Surf Forecasts:
How big are the waves at Amatu today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.8m), 10s period with ENE swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 2ft (0.6m), 13s period with SSE swell.
- Evening surf: Evening surf (23 Aug, local time) - 2.5ft (0.8m), 12s period with SSE swell.
The current surf forecast for Amatu at 3AM is: 0.9m 10s primary swell from a East direction and 0.4m 9s secondary swell from a South-southwest direction (forecast issued at 08:00pm August 22). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 2.5ft (0.8m) | 10s |
| Afternoon (23 Aug) | 2ft (0.6m) | 13s |
| Evening (23 Aug) | 2.5ft (0.8m) | 12s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sat night. Warm (max 29°C on Tue morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | ||||||||||||||||
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 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | SSE 13 | E 12 | SSE 12 | SSE 13 | SSE 12 | SSE 17 | SSE 14 | SSE 17 | SSE 16 | SSE 15 | SSE 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 231 | 218 | 198 | 158 | 158 | 125 | 88 | 106 | 106 | 190 | 209 | 245 | 307 | 621 | 917 | 976 | 1646 | 1475 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | cross | glassy | cross-off | cross-off | cross | cross | cross | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross-on |
High Tide | 9:49PM1.23m | 4:03PM1.25m | 00:40AM1.22m | 4:13PM1.32m | ||||||||||||||
Low Tide | 7:41AM0.45m | 8:38PM1.14m | 8:37AM0.36m | |||||||||||||||
 |  | |  | | |  |  | |  | | | | | | | | | |
 | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — |
mm | 1 | 1 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 25 | 24 | 24 | 26 | 27 | 25 | 25 | 24 | 24 | 24 | 27 | 28 | 28 | 27 | 26 |
Feels °C | 31 | 31 | 31 | 30 | 28 | 27 | 28 | 30 | 28 | 30 | 29 | 29 | 28 | 32 | 31 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | E 9 | E 9 | SSE 12 | SSE 13 | SSE 12 | SSE 12 | SSE 14 | SSE 17 | SSE 13 | SSE 15 | SSE 14 |
| kJ | 231 | 218 | 198 | 158 | 158 | 125 | 88 | 85 | 60 | 190 | 209 | 245 | 222 | 621 | 917 | 722 | 1646 | 1475 |
Swell 2 Height (m) Direction Period (s) | S 5 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SE 13 | ESE 12 | E 12 | ENE 9 | E 12 | E 12 | SSE 17 | SSE 18 | SSE 13 | SSE 16 | S 18 | S 17 |
| kJ | 10 | 32 | 65 | 32 | 31 | 30 | 85 | 82 | 106 | 86 | 104 | 99 | 307 | 540 | 414 | 976 | 533 | 946 |
Swell 3 Height (m) Direction Period (s) | SSW 9 | S 4 | SE 11 | S 4 | SSE 4 | SSE 5 | SSW 9 | SSE 13 | SSE 12 | E 12 | E 9 | SSE 17 | E 12 | E 12 | E 12 | E 12 | E 12 | E 15 |
| kJ | 47 | 10 | 29 | 6 | 7 | 7 | 30 | 106 | 98 | 113 | 59 | 160 | 99 | 99 | 175 | 175 | 169 | 271 |
Wind waves Height (m) Direction Period (s) | — | — | S 4 | WSW 3 | — | NNE 2 | NE 3 | NE 3 | NE 3 | — | — | — | — | — | — | SW 9 | SW 9 | SW 9 |
| kJ | — | — | 9 | 2 | — | 1 | 1 | 3 | 2 | — | — | — | — | — | — | 29 | 36 | 26 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 24 | 0 | 6 | 0 | 0 | 0 | 16 | 16 | 16 | 0 | 0 | 0 | 0 | 0 | 24 | 24 | 126 | 75 |
Best forecast wave conditions in Chiba | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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