Surf Forecasts:
How big are the waves at Tank Beach today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 4.5ft (1.3m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 4ft (1.2m), 8s period with ENE swell.
- Evening surf: Evening surf (10 Sep, local time) - 2.5ft (0.7m), 14s period with E swell.
The current surf forecast for Tank Beach at 7AM is: 1.3m 8s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a East direction (forecast issued at 03:00am September 10). An open ocean swell of 0.8m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 4.5ft (1.3m) | 8s |
| Afternoon (10 Sep) | 4ft (1.2m) | 8s |
| Evening (10 Sep) | 2.5ft (0.7m) | 14s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Thu morning. Warm (max 29°C on Thu morning, min 28°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||||||||||
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) | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 14 | E 14 | E 14 | E 14 | E 13 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | E 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 110 | 124 | 220 | 196 | 191 | 179 | 189 | 198 | 195 | 181 | 176 | 179 | 239 | 253 | 253 | 265 | 247 | 239 | 236 | 236 | 236 | 229 | 437 | 414 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 5:23AM0.71m | 7:39PM0.71m | 6:31AM0.71m | 8:01PM0.71m | 7:37AM0.69m | 8:22PM0.70m | ||||||||||||||||||
Low Tide | 00:27AM0.53m | 12:39PM0.15m | 1:13AM0.47m | 1:23PM0.22m | 1:57AM0.40m | 2:04PM0.30m | ||||||||||||||||||
 |  |  | | | | | | |  | | | |  | | | | |  | | | | | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — |
mm | 1 | — | 3 | 3 | 2 | 1 | 2 | 1 | 1 | — | 1 | 1 | 1 | — | — | 2 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 |
Feels °C | 29 | 30 | 29 | 30 | 31 | 32 | 32 | 32 | 31 | 30 | 30 | 30 | 31 | 32 | 32 | 31 | 31 | 31 | 30 | 30 | 32 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | WNW 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 13 | ENE 13 | ENE 13 | E 13 |
| kJ | 143 | 132 | 101 | 96 | 191 | 179 | 183 | 161 | 161 | 153 | 161 | 161 | 125 | 125 | 131 | 125 | 131 | 134 | 119 | 119 | 236 | 229 | 437 | 414 |
Swell 2 Height (m) Direction Period (s) | NNE 11 | E 14 | E 14 | E 14 | WNW 8 | WNW 8 | W 8 | E 14 | E 14 | E 14 | E 13 | E 14 | E 14 | E 14 | E 14 | ENE 14 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 9 | ENE 9 | NNE 7 | NNE 7 |
| kJ | 69 | 107 | 140 | 136 | 73 | 72 | 66 | 198 | 195 | 181 | 176 | 179 | 239 | 253 | 253 | 265 | 247 | 239 | 236 | 236 | 103 | 80 | 26 | 43 |
Swell 3 Height (m) Direction Period (s) | E 15 | NNE 11 | NNE 11 | NNE 11 | E 14 | E 14 | E 14 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | WNW 7 | W 7 | NNE 7 | NNE 6 | SE 9 | SE 8 |
| kJ | 109 | 69 | 68 | 40 | 134 | 134 | 189 | 66 | 64 | 63 | 44 | 43 | 42 | 29 | 28 | 28 | 27 | 26 | 16 | 15 | 15 | 16 | 27 | 18 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 110 | 124 | 220 | 196 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1491 | 2213 | 2056 | 2056 | 249 | 227 | 227 | 227 | 227 | 229 | 227 | 227 | 2056 | 227 | 227 | 227 | 227 | 227 | 227 | 227 | 231 | 227 | 227 | 227 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
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