Surf Forecasts:
How big are the waves at Tank Beach today (13 Jul):
- Morning surf: Morning surf (13 Jul, local time) - 3.5ft (1.0m), 8s period with E swell.
- Afternoon surf: Afternoon surf (13 Jul, local time) - 3.5ft (1.0m), 8s period with E swell.
- Evening surf: Evening surf (13 Jul, local time) - 3ft (0.9m), 9s period with ESE swell.
The current surf forecast for Tank Beach at 8AM is: 1.0m 8s primary swell from a East direction and 0.4m 9s secondary swell from a East-northeast direction (forecast issued at 03:00am July 13). An open ocean swell of 1.5m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jul) | 3.5ft (1.0m) | 8s |
| Afternoon (13 Jul) | 3.5ft (1.0m) | 8s |
| Evening (13 Jul) | 3ft (0.9m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 46mm), heaviest during Wed night. Warm (max 28°C on Mon morning, min 27°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | ||||||||||||||||||||||
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 | 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 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | ESE 9 | ESE 6 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | E 10 | SE 8 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 140 | 130 | 136 | 140 | 140 | 144 | 109 | 156 | 68 | 80 | 75 | 88 | 90 | 99 | 29 | 84 | 47 | 46 | 45 | 45 | 45 | 44 | 44 | 45 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross | cross | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off |
High Tide | 4:04AM0.79m | 8:51PM0.76m | 5:00AM0.79m | 9:33PM0.77m | 5:59AM0.79m | |||||||||||||||||||
Low Tide | 11:39PM0.68m | 12:28PM-0.06m | 00:44AM0.69m | 1:19PM-0.08m | 1:44AM0.68m | 2:09PM-0.05m | ||||||||||||||||||
 | |  | | |  | | | | |  | | | | |  | | | | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | 1 | 1 | — | — | — | — | 1 | 4 | 3 | 4 | 1 | 2 | 1 | 3 | 2 | — | 1 | 3 | 2 | 2 | 2 | 2 | 2 | 3 |
Temp °C | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 |
Feels °C | 31 | 28 | 28 | 30 | 29 | 30 | 30 | 28 | 28 | 28 | 28 | 27 | 29 | 29 | 27 | 28 | 29 | 29 | 28 | 29 | 27 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | W 12 | WNW 12 | WNW 12 | WNW 12 | W 12 | W 11 | W 11 | WNW 11 | WNW 12 | SE 8 | S 8 | SE 8 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | E 10 | E 10 | E 10 |
| kJ | 848 | 848 | 747 | 643 | 513 | 373 | 361 | 298 | 324 | 307 | 247 | 202 | 220 | 99 | 160 | 84 | 121 | 119 | 80 | 77 | 56 | 44 | 44 | 45 |
Swell 2 Height (m) Direction Period (s) | E 8 | ENE 9 | ENE 9 | ENE 9 | NE 9 | E 8 | ESE 8 | ENE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | WNW 12 | WNW 11 | WNW 11 | SE 8 | SE 8 | SSE 7 | SE 7 | SE 7 | SSE 7 | SSE 7 | SSE 8 |
| kJ | 140 | 33 | 32 | 33 | 22 | 144 | 109 | 31 | 25 | 80 | 75 | 88 | 90 | 186 | 173 | 158 | 59 | 46 | 37 | 26 | 27 | 21 | 20 | 24 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | SE 9 | SE 9 | SE 9 | SE 9 | WSW 9 | ENE 9 | WSW 10 | ENE 9 | E 8 | E 9 | E 9 | E 8 | E 8 | E 10 | E 8 | E 10 | E 10 | E 10 | E 10 | E 10 | NE 8 | WNW 9 | WNW 9 |
| kJ | 33 | 12 | 12 | 12 | 12 | 29 | 33 | 37 | 29 | 68 | 52 | 52 | 21 | 22 | 29 | 37 | 47 | 45 | 45 | 45 | 45 | 15 | 29 | 16 |
Wind waves Height (m) Direction Period (s) | — | E 8 | E 8 | E 8 | E 8 | — | — | ESE 9 | ESE 6 | S 4 | SSW 4 | SW 4 | SW 4 | SW 4 | SSW 7 | SW 8 | SW 7 | SW 7 | WSW 7 | WSW 9 | SW 9 | WSW 9 | WSW 9 | WSW 8 |
| kJ | — | 130 | 136 | 140 | 140 | — | — | 156 | 68 | 6 | 11 | 23 | 34 | 44 | 124 | 82 | 104 | 122 | 138 | 258 | 380 | 469 | 407 | 347 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 249 | 227 | 227 | 227 | 227 | 2059 | 2082 | 2082 | 2056 | 0 | 0 | 0 | 2059 | 0 | 2059 | 2063 | 2056 | 2056 | 2056 | 2056 | 2060 | 2060 | 2056 | 2060 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
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