Surf Forecasts:
How big are the waves at Tank Beach today (04 Aug):
- Morning surf: Morning surf (04 Aug, local time) - 7.5ft (2.3m), 13s period with NNE swell.
- Afternoon surf: Afternoon surf (04 Aug, local time) - 7ft (2.1m), 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 3PM is: 2.1m 13s primary swell from a North direction and 0.4m 10s secondary swell from a Northeast direction (forecast issued at 09:00am August 04). An open ocean swell of 1.6m 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) | 7.5ft (2.3m) | 13s |
| Afternoon (04 Aug) | 7ft (2.1m) | 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 71mm), heaviest during Wed afternoon. Warm (max 29°C on Tue morning, min 28°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | ||||||||||||||||||||
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) | NNE 13 | NNE 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NW 13 | NW 13 | NW 13 | NW 13 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 1849 | 1713 | 1468 | 1298 | 1142 | 980 | 846 | 759 | 884 | 794 | 807 | 737 | 838 | 1116 | 1207 | 1207 | 1162 | 1162 | 1230 | 1325 | 1498 | 1697 |
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 | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:10AM0.57m | 11:24PM0.72m | 12:55PM0.56m | 11:49PM0.72m | 3:02PM0.58m | |||||||||||||||||
Low Tide | 5:49AM0.39m | 4:52PM0.40m | 6:41AM0.31m | 5:32PM0.48m | 7:35AM0.23m | 6:22PM0.55m | ||||||||||||||||
 |  | | |  | |  | |  | | | |  | | | | | | | | | | |
 | 5:58 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 1 | — | 2 | 3 | 4 | 2 | — | — | — | 1 | 1 | 6 | 6 | 4 | 4 | 5 | 3 | 3 | 4 | 4 | 5 | 4 |
Temp °C | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 29 | 30 | 30 | 29 | 29 | 27 | 27 | 27 | 28 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | NNE 13 | NNE 13 | N 13 | N 13 | N 13 | N 12 | N 12 | N 12 | N 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NNW 13 | NW 13 | NW 13 | NW 13 | NW 13 |
| kJ | 1849 | 1713 | 1468 | 1298 | 1142 | 980 | 846 | 759 | 884 | 794 | 807 | 737 | 838 | 1116 | 1207 | 1207 | 1162 | 1162 | 1230 | 1325 | 1498 | 1697 |
Swell 2 Height (m) Direction Period (s) | ENE 14 | E 13 | ENE 10 | NE 10 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 11 | ENE 11 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | NE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 36 | 56 | 20 | 26 | 96 | 96 | 95 | 93 | 47 | 85 | 90 | 121 | 119 | 111 | 140 | 138 | 108 | 130 | 130 | 130 | 127 | 151 |
Swell 3 Height (m) Direction Period (s) | SSE 14 | ENE 10 | ENE 13 | SE 8 | SE 8 | SSE 8 | SE 9 | SE 8 | SE 9 | E 18 | NE 18 | ENE 18 | SSE 8 | ENE 18 | SE 10 | SE 10 | ENE 10 | SE 10 | SE 10 | S 7 | SSE 9 | ENE 16 |
| kJ | 20 | 20 | 35 | 18 | 18 | 28 | 19 | 18 | 19 | 7 | 12 | 31 | 24 | 30 | 17 | 17 | 34 | 16 | 16 | 15 | 26 | 51 |
Wind waves Height (m) Direction Period (s) | 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 | W 8 | W 8 | W 9 | W 9 | W 9 | W 9 | W 9 |
| kJ | 344 | 300 | 284 | 319 | 348 | 348 | 464 | 476 | 465 | 524 | 574 | 567 | 645 | 660 | 602 | 589 | 589 | 645 | 621 | 600 | 542 | 506 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 2063 | 2056 | 2063 | 2063 | 2059 | 2056 | 2056 | 1491 | 1491 | 2058 | 2063 | 2059 | 2059 | 2056 | 2056 | 2056 | 237 | 242 | 242 | 2059 | 242 | 242 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
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