Surf Forecasts:
How big are the waves at Amatu today (13 Aug):
- Afternoon surf: Afternoon surf (13 Aug, local time) - 5.5ft (1.7m), 10s period with E swell.
- Evening surf: Evening surf (13 Aug, local time) - 6ft (1.8m), 10s period with E swell.
The current surf forecast for Amatu at 5PM is: 1.8m 10s primary swell from a East direction and 0.6m 10s secondary swell from a South-southwest direction (forecast issued at 02:00pm August 13). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | - | - |
| Afternoon (13 Aug) | 5.5ft (1.7m) | 10s |
| Evening (13 Aug) | 6ft (1.8m) | 10s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 44mm), heaviest during Thu night. Warm (max 28°C on Fri afternoon, min 23°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Thu 13 | Friday 14 | Saturday 15 | ||||||||||||||||||
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 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 484 | 580 | 661 | 661 | 661 | 663 | 663 | 592 | 592 | 514 | 514 | 569 | 630 | 563 | 563 | 510 | 500 | 500 | 490 | 426 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross |
High Tide | 5:49PM1.52m | 4:59AM1.62m | 6:14PM1.53m | 5:45AM1.58m | 6:36PM1.53m | |||||||||||||||
Low Tide | 11:03AM0.05m | 11:17PM0.76m | 11:40AM0.15m | 11:53PM0.65m | 12:13PM0.27m | |||||||||||||||
 | | |  |  | | | | |  | | | | |  | | |  |  |  | |
 | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — |
 | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — |
mm | 1 | 3 | 3 | 3 | 8 | 6 | 5 | 4 | 1 | — | 1 | 3 | 3 | 1 | — | — | 1 | 2 | — | — |
Temp °C | 28 | 27 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 28 | 26 | 25 | 25 | 25 | 25 | 27 | 26 | 27 | 25 | 24 |
Feels °C | 30 | 29 | 29 | 28 | 27 | 28 | 28 | 30 | 30 | 31 | 29 | 28 | 27 | 27 | 27 | 28 | 27 | 28 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SSW 10 | SSW 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 484 | 580 | 661 | 661 | 661 | 663 | 663 | 592 | 592 | 514 | 514 | 54 | 32 | 563 | 563 | 510 | 500 | 500 | 490 | 426 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SE 11 | SE 10 | SSW 11 | SSE 10 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 |
| kJ | 86 | 85 | 61 | 60 | 58 | 41 | 32 | 32 | 32 | 47 | 32 | 29 | 28 | 42 | 54 | 93 | 65 | 58 | 56 | 54 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SSE 11 | SSE 12 | SSE 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SE 11 | SE 11 | S 9 | SSW 12 | S 9 | SSW 11 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SE 10 |
| kJ | 5 | 13 | 13 | 13 | 25 | 25 | 25 | 25 | 24 | 30 | 30 | 14 | 45 | 24 | 41 | 50 | 25 | 23 | 13 | 47 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | E 10 | E 10 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 569 | 630 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 35 | 35 | 87 | 87 | 24 | 35 | 0 | 16 | 16 | 35 | 87 | 87 | 35 | 35 | 60 | 87 | 53 | 53 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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