Surf Forecasts:
How big are the waves at Amatu today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 3.5ft (1.0m), 13s period with E swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 3ft (0.9m), 13s period with E swell.
- Evening surf: Evening surf (16 Sep, local time) - 2.5ft (0.8m), 12s period with E swell.
The current surf forecast for Amatu at 4PM is: 0.9m 12s primary swell from a East direction and 0.9m 8s secondary swell from a Southeast direction (forecast issued at 08:00am September 16). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 3.5ft (1.0m) | 13s |
| Afternoon (16 Sep) | 3ft (0.9m) | 13s |
| Evening (16 Sep) | 2.5ft (0.8m) | 12s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 48mm), heaviest during Wed afternoon. Warm (max 23°C on Wed morning, min 19°C on Thu night). Winds increasing (light winds from the NE on Wed morning, fresh winds from the NNE by Fri morning). | ||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | NE 7 | NE 7 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 9 | NE 8 | NE 8 | SE 14 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 350 | 340 | 272 | 255 | 190 | 187 | 184 | 184 | 247 | 396 | 465 | 545 | 654 | 778 | 898 | 888 | 1014 | 1037 | 945 | 634 | 632 | 1505 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-off |
High Tide | 7:34AM1.30m | 6:38PM1.51m | 8:20AM1.19m | 6:58PM1.46m | 9:33AM1.09m | 7:19PM1.39m | ||||||||||||||||
Low Tide | 12:48PM0.82m | 1:35AM0.36m | 1:06PM0.91m | 2:19AM0.43m | 1:17PM1.00m | |||||||||||||||||
 |  | | |  |  | | |  | |  | |  |  | | | | | | | | | |
 | 5:20 | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:43 | — | — |
mm | 3 | 6 | 5 | 9 | 23 | 3 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 22 | 23 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 22 | 22 | 20 | 20 | 20 | 19 | 19 | 19 | 20 | 21 | 21 | 21 |
Feels °C | 26 | 23 | 25 | 23 | 21 | 21 | 20 | 19 | 18 | 17 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 16 | 18 | 19 | 19 |
Swell 1 Height (m) Direction Period (s) | SE 7 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 12 | E 11 | SE 8 | ENE 13 | SSE 9 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | SSE 12 | E 11 | SE 16 | SE 14 |
| kJ | 119 | 340 | 272 | 255 | 190 | 187 | 184 | 184 | 139 | 71 | 66 | 24 | 55 | 8 | 7 | 8 | 8 | 8 | 14 | 63 | 619 | 1505 |
Swell 2 Height (m) Direction Period (s) | E 13 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SSE 9 | SSE 9 | SSE 9 | — | SE 13 | SE 12 | SE 12 | SE 20 | SE 18 | E 11 | ESE 9 |
| kJ | 350 | 77 | 77 | 75 | 93 | 73 | 63 | 58 | 40 | 19 | 19 | 8 | 8 | 8 | — | 6 | 6 | 6 | 15 | 108 | 62 | 129 |
Swell 3 Height (m) Direction Period (s) | SSW 6 | SW 6 | SE 9 | SE 8 | — | E 16 | E 16 | E 16 | SSE 8 | ENE 14 | SSE 9 | SSE 9 | SSE 9 | — | — | — | — | — | SE 16 | SSE 11 | — | E 11 |
| kJ | 28 | 8 | 3 | 3 | — | 5 | 5 | 5 | 7 | 40 | 8 | 8 | 8 | — | — | — | — | — | 10 | 12 | — | 83 |
Wind waves Height (m) Direction Period (s) | — | NNE 3 | NE 4 | NE 5 | NE 5 | NE 5 | NE 6 | NE 6 | NE 7 | NE 7 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 9 | NE 8 | NE 8 | NE 8 |
| kJ | — | 8 | 16 | 22 | 25 | 35 | 50 | 136 | 247 | 396 | 465 | 545 | 654 | 778 | 898 | 888 | 1014 | 1037 | 945 | 634 | 632 | 619 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 6 | 0 | 29 | 40 | 190 | 190 | 190 | 190 | 190 | 190 | 190 | 190 | 519 | 519 | 519 | 519 | 537 | 279 | 279 | 519 | 519 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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