Surf Forecasts:
How big are the waves at Tank Beach today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 2ft (0.6m), 11s period with SE swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 1.5ft (0.5m), 11s period with SE swell.
- Evening surf: Evening surf (14 Aug, local time) - 1.5ft (0.5m), 10s period with SE swell.
The current surf forecast for Tank Beach at 7AM is: 0.6m 11s primary swell from a Southeast direction and 0.4m 11s secondary swell from a Northeast direction (forecast issued at 03:00am August 14). An open ocean swell of 2.0m 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 (14 Aug) | 2ft (0.6m) | 11s |
| Afternoon (14 Aug) | 1.5ft (0.5m) | 11s |
| Evening (14 Aug) | 1.5ft (0.5m) | 10s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 18mm), heaviest on Sat morning. Warm (max 29°C on Fri afternoon, min 27°C on Sun morning). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | ||||||||||||||||||||||
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 | 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 10 | SE 10 | NE 12 | NE 11 | NE 11 | NE 11 | SE 10 | NE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | NNE 12 | NNE 12 | NNE 11 | NNE 10 | NNE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 72 | 72 | 72 | 56 | 55 | 55 | 54 | 53 | 47 | 43 | 42 | 41 | 36 | 36 | 27 | 27 | 31 | 25 | 25 | 28 | 26 | 48 | 43 | 38 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | 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 | off | off | off | off |
High Tide | 7:14AM0.73m | 9:37PM0.73m | 8:20AM0.69m | 10:00PM0.72m | 9:31AM0.64m | |||||||||||||||||||
Low Tide | 2:21AM0.54m | 2:32PM0.13m | 3:14AM0.48m | 3:13PM0.22m | 4:07AM0.42m | 3:50PM0.32m | ||||||||||||||||||
 | |  |  | | | |  | |  |  | | | | | | | | | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 3 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 2 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 28 | 28 | 28 | 28 |
Feels °C | 29 | 28 | 27 | 27 | 28 | 30 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 30 | 29 | 29 | 28 | 29 | 28 | 28 | 28 | 28 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | SE 11 | SE 11 | SE 11 | SE 11 | W 10 | W 10 | SE 10 | SE 10 | W 9 | SE 10 | SE 10 | NE 10 | W 9 | W 9 | NE 9 | SE 10 | W 8 | SE 10 | NNE 12 | NNE 11 | NNE 10 | W 8 |
| kJ | 878 | 783 | 72 | 56 | 55 | 55 | 878 | 861 | 37 | 37 | 588 | 37 | 36 | 35 | 661 | 635 | 31 | 25 | 454 | 15 | 26 | 48 | 43 | 553 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | NE 11 | NE 11 | NE 10 | N 11 | SE 10 | SE 10 | NE 12 | NE 11 | SE 10 | NE 11 | NE 10 | SE 10 | SE 10 | SE 10 | SE 10 | NE 10 | SE 10 | NNE 12 | SE 10 | SE 10 | SE 10 | NNE 10 |
| kJ | 72 | 72 | 31 | 43 | 37 | 36 | 54 | 53 | 47 | 43 | 37 | 41 | 25 | 36 | 26 | 25 | 25 | 15 | 25 | 28 | 15 | 15 | 15 | 38 |
Swell 3 Height (m) Direction Period (s) | NE 12 | NE 11 | N 10 | N 12 | N 11 | NE 10 | NE 12 | NE 12 | N 10 | N 10 | NE 11 | N 9 | N 9 | N 9 | NE 10 | NE 10 | N 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | SE 10 |
| kJ | 23 | 20 | 8 | 24 | 37 | 25 | 49 | 49 | 17 | 17 | 42 | 7 | 6 | 6 | 27 | 27 | 1 | 16 | 16 | 14 | 14 | 13 | 13 | 15 |
Wind waves Height (m) Direction Period (s) | — | — | W 10 | W 10 | W 10 | W 10 | — | — | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | — | W 9 | W 9 | W 9 | — | W 8 | W 8 | W 8 | W 8 | — |
| kJ | — | — | 755 | 830 | 830 | 865 | — | — | 752 | 664 | 281 | 567 | 613 | 635 | — | 275 | 562 | 529 | — | 450 | 450 | 511 | 553 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 242 | 242 | 242 | 2102 | 2216 | 237 | 242 | 242 | 237 | 242 | 0 | 2214 | 242 | 242 | 1491 | 2213 | 2214 | 2214 | 0 | 2225 | 2213 | 0 | 0 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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