Surf Forecasts:
How big are the waves at Tank Beach today (06 Aug):
- Morning surf: Morning surf (06 Aug, local time) - 5.5ft (1.7m), 12s period with NNW swell.
- Afternoon surf: Afternoon surf (06 Aug, local time) - 5ft (1.6m), 12s period with NW swell.
- Evening surf: Evening surf (06 Aug, local time) - 6ft (1.9m), 12s period with NW swell.
The current surf forecast for Tank Beach at 3AM is: 1.8m 12s primary swell from a North-northwest direction and 0.8m 10s secondary swell from a East-northeast direction (forecast issued at 09:00pm August 05). An open ocean swell of 1.8m 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 (06 Aug) | 5.5ft (1.7m) | 12s |
| Afternoon (06 Aug) | 5ft (1.6m) | 12s |
| Evening (06 Aug) | 6ft (1.9m) | 12s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 58mm), heaviest during Thu night. Warm (max 29°C on Wed night, min 28°C on Thu night). Winds increasing (light winds from the W on Wed night, strong winds from the WSW by Sat afternoon). | ||||||||||||||||||
Wed 5 | Thursday 6 | Friday 7 | ||||||||||||||||
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) | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 876 | 934 | 919 | 984 | 893 | 782 | 706 | 747 | 880 | 1059 | 1395 | 1127 | 1021 | 882 | 761 | 624 | 574 | 546 |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 11:49PM0.72m | 3:02PM0.58m | 00:21AM0.73m | 5:00PM0.63m | ||||||||||||||
Low Tide | 5:32PM0.48m | 7:35AM0.23m | 6:22PM0.55m | 8:32AM0.16m | 7:35PM0.61m | |||||||||||||
 | |  | |  |  | | | | | | | | | | | | | |
 | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — | — |
mm | 3 | 5 | 6 | 2 | — | 1 | 1 | 2 | 5 | 10 | 7 | 4 | 5 | 1 | 1 | — | 1 | 1 |
Temp °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 30 | 30 | 31 | 29 | 29 | 30 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | NNW 12 | WSW 8 | WSW 8 | NNW 12 | NNW 12 | NNW 12 | NW 12 | NW 12 | W 8 | NW 12 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 |
| kJ | 876 | 486 | 486 | 984 | 893 | 782 | 706 | 747 | 438 | 1059 | 1395 | 1127 | 1021 | 882 | 761 | 624 | 574 | 546 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | NNW 12 | NNW 12 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | NW 12 | ENE 10 | W 8 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 119 | 934 | 919 | 138 | 133 | 130 | 130 | 130 | 880 | 154 | 382 | 151 | 154 | 190 | 194 | 212 | 194 | 194 |
Swell 3 Height (m) Direction Period (s) | SSE 8 | ENE 11 | ENE 11 | SE 10 | SE 10 | SE 10 | SSE 7 | SSE 9 | ENE 10 | S 8 | ENE 10 | SSE 9 | SSE 9 | SSE 9 | SE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 22 | 143 | 154 | 25 | 26 | 24 | 11 | 33 | 157 | 12 | 151 | 32 | 32 | 32 | 21 | 21 | 20 | 20 |
Wind waves Height (m) Direction Period (s) | WSW 8 | WSW 8 | — | WSW 8 | WSW 8 | W 8 | W 8 | W 8 | — | W 8 | — | W 9 | W 9 | W 9 | W 9 | W 10 | W 10 | W 10 |
| kJ | 424 | 181 | — | 459 | 459 | 512 | 505 | 542 | — | 459 | — | 651 | 678 | 788 | 865 | 978 | 1175 | 1152 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 242 | 1491 | 2056 | 2056 | 2056 | 2056 | 2063 | 2059 | 2059 | 242 | 242 | 242 | 242 | 2056 | 2059 | 2059 | 2059 | 2056 |
Best forecast wave conditions in Saipan | ||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||
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