Surf Forecasts:
How big are the waves at Amatu today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 7ft (2.2m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 7ft (2.2m), 8s period with NE swell.
- Evening surf: Evening surf (18 Sep, local time) - 3.5ft (1.1m), 14s period with SE swell.
The current surf forecast for Amatu at 1PM is: 2.2m 8s primary swell from a East-northeast direction and 0.2m 12s secondary swell from a South-southeast direction, 0.2m 12s secondary swell from a South-southeast direction (forecast issued at 08:00am September 18). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 7ft (2.2m) | 8s |
| Afternoon (18 Sep) | 7ft (2.2m) | 8s |
| Evening (18 Sep) | 3.5ft (1.1m) | 14s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 198mm), heaviest during Sun afternoon. Warm (max 26°C on Sun night, min 20°C on Fri night). Mainly strong winds. | ||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | SE 14 | SE 14 | SE 13 | SE 16 | SE 15 | SE 14 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SSE 13 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 545 | 620 | 605 | 602 | 602 | 485 | 1036 | 1438 | 5081 | 5120 | 4843 | 3732 | 3397 | 2825 | 3037 | 2938 | 3017 | 2977 | 3224 | 3567 | 4764 | 8884 |
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 | cross | cross-off | cross-off | cross-off | cross-on |
High Tide | 9:33AM1.09m | 7:19PM1.39m | 7:42PM1.30m | 4:05PM1.18m | 8:17PM1.20m | |||||||||||||||||
Low Tide | 1:17PM1.00m | 3:23AM0.51m | 5:06AM0.55m | 4:28PM1.18m | ||||||||||||||||||
 | | | |  | | | | | | | | | | |  |  | | | |  |  | |
 | 5:22 | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 12 | 12 | 16 | 36 | 40 | 25 |
Temp °C | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 24 | 25 |
Feels °C | 16 | 18 | 17 | 17 | 18 | 19 | 19 | 17 | 18 | 19 | 22 | 22 | 22 | 22 | 22 | 22 | 24 | 22 | 20 | 19 | 24 | 26 |
Swell 1 Height (m) Direction Period (s) | E 12 | ENE 12 | SSE 12 | E 11 | SE 14 | SE 14 | SE 14 | SE 13 | SE 16 | SE 15 | SE 14 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
| kJ | 73 | 29 | 15 | 63 | 103 | 422 | 1036 | 1438 | 5081 | 5120 | 4843 | 3732 | 3397 | 2825 | 3037 | 2938 | 3017 | 2977 | 3224 | 3567 | 4764 | 6893 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | SE 12 | SSE 12 | SE 8 | SE 8 | E 11 | ENE 11 | SSE 17 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | NE 8 | NE 8 | — | E 14 | E 13 | E 13 | E 13 | E 12 |
| kJ | 7 | 6 | 13 | 16 | 21 | 61 | 39 | 963 | 74 | 122 | 125 | 125 | 161 | 96 | 95 | 49 | — | 15 | 32 | 30 | 52 | 48 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 8 | S 8 | SE 11 | ENE 11 | SE 8 | SE 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 3 | 1 | 32 | 24 | 21 | 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | — | — | NE 8 | NE 6 | NE 8 | — | — | SSE 13 |
| kJ | 545 | 620 | 605 | 602 | 602 | 485 | 447 | 412 | 356 | 314 | 421 | 332 | 302 | 254 | — | — | 35 | 133 | 11 | — | — | 8884 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 519 | 519 | 279 | 540 | 540 | 537 | 538 | 279 | 190 | 537 | 601 | 519 | 65 | 537 | 538 | 538 | 558 | 601 | 601 | 615 | 558 | 559 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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