Surf Forecasts:
How big are the waves at Amatu today (22 Aug):
- Morning surf: Morning surf (22 Aug, local time) - 3ft (0.9m), 10s period with E swell.
- Afternoon surf: Afternoon surf (22 Aug, local time) - 3.5ft (1.0m), 11s period with E swell.
- Evening surf: Evening surf (22 Aug, local time) - 3.5ft (1.0m), 10s period with E swell.
The current surf forecast for Amatu at 8AM is: 0.8m 10s primary swell from a East direction and 0.5m 9s secondary swell from a South-southwest direction, 0.6m 4s secondary swell from a South direction (forecast issued at 02:00am August 22). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Aug) | 3ft (0.9m) | 10s |
| Afternoon (22 Aug) | 3.5ft (1.0m) | 11s |
| Evening (22 Aug) | 3.5ft (1.0m) | 10s |
Table - waves today at Amatu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Sun night. Warm (max 28°C on Sat morning, min 24°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | ||||||||||||||||||||||
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 | 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 11 | E 11 | 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 19 | SSE 18 | SSE 17 | SSE 16 | SSE 15 | SSE 14 |
Wave Graph | ||||||||||||||||||||||||
66 | 90 | 94 | 175 | 227 | 231 | 231 | 218 | 198 | 158 | 158 | 125 | 88 | 106 | 104 | 190 | 209 | 245 | 624 | 851 | 2114 | 2429 | 2688 | 1644 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | cross | glassy | glassy | glassy | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:49PM1.23m | 4:03PM1.25m | 00:40AM1.22m | 4:13PM1.32m | ||||||||||||||||||||
Low Tide | 6:13AM0.53m | 7:41AM0.45m | 8:38PM1.14m | 8:37AM0.36m | ||||||||||||||||||||
— | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | |
— | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — | |
mm | — | — | — | — | — | — | 1 | — | 1 | — | — | 1 | — | — | — | — | 1 | 1 | 2 | 1 | 2 | 1 | — | — |
Temp °C | 26 | 25 | 26 | 27 | 28 | 28 | 27 | 26 | 25 | 25 | 24 | 24 | 26 | 26 | 26 | 25 | 25 | 24 | 24 | 26 | 27 | 28 | 27 | 26 |
Feels °C | 29 | 28 | 29 | 29 | 30 | 31 | 31 | 31 | 29 | 30 | 28 | 27 | 29 | 29 | 30 | 29 | 29 | 28 | 28 | 31 | 31 | 30 | 30 | 28 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 10 | E 9 | ENE 9 | SSE 12 | SSE 13 | SSE 12 | SSE 19 | SSE 12 | SSE 17 | SSE 16 | SSE 15 | SSE 14 |
66 | 90 | 94 | 175 | 227 | 231 | 231 | 218 | 198 | 158 | 158 | 125 | 88 | 83 | 86 | 190 | 209 | 245 | 624 | 440 | 2114 | 2429 | 2688 | 1644 | |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | 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 12 | SSE 18 | E 12 | E 12 | E 12 | S 16 |
52 | 54 | 50 | 47 | 47 | 46 | 16 | 32 | 32 | 64 | 62 | 30 | 85 | 83 | 104 | 65 | 106 | 101 | 304 | 851 | 221 | 221 | 169 | 1055 | |
Swell 3 Height (m) Direction Period (s) | ESE 11 | SE 10 | E 13 | SE 10 | SE 10 | SE 11 | SSW 9 | S 5 | SSE 5 | SE 11 | SE 11 | SSE 4 | SSW 9 | SSE 13 | SSE 12 | E 12 | E 9 | ENE 9 | ENE 9 | E 12 | SW 8 | SW 8 | SW 9 | E 15 |
47 | 28 | 50 | 27 | 27 | 29 | 47 | 11 | 7 | 29 | 29 | 7 | 30 | 106 | 98 | 108 | 59 | 62 | 61 | 217 | 18 | 25 | 36 | 343 | |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | S 4 | S 5 | S 5 | — | — | — | — | — | NE 3 | NE 3 | NE 4 | NE 4 | — | — | — | — | — | — | — | SW 10 | SW 9 |
13 | 14 | 14 | 14 | 15 | 16 | — | — | — | — | — | 2 | 2 | 3 | 6 | — | — | — | — | — | — | — | 74 | 68 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 30 | 30 | 30 | 30 | 30 | 30 | 6 | 0 | 0 | 0 | 0 | 0 | 16 | 16 | 16 | 16 | 0 | 0 | 0 | 0 | 24 | 24 | 119 | 75 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)













