Surf Forecasts:
How big are the waves at Tank Beach today (10 Aug):
- Afternoon surf: Afternoon surf (10 Aug, local time) - 2ft (0.6m), 11s period with NE swell.
- Evening surf: Evening surf (10 Aug, local time) - 2ft (0.6m), 10s period with NE swell.
The current surf forecast for Tank Beach at 7PM is: 0.6m 10s primary swell from a Northeast direction (forecast issued at 03:00pm August 10). An open ocean swell of 1.7m 12s is not directed at the surf break, a second open ocean swell of 2.2m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | - | - |
| Afternoon (10 Aug) | 2ft (0.6m) | 11s |
| Evening (10 Aug) | 2ft (0.6m) | 10s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Tue night. Warm (max 29°C on Mon afternoon, min 27°C on Tue morning). Mainly strong winds. | ||||||||||||||||||||
Mon 10 | Tuesday 11 | Wednesday 12 | ||||||||||||||||||
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) | NE 11 | NE 10 | NE 10 | NE 10 | NW 12 | NW 12 | NW 12 | NE 10 | NNE 10 | NE 10 | NNE 9 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 92 | 89 | 67 | 64 | 850 | 700 | 822 | 61 | 36 | 44 | 49 | 58 | 56 | 55 | 52 | 36 | 36 | 35 | 35 | 35 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off |
High Tide | 7:42PM0.73m | 3:59AM0.77m | 8:16PM0.74m | 5:04AM0.77m | 8:46PM0.74m | |||||||||||||||
Low Tide | 11:35PM0.66m | 12:13PM-0.02m | 00:34AM0.64m | 1:03PM0.00m | ||||||||||||||||
 |  |  | | |  | | | | | | |  | |  |  | | |  | | |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:42 | — | — |
mm | 1 | — | 2 | 1 | 1 | — | 2 | 6 | 5 | 4 | 2 | 1 | 7 | 1 | — | — | — | — | — | — |
Temp °C | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 |
Feels °C | 26 | 29 | 27 | 27 | 28 | 28 | 28 | 25 | 27 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 11 | WNW 12 | WNW 13 | NW 12 | NW 12 | NW 12 | WNW 12 | NNE 10 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NNE 9 | SE 10 | SE 10 | WNW 11 | WNW 11 |
| kJ | 384 | 724 | 808 | 876 | 850 | 700 | 822 | 850 | 36 | 385 | 341 | 446 | 368 | 521 | 306 | 29 | 36 | 35 | 3097 | 2785 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | SE 11 | NE 10 | NNE 9 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | SE 10 | NNE 9 | NNE 9 | SE 10 | SE 10 |
| kJ | 92 | 89 | 67 | 64 | 64 | 61 | 61 | 61 | 31 | 44 | 49 | 58 | 56 | 55 | 52 | 36 | 28 | 16 | 35 | 35 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SSE 9 | SE 9 | SE 10 | SE 12 | SE 11 | SE 11 | SE 11 | ENE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | ENE 10 | ENE 9 | ENE 9 | NNE 9 | ENE 11 |
| kJ | 13 | 8 | 13 | 15 | 21 | 20 | 19 | 19 | 26 | 30 | 30 | 40 | 40 | 38 | 37 | 9 | 9 | 17 | 16 | 11 |
Wind waves Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 9 | W 10 | WSW 10 | WSW 10 | W 11 | W 8 | W 9 | W 8 | W 9 | WSW 8 | WSW 8 | W 9 | W 10 | WNW 11 | — | — |
| kJ | 1063 | 838 | 913 | 821 | 656 | 761 | 696 | 657 | 1870 | 706 | 685 | 454 | 613 | 452 | 655 | 1164 | 1767 | 2911 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 2056 | 2056 | 2059 | 2059 | 2059 | 2056 | 2056 | 2056 | 1491 | 2056 | 2060 | 2060 | 2060 | 2056 | 2056 | 2056 | 2056 | 2056 | 2058 | 2059 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||
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