Surf Forecasts:
How big are the waves at Asakawa today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 2.5ft (0.7m), 7s period with S swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 2ft (0.6m), 7s period with S swell.
- Evening surf: Evening surf (12 Sep, local time) - 1.5ft (0.4m), 10s period with ESE swell.
The current surf forecast for Asakawa at 1AM is: 1.0m 7s primary swell from a South direction and 0.3m 10s secondary swell from a East-southeast direction (forecast issued at 08:00pm September 11). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 2.5ft (0.7m) | 7s |
| Afternoon (12 Sep) | 2ft (0.6m) | 7s |
| Evening (12 Sep) | 1.5ft (0.4m) | 10s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Mon afternoon. Warm (max 28°C on Sun morning, min 24°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | ||||||||||||||||
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) | SSE 7 | S 7 | S 7 | SSE 7 | S 7 | S 7 | S 7 | S 7 | E 14 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 | SE 9 | SE 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 136 | 131 | 106 | 86 | 62 | 47 | 34 | 33 | 32 | 36 | 35 | 33 | 32 | 40 | 53 | 64 | 83 | 95 |
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 | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | on | glassy |
High Tide | 6:13PM1.84m | 6:15AM1.89m | 6:37PM1.84m | 6:54AM1.85m | 7:00PM1.83m | |||||||||||||
Low Tide | 00:11AM0.43m | 12:27PM0.30m | 00:43AM0.33m | 12:57PM0.43m | ||||||||||||||
 |  | |  |  | | |  |  |  | | | | | | | | | |
 | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — |
mm | 1 | — | — | — | — | — | 1 | 1 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 |
Temp °C | 26 | 25 | 25 | 25 | 24 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 27 | 28 | 28 | 26 | 25 |
Feels °C | 30 | 29 | 29 | 29 | 27 | 29 | 30 | 31 | 31 | 30 | 30 | 30 | 30 | 32 | 31 | 32 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SSE 7 | S 7 | S 7 | SSE 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | ESE 5 | ESE 4 | SE 4 | ESE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 136 | 131 | 106 | 86 | 62 | 47 | 34 | 33 | 23 | 23 | 15 | 8 | 13 | 8 | 53 | 64 | 83 | 95 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | SE 9 | SE 4 | E 13 | E 13 | E 13 |
| kJ | 22 | 18 | 19 | 19 | 19 | 24 | 24 | 25 | 24 | 36 | 35 | 33 | 32 | 40 | 5 | 31 | 30 | 30 |
Swell 3 Height (m) Direction Period (s) | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 14 | E 14 | ESE 5 | SE 4 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 6 |
| kJ | 15 | 35 | 36 | 34 | 32 | 31 | 32 | 32 | 32 | 5 | 5 | 14 | 14 | 8 | 8 | 8 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | NE 3 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 3 | NE 3 | E 5 | — | E 4 | — | SE 4 | — | S 7 | SE 3 | SE 4 | ESE 4 |
| kJ | 4 | 3 | 3 | 4 | 3 | 3 | 3 | 2 | 11 | — | 13 | — | 23 | — | 23 | 6 | 4 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 64 | 41 | 0 | 1 | 0 | 1 | 0 | 1 | 11 | 11 | 14 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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