Surf Forecasts:
How big are the waves at Tank Beach today (01 Aug):
- Morning surf: Morning surf (01 Aug, local time) - 5.5ft (1.7m), 16s period with E swell.
- Afternoon surf: Afternoon surf (01 Aug, local time) - 5ft (1.6m), 14s period with E swell.
- Evening surf: Evening surf (01 Aug, local time) - 5ft (1.6m), 14s period with E swell.
The current surf forecast for Tank Beach at 3AM is: 1.4m 14s primary swell from a East direction and 0.7m 18s secondary swell from a East direction (forecast issued at 03:00pm July 31). The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Aug) | 5.5ft (1.7m) | 16s |
| Afternoon (01 Aug) | 5ft (1.6m) | 14s |
| Evening (01 Aug) | 5ft (1.6m) | 14s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Sun morning. Warm (max 29°C on Fri afternoon, min 28°C on Sun morning). Winds increasing (light winds from the WNW on Fri afternoon, fresh winds from the W by Mon morning). | ||||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | ||||||||||||||||||
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) | E 14 | E 16 | E 15 | E 14 | E 14 | E 14 | E 16 | E 15 | E 15 | E 14 | ENE 14 | E 14 | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 |
Wave Graph  | ||||||||||||||||||||
 kJ | 91 | 243 | 440 | 496 | 813 | 813 | 1471 | 1386 | 1246 | 1077 | 1382 | 912 | 2107 | 1976 | 1898 | 1902 | 1966 | 2212 | 2090 | 2178 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-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 | 10:16PM0.70m | 7:39AM0.67m | 10:33PM0.70m | 8:38AM0.63m | ||||||||||||||||
Low Tide | 3:17AM0.56m | 3:10PM0.18m | 4:08AM0.52m | 3:43PM0.24m | ||||||||||||||||
 | |  | | |  | | | | | | | |  |  | | | | | | |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | 2 | 1 |
Temp °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 33 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 30 | 30 | 31 | 30 | 29 | 29 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | E 16 | E 15 | E 14 | E 14 | E 14 | E 16 | E 15 | E 15 | E 14 | ENE 14 | E 14 | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 |
| kJ | 51 | 243 | 440 | 496 | 813 | 813 | 1471 | 1386 | 1246 | 1077 | 1382 | 912 | 2107 | 1976 | 1898 | 1902 | 1966 | 2212 | 2090 | 2178 |
Swell 2 Height (m) Direction Period (s) | E 14 | ENE 8 | ENE 8 | ENE 10 | E 19 | E 18 | SW 7 | SW 7 | SW 7 | WSW 7 | WSW 7 | ENE 17 | WSW 7 | WSW 7 | N 9 | N 9 | N 8 | N 8 | N 8 | SSE 10 |
| kJ | 91 | 51 | 50 | 102 | 256 | 311 | 42 | 42 | 53 | 59 | 76 | 711 | 101 | 101 | 24 | 23 | 12 | 12 | 5 | 10 |
Swell 3 Height (m) Direction Period (s) | NNE 9 | E 13 | SW 7 | E 19 | SW 7 | WSW 7 | NNE 9 | NNE 9 | NNE 9 | ENE 17 | NNE 9 | WSW 7 | NNE 9 | N 9 | SE 9 | SSE 9 | SE 9 | N 8 | N 8 | NNE 8 |
| kJ | 28 | 121 | 23 | 192 | 24 | 35 | 29 | 29 | 28 | 404 | 27 | 78 | 26 | 24 | 21 | 8 | 13 | 12 | 5 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | W 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 104 | 117 | 169 | 196 | 232 | 265 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 237 | 0 | 237 | 237 | 242 | 237 | 237 | 237 | 237 | 237 | 2056 | 2056 | 2056 | 2063 | 2063 | 1491 | 2059 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||
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