Surf Forecasts:
How big are the waves at Asakawa today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 3.5ft (1.1m), 8s period with SE swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 4ft (1.2m), 7s period with SSE swell.
- Evening surf: Evening surf (11 Sep, local time) - 3.5ft (1.1m), 7s period with S swell.
The current surf forecast for Asakawa at 12AM is: 1.1m 8s primary swell from a Southeast direction and 0.2m 11s secondary swell from a East-southeast direction (forecast issued at 08:00pm September 10). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 3.5ft (1.1m) | 8s |
| Afternoon (11 Sep) | 4ft (1.2m) | 7s |
| Evening (11 Sep) | 3.5ft (1.1m) | 7s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu night. Warm (max 28°C on Sun morning, min 22°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 10 | Friday 11 | Saturday 12 | ||||||||||||||||
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) | SE 8 | SE 8 | SE 8 | SSE 8 | SSE 8 | SE 8 | SSE 7 | SSE 7 | SSE 7 | S 7 | S 7 | SSE 7 | SSE 7 | S 7 | S 7 | S 7 | S 7 | E 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 133 | 133 | 143 | 81 | 81 | 129 | 157 | 143 | 136 | 131 | 106 | 84 | 63 | 45 | 45 | 34 | 34 | 36 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | glassy |
High Tide | 5:47PM1.81m | 5:34AM1.87m | 6:13PM1.84m | 6:15AM1.89m | 6:37PM1.84m | |||||||||||||
Low Tide | 11:38PM0.57m | 11:55AM0.21m | 00:11AM0.43m | 12:27PM0.30m | ||||||||||||||
 |  |  | |  | |  | | | | | | | |  | | |  | |
 | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — |
 | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — |
mm | 1 | 1 | — | 3 | 3 | 1 | — | 1 | 1 | — | — | — | — | — | 1 | 2 | 1 | 1 |
Temp °C | 22 | 22 | 23 | 24 | 23 | 24 | 26 | 27 | 26 | 25 | 25 | 24 | 24 | 25 | 27 | 26 | 26 | 25 |
Feels °C | 24 | 25 | 26 | 28 | 26 | 28 | 30 | 31 | 30 | 29 | 29 | 27 | 27 | 28 | 31 | 30 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SSE 8 | SSE 8 | SE 8 | SSE 7 | SSE 7 | SSE 7 | S 7 | S 7 | SSE 7 | SSE 7 | S 7 | S 7 | S 7 | S 7 | S 7 |
| kJ | 133 | 133 | 143 | 81 | 81 | 129 | 157 | 143 | 136 | 131 | 106 | 84 | 63 | 45 | 45 | 34 | 34 | 24 |
Swell 2 Height (m) Direction Period (s) | E 15 | ESE 11 | ESE 11 | ESE 6 | ESE 6 | E 15 | E 14 | E 14 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 |
| kJ | 17 | 12 | 12 | 40 | 30 | 17 | 16 | 15 | 11 | 18 | 19 | 19 | 19 | 24 | 24 | 25 | 24 | 36 |
Swell 3 Height (m) Direction Period (s) | SE 11 | E 15 | E 15 | E 9 | E 15 | SE 11 | E 14 | ESE 10 | E 14 | E 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 14 | E 14 | E 14 |
| kJ | 5 | 17 | 17 | 6 | 18 | 5 | 62 | 9 | 15 | 35 | 36 | 34 | 32 | 31 | 32 | 32 | 32 | 34 |
Wind waves Height (m) Direction Period (s) | NE 3 | NE 3 | N 3 | NNE 2 | NNE 3 | NE 3 | NE 3 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 3 | NE 3 | NE 3 | — |
| kJ | 2 | 2 | 1 | 1 | 1 | 2 | 5 | 8 | 6 | 3 | 3 | 4 | 3 | 3 | 4 | 4 | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 22 | 22 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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