Surf Forecasts:
How big are the waves at Tank Beach today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 3ft (0.9m), 11s period with ENE swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 2.5ft (0.8m), 11s period with ENE swell.
- Evening surf: Evening surf (29 Aug, local time) - 2.5ft (0.8m), 11s period with ENE swell.
The current surf forecast for Tank Beach at 6AM is: 0.9m 12s primary swell from a East-northeast direction (forecast issued at 09:00pm August 28). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 3ft (0.9m) | 11s |
| Afternoon (29 Aug) | 2.5ft (0.8m) | 11s |
| Evening (29 Aug) | 2.5ft (0.8m) | 11s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Sun morning. Warm (max 29°C on Fri night, min 27°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Fri 28 | Saturday 29 | Sunday 30 | ||||||||||||||||
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) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | NE 11 | NE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 260 | 251 | 247 | 243 | 239 | 200 | 157 | 154 | 151 | 149 | 146 | 115 | 115 | 97 | 94 | 90 | 88 | 67 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-off | cross | cross |
High Tide | 8:40PM0.69m | 7:05AM0.68m | 8:55PM0.69m | 8:06AM0.66m | 9:11PM0.69m | |||||||||||||
Low Tide | 2:00AM0.50m | 2:06PM0.23m | 2:43AM0.44m | 2:42PM0.29m | ||||||||||||||
 |  | |  |  | |  | | | | | | | | | | | | |
 | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | 1 | — | 1 | 3 | — | 1 | 1 | 6 | 3 | 3 | 4 |
Temp °C | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 27 | 27 | 28 | 28 |
Feels °C | 32 | 32 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 31 | 29 | 28 | 29 | 29 | 27 | 27 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | W 7 | WSW 8 | ENE 10 | WSW 8 | WNW 8 | W 8 | W 8 |
| kJ | 260 | 251 | 247 | 243 | 239 | 200 | 157 | 154 | 151 | 149 | 146 | 53 | 68 | 97 | 48 | 73 | 129 | 132 |
Swell 2 Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 8 | NE 11 | NE 11 | WSW 8 | ENE 10 | WSW 8 | ENE 10 | ENE 10 |
| kJ | 44 | 44 | 43 | 40 | 40 | 52 | 52 | 52 | 71 | 49 | 60 | 115 | 115 | 61 | 94 | 48 | 88 | 67 |
Swell 3 Height (m) Direction Period (s) | NW 9 | NW 9 | WNW 9 | WNW 9 | NW 9 | NW 9 | NW 9 | NW 9 | SE 10 | W 8 | SW 8 | SW 8 | WNW 9 | WNW 8 | WNW 8 | ENE 10 | SE 9 | WNW 10 |
| kJ | 42 | 41 | 32 | 32 | 21 | 22 | 21 | 21 | 25 | 34 | 20 | 28 | 42 | 51 | 53 | 90 | 30 | 34 |
Wind waves Height (m) Direction Period (s) | W 3 | WNW 3 | — | — | — | — | — | — | — | — | — | N 2 | N 3 | — | — | — | NW 3 | WNW 4 |
| kJ | 1 | 2 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 2 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 237 | 237 | 237 | 237 | 2056 | 2056 | 2056 | 2056 | 2056 | 2056 | 2056 | 2056 | 237 | 237 | 2067 | 2067 | 237 | 237 |
Best forecast wave conditions in Saipan | ||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||
Header Global | ||||||||||||||||||
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