Surf Forecasts:
How big are the waves at Amatu today (19 Sep):
- Afternoon surf: Afternoon surf (19 Sep, local time) - 11ft (3.5m), 13s period with SE swell.
- Evening surf: Evening surf (19 Sep, local time) - 10ft (3.0m), 13s period with SE swell.
The current surf forecast for Amatu at 6PM is: 3.0m 13s primary swell from a Southeast direction and 0.9m 10s secondary swell from a East direction, 1.4m 10s secondary swell from a East-northeast direction (forecast issued at 02:00pm September 19). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | - | - |
| Afternoon (19 Sep) | 11ft (3.5m) | 13s |
| Evening (19 Sep) | 10ft (3.0m) | 13s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 216mm), heaviest during Mon night. Warm (max 27°C on Mon morning, min 21°C on Sat night). Mainly gales. | ||||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | ||||||||||||||||||
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) | SE 14 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SSE 11 | SSE 11 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | S 14 |
Wave Graph  | ||||||||||||||||||||
 kJ | 4527 | 3788 | 3489 | 3331 | 3423 | 3184 | 2860 | 2719 | 2826 | 2339 | 2469 | 2330 | 2325 | 3183 | 5137 | 5411 | 6889 | 7789 | 9503 | 17377 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 7:42PM1.30m | 4:05PM1.18m | 8:17PM1.20m | 3:07PM1.25m | ||||||||||||||||
Low Tide | 5:06AM0.55m | 4:28PM1.18m | 6:50AM0.52m | 8:17PM1.09m | ||||||||||||||||
 |  |  |  | |  |  | | |  |  | | | |  | | | |  | | |
 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:38 | — | — |
mm | — | 1 | 1 | — | 1 | 6 | 13 | 16 | 16 | 7 | 11 | 11 | 6 | 9 | 7 | 7 | 5 | 4 | 11 | 18 |
Temp °C | 23 | 23 | 23 | 22 | 22 | 23 | 21 | 22 | 21 | 22 | 23 | 23 | 24 | 25 | 25 | 26 | 27 | 27 | 26 | 27 |
Feels °C | 22 | 23 | 24 | 23 | 23 | 24 | 18 | 22 | 20 | 22 | 23 | 23 | 25 | 27 | 28 | 28 | 29 | 28 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | SE 14 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SSE 11 | SSE 11 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | S 14 |
| kJ | 4527 | 3788 | 3489 | 3331 | 3423 | 3184 | 2860 | 2719 | 2826 | 2339 | 2469 | 2330 | 2325 | 3183 | 4073 | 4852 | 5734 | 5889 | 8374 | 17377 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | ENE 10 | NE 8 | — | E 14 | E 14 | E 13 | E 13 | E 12 | E 12 | E 12 | E 11 | E 11 | E 11 | E 10 | — | — |
| kJ | 71 | 125 | 161 | 125 | 160 | 65 | — | 15 | 14 | 30 | 30 | 47 | 69 | 97 | 87 | 114 | 110 | 104 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | NE 8 | — | — | — | — | — | E 13 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 93 | — | — | — | — | — | 53 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 10 | ENE 10 | ENE 10 | — | — | NE 8 | NE 5 | NE 8 | NE 5 | NNE 5 | NE 5 | NE 5 | — | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 13 | E 9 |
| kJ | 320 | 470 | 378 | 284 | — | — | 39 | 71 | 21 | 41 | 97 | 79 | 55 | — | 5137 | 5411 | 6889 | 7789 | 9503 | 1337 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 804 | 65 | 35 | 60 | 35 | 35 | 538 | 601 | 601 | 601 | 601 | 601 | 558 | 40 | 35 | 40 | 35 | 35 | 558 | 537 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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