Surf Forecasts:
How big are the waves at Tank Beach today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 1.5ft (0.5m), 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 6PM is: 0.5m 10s primary swell from a Southeast direction (forecast issued at 09:00am August 14). An open ocean swell of 2.1m 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) | 1.5ft (0.5m) | 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 ForecastHeavy rain (total 25mm), heaviest during Sat morning. Warm (max 29°C on Fri afternoon, min 27°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | ||||||||||||||||||||
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 10 | SE 10 | NE 12 | NE 11 | NE 11 | NE 11 | SE 10 | NE 10 | NE 10 | SE 10 | SE 10 | SE 10 | SE 10 | NNE 12 | NNE 12 | NNE 11 | NNE 11 | NNE 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 72 | 56 | 55 | 55 | 54 | 53 | 47 | 43 | 42 | 41 | 37 | 36 | 34 | 26 | 27 | 25 | 25 | 28 | 26 | 49 | 44 | 39 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | 2:32PM0.13m | 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 | — | — | — | — | — | — | — | 2 | 1 | — | 3 | 3 | 3 | 2 | — | 3 | 3 | 2 | 1 | — | — | — |
Temp °C | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 28 | 27 | 28 | 30 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 28 | 28 | 29 | 29 | 28 | 28 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | W 10 | SE 11 | SE 11 | SE 11 | W 10 | W 10 | SE 10 | SE 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | SE 10 | NE 9 | SE 10 | SE 10 | NNE 12 | W 8 | W 8 | W 8 |
| kJ | 755 | 56 | 55 | 55 | 878 | 861 | 37 | 37 | 588 | 601 | 601 | 588 | 562 | 537 | 25 | 22 | 25 | 15 | 26 | 567 | 511 | 553 |
Swell 2 Height (m) Direction Period (s) | SE 11 | NE 11 | NE 10 | N 11 | SE 10 | SE 10 | NE 12 | NE 11 | SE 10 | SE 10 | SE 10 | NE 10 | NE 10 | SE 10 | NE 10 | SE 10 | ENE 9 | NNE 12 | SE 10 | NNE 11 | NNE 11 | NNE 10 |
| kJ | 72 | 43 | 37 | 36 | 54 | 53 | 47 | 43 | 37 | 37 | 36 | 35 | 34 | 25 | 27 | 25 | 16 | 28 | 15 | 49 | 44 | 39 |
Swell 3 Height (m) Direction Period (s) | NE 11 | N 12 | N 11 | NE 10 | NE 10 | NE 12 | N 10 | N 10 | NE 11 | NE 11 | NE 10 | SE 10 | SE 10 | NE 10 | ENE 9 | NNE 12 | NE 10 | E 9 | E 9 | SE 10 | SE 10 | SE 10 |
| kJ | 31 | 24 | 37 | 25 | 37 | 49 | 17 | 17 | 42 | 41 | 37 | 36 | 26 | 26 | 16 | 14 | 15 | 14 | 14 | 15 | 15 | 15 |
Wind waves Height (m) Direction Period (s) | SW 4 | W 10 | W 10 | W 10 | — | — | W 10 | W 9 | — | SW 4 | SW 4 | — | — | — | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | — | — |
| kJ | 12 | 830 | 830 | 947 | — | — | 752 | 675 | — | 6 | 9 | — | — | — | 568 | 553 | 542 | 597 | 610 | 286 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 242 | 242 | 2102 | 1491 | 242 | 242 | 242 | 242 | 242 | 4 | 0 | 0 | 0 | 0 | 2213 | 2214 | 2214 | 2220 | 2219 | 242 | 0 | 0 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
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