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 ENE swell.
The current surf forecast for Tank Beach at 12PM is: 1.7m 15s primary swell from a East direction (forecast issued at 09:00am August 01). An open ocean swell of 0.8m 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 (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 ForecastHeavy rain (total 31mm), heaviest during Sun night. Warm (max 30°C on Sat afternoon, min 29°C on Sat morning). Winds increasing (light winds from the WNW on Sat morning, strong winds from the WSW by Mon night). | ||||||||||||||||||||||
Saturday 1 | Sunday 2 | Monday 3 | ||||||||||||||||||||
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) | E 16 | E 15 | E 15 | E 14 | ENE 14 | E 14 | ENE 16 | ENE 15 | ENE 15 | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | NE 15 | NE 15 | NE 15 | NE 14 | NE 14 | NNE 14 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 1471 | 1386 | 1246 | 1077 | 1382 | 912 | 2107 | 1925 | 2049 | 2308 | 2169 | 2212 | 2261 | 2349 | 2274 | 2140 | 2517 | 2525 | 2416 | 2263 | 2296 | 2243 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:39AM0.67m | 10:33PM0.70m | 8:38AM0.63m | 10:48PM0.71m | 9:47AM0.60m | |||||||||||||||||
Low Tide | 3:10PM0.18m | 4:08AM0.52m | 3:43PM0.24m | 4:58AM0.46m | 4:16PM0.32m | |||||||||||||||||
 |  | | |  | |  | | | | | | | | | |  | | | | |  | |
 | 5:58 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 1 | — | 1 | 1 | — | — | 1 | 4 | 2 | 1 | 1 | 2 | 2 | 4 | 5 | 1 | — | 1 | 2 | 1 | 1 | — |
Temp °C | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 31 | 31 | 31 | 32 | 32 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | E 16 | E 15 | E 15 | E 14 | ENE 14 | E 14 | ENE 16 | ENE 15 | ENE 15 | ENE 16 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | NE 15 | NE 15 | NE 15 | NE 14 | NE 14 | NNE 14 |
| kJ | 1471 | 1386 | 1246 | 1077 | 1382 | 912 | 2107 | 1925 | 2049 | 2308 | 2169 | 2212 | 2261 | 2349 | 2274 | 2140 | 2517 | 2525 | 2416 | 2263 | 2296 | 2243 |
Swell 2 Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | ENE 17 | N 9 | N 9 | N 9 | N 9 | NNE 8 | N 8 | N 8 | SSE 10 | SSE 10 | NE 20 | SSE 10 | SSE 9 | SE 9 | SE 9 | ESE 14 | E 14 |
| kJ | 46 | 46 | 59 | 59 | 76 | 719 | 38 | 24 | 24 | 23 | 13 | 5 | 5 | 10 | 10 | 392 | 9 | 8 | 13 | 13 | 40 | 35 |
Swell 3 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NNE 9 | ENE 17 | NNE 9 | N 9 | SE 9 | SE 9 | SE 9 | SSE 9 | SSE 9 | — | NNE 8 | N 8 | N 8 | SE 10 | SE 16 | — | E 14 | E 14 | SE 9 | SSE 9 |
| kJ | 29 | 29 | 28 | 404 | 27 | 25 | 22 | 22 | 21 | 8 | 8 | — | 6 | 5 | 5 | 15 | 10 | — | 16 | 16 | 13 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | W 8 | W 8 | W 7 | W 7 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | W 7 | W 7 | WSW 7 |
| kJ | — | — | — | — | — | 76 | 94 | 91 | 91 | 114 | 160 | 221 | 217 | 276 | 279 | 345 | 355 | 395 | 414 | 400 | 439 | 461 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 237 | 237 | 237 | 2063 | 237 | 237 | 2056 | 2056 | 2056 | 2056 | 2063 | 2063 | 2063 | 2059 | 2056 | 2059 | 2056 | 2056 | 2056 | 2059 | 1491 | 2075 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
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