Forecasts:
How big are the waves at Tank Beach today (13 Aug):
- Afternoon surf: Afternoon surf (13 Aug, local time) - 2ft (0.6m), 11s period with SE swell.
- Evening surf: Evening surf (13 Aug, local time) - 2ft (0.6m), 11s period with SE swell.
The current surf forecast for Tank Beach at 7PM is: 0.6m 11s primary swell from a Southeast direction (forecast issued at 03:00pm August 13). An open ocean swell of 2.4m 10s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | - | - |
| Afternoon (13 Aug) | 2ft (0.6m) | 11s |
| Evening (13 Aug) | 2ft (0.6m) | 11s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sat afternoon. Warm (max 29°C on Thu afternoon, min 27°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | ||||||||||||||||||
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) | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | NE 12 | NE 11 | NE 11 | NE 11 | SE 10 | NE 10 | NE 10 | NE 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 71 | 71 | 71 | 72 | 72 | 72 | 72 | 72 | 55 | 55 | 54 | 53 | 47 | 43 | 42 | 40 | 36 | 27 | 34 | 27 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off |
High Tide | 9:12PM0.73m | 7:14AM0.73m | 9:37PM0.73m | 8:20AM0.69m | 10:00PM0.72m | |||||||||||||||
Low Tide | 2:21AM0.54m | 2:32PM0.13m | 3:14AM0.48m | 3:13PM0.22m | ||||||||||||||||
 |  |  |  |  | | | | | | |  | | | | | | | | | |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | 6:40 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:39 | — | — |
mm | — | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 2 | — |
Temp °C | 28 | 29 | 29 | 28 | 28 | 28 | 29 | 28 | 29 | 29 | 28 | 29 | 28 | 29 | 28 | 29 | 29 | 29 | 28 | 28 |
Feels °C | 30 | 31 | 32 | 29 | 28 | 28 | 29 | 28 | 30 | 30 | 29 | 30 | 28 | 30 | 28 | 30 | 30 | 30 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 10 | WNW 10 | W 10 | W 10 | W 10 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | NE 11 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | W 9 |
| kJ | 1605 | 1348 | 1175 | 1018 | 878 | 847 | 755 | 72 | 55 | 55 | 54 | 53 | 37 | 37 | 42 | 901 | 1249 | 999 | 880 | 721 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | NE 11 | NE 10 | N 11 | NE 12 | NE 12 | NE 12 | NE 11 | SE 10 | NE 11 | SE 10 | NE 10 | NE 10 | NE 10 |
| kJ | 71 | 71 | 71 | 72 | 72 | 72 | 72 | 43 | 37 | 36 | 49 | 49 | 47 | 43 | 37 | 40 | 36 | 27 | 34 | 27 |
Swell 3 Height (m) Direction Period (s) | NE 9 | NE 9 | E 11 | E 11 | NE 12 | NE 11 | NE 11 | N 12 | N 11 | NE 10 | N 10 | N 10 | N 10 | N 10 | N 10 | SE 10 | NE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 13 | 13 | 9 | 9 | 23 | 20 | 31 | 24 | 37 | 16 | 34 | 18 | 17 | 17 | 7 | 37 | 27 | 26 | 26 | 25 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SW 4 | SW 4 | SW 4 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | WNW 9 | — | — | — | SW 4 |
| kJ | — | — | — | — | 12 | 16 | 17 | 755 | 830 | 865 | 961 | 942 | 904 | 848 | 830 | 355 | — | — | — | 15 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 242 | 0 | 0 | 2075 | 242 | 242 | 242 | 242 | 242 | 242 | 242 | 242 | 237 | 242 | 0 | 0 | 0 | 0 | 242 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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