Surf Forecasts:
How big are the waves at Tank Beach today (28 Aug):
- Morning surf: Morning surf (28 Aug, local time) - 2.5ft (0.8m), 12s period with ENE swell.
- Afternoon surf: Afternoon surf (28 Aug, local time) - 3ft (0.9m), 12s period with ENE swell.
- Evening surf: Evening surf (28 Aug, local time) - 3ft (0.9m), 12s period with ENE swell.
The current surf forecast for Tank Beach at 6PM is: 0.9m 12s primary swell from a East-northeast direction (forecast issued at 09:00am August 28). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Aug) | 2.5ft (0.8m) | 12s |
| Afternoon (28 Aug) | 3ft (0.9m) | 12s |
| Evening (28 Aug) | 3ft (0.9m) | 12s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 26mm), heaviest during Sat morning. Warm (max 29°C on Fri afternoon, min 26°C on Sun morning). Winds decreasing (fresh winds from the WNW on Sun morning, light winds from the NW by Sun night). | ||||||||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||||||||
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) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | 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 | 199 | 196 | 193 | 292 | 260 | 226 | 222 | 218 | 215 | 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 | glassy | off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 6:08AM0.69m | 8:40PM0.69m | 7:05AM0.68m | 8:55PM0.69m | 8:06AM0.66m | 9:11PM0.69m | ||||||||||||||||
Low Tide | 1:30PM0.17m | 2:00AM0.50m | 2:06PM0.23m | 2:43AM0.44m | 2:42PM0.29m | |||||||||||||||||
 | | | |  | |  | | | |  | |  | | | | | | | | | | |
 | 6:03 | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | 1 | 1 | 2 | 1 | — | — | — | — | 3 | 4 | — | 1 | 3 | 1 | 1 | 2 | — | 2 | — | — | — | 3 |
Temp °C | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 27 | 26 | 26 | 27 | 27 |
Feels °C | 33 | 32 | 31 | 30 | 31 | 31 | 32 | 32 | 31 | 31 | 30 | 29 | 29 | 28 | 29 | 29 | 29 | 27 | 26 | 27 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | WSW 7 | ENE 11 | ENE 11 | NE 11 | W 7 | WSW 8 | W 8 | W 8 | WNW 10 | W 8 |
| kJ | 199 | 196 | 193 | 292 | 260 | 226 | 222 | 218 | 215 | 200 | 157 | 154 | 71 | 149 | 146 | 115 | 64 | 68 | 132 | 171 | 173 | 133 |
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 | WSW 7 | WSW 7 | ENE 11 | WSW 7 | W 8 | WSW 8 | NE 11 | ENE 10 | ENE 10 | ENE 10 | WSW 8 | WNW 10 |
| kJ | 44 | 44 | 44 | 46 | 44 | 43 | 43 | 43 | 51 | 49 | 51 | 52 | 151 | 42 | 42 | 45 | 115 | 97 | 94 | 90 | 96 | 132 |
Swell 3 Height (m) Direction Period (s) | WNW 10 | WNW 9 | WNW 9 | NW 9 | NW 9 | NW 9 | WNW 9 | WNW 9 | NW 9 | NW 9 | NW 9 | NW 9 | SE 10 | W 8 | SW 7 | W 7 | WNW 8 | W 8 | SE 9 | SE 9 | ENE 10 | ENE 10 |
| kJ | 61 | 59 | 58 | 43 | 42 | 41 | 32 | 32 | 21 | 23 | 21 | 21 | 25 | 32 | 26 | 38 | 55 | 50 | 13 | 13 | 88 | 67 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 2 | WNW 4 | — | — | — | — | NW 2 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 11 | — | — | — | — | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 237 | 237 | 2056 | 237 | 237 | 2056 | 237 | 2056 | 2056 | 2056 | 2056 | 2056 | 2056 | 2056 | 2056 | 237 | 2056 | 237 | 0 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
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