Surf Forecasts:
How big are the waves at Asakawa today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 2.5ft (0.7m), 9s period with S swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 2.5ft (0.7m), 9s period with S swell.
- Evening surf: Evening surf (14 Aug, local time) - 2ft (0.6m), 9s period with S swell.
The current surf forecast for Asakawa at 7AM is: 0.7m 9s primary swell from a South direction and 0.4m 9s secondary swell from a East-southeast direction (forecast issued at 02:00am August 14). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 2.5ft (0.7m) | 9s |
| Afternoon (14 Aug) | 2.5ft (0.7m) | 9s |
| Evening (14 Aug) | 2ft (0.6m) | 9s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Sat night. Warm (max 29°C on Sat morning, min 24°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | ||||||||||||||||||||||
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) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 79 | 78 | 76 | 73 | 73 | 73 | 73 | 54 | 52 | 104 | 96 | 94 | 83 | 79 | 79 | 78 | 59 | 52 | 59 | 80 | 115 | 150 | 131 | 104 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross | cross-off | glassy | glassy | glassy | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:24AM1.90m | 7:22PM1.83m | 7:07AM1.87m | 7:49PM1.81m | 7:49AM1.78m | 8:14PM1.77m | ||||||||||||||||||
Low Tide | 00:35AM0.66m | 12:56PM0.09m | 1:12AM0.56m | 1:30PM0.22m | 1:48AM0.49m | 2:00PM0.39m | ||||||||||||||||||
 | |  | |  | | | | | |  | | | | |  | | |  | | | | | | |
 | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — |
mm | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | 1 | 2 | 3 | 5 | 4 | 4 | 3 | 2 | 2 | 3 |
Temp °C | 24 | 24 | 24 | 27 | 28 | 28 | 27 | 25 | 24 | 24 | 24 | 28 | 29 | 29 | 27 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 26 | 25 |
Feels °C | 28 | 28 | 28 | 30 | 30 | 30 | 30 | 29 | 27 | 27 | 27 | 32 | 32 | 31 | 31 | 29 | 28 | 28 | 28 | 29 | 28 | 30 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 9 | S 9 | S 8 |
| kJ | 79 | 78 | 76 | 73 | 73 | 73 | 73 | 54 | 52 | 104 | 96 | 94 | 83 | 79 | 79 | 78 | 56 | 52 | 51 | 51 | 52 | 40 | 39 | 37 |
Swell 2 Height (m) Direction Period (s) | SE 4 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | S 11 | E 10 | E 10 | E 10 | E 10 | E 10 | SE 10 | SE 10 | ESE 9 | ESE 9 | E 11 | E 10 | E 10 | ESE 10 | E 10 | ESE 10 |
| kJ | 3 | 16 | 31 | 28 | 16 | 17 | 27 | 27 | 37 | 29 | 30 | 30 | 30 | 30 | 27 | 26 | 27 | 25 | 57 | 53 | 52 | 35 | 51 | 33 |
Swell 3 Height (m) Direction Period (s) | E 10 | ESE 4 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | S 11 | E 9 | SE 11 | SE 11 | SSE 8 | SE 8 | SE 8 | E 9 | E 9 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 |
| kJ | 16 | 2 | 20 | 20 | 19 | 19 | 19 | 22 | 27 | 30 | 18 | 6 | 10 | 10 | 15 | 14 | 22 | 22 | 35 | 49 | 47 | 45 | 45 | 43 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | E 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 8 | 13 | 59 | 49 | 59 | 80 | 115 | 150 | 131 | 104 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 11 | 11 | 11 | 2 | 0 | 0 | 0 | 0 | 19 | 19 | 19 | 19 | 43 | 43 | 43 | 285 | 503 | 385 | 43 | 43 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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