Surf Forecasts:
How big are the waves at Asakawa today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 2.5ft (0.7m), 8s period with ESE swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 2.5ft (0.7m), 8s period with ESE swell.
- Evening surf: Evening surf (19 Aug, local time) - 2ft (0.6m), 7s period with ESE swell.
The current surf forecast for Asakawa at 2AM is: 0.7m 8s primary swell from a Southeast direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 08:00pm August 18). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 2.5ft (0.7m) | 8s |
| Afternoon (19 Aug) | 2.5ft (0.7m) | 8s |
| Evening (19 Aug) | 2ft (0.6m) | 7s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Tue night. Warm (max 30°C on Thu morning, min 25°C on Tue night). Wind will be generally light. | ||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||
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) | ESE 5 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | S 9 | S 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 32 | 67 | 69 | 59 | 58 | 56 | 54 | 51 | 48 | 37 | 29 | 25 | 25 | 25 | 25 | 34 | 76 | 102 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | glassy | glassy | glassy | on | on | on | on | glassy | glassy | glassy | glassy | glassy | on | on | on | cross |
High Tide | 9:01PM1.65m | 10:05AM1.37m | 9:25PM1.57m | 11:17AM1.25m | ||||||||||||||
Low Tide | 3:42AM0.53m | 3:19PM0.92m | 4:31AM0.59m | 3:42PM1.07m | ||||||||||||||
 |  | |  |  | | | | |  | | | |  | | | | | |
 | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:44 | — |
mm | 1 | 1 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 25 | 25 | 27 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 27 | 30 | 29 | 27 | 26 |
Feels °C | 32 | 31 | 31 | 30 | 30 | 31 | 32 | 32 | 32 | 31 | 30 | 30 | 30 | 32 | 33 | 33 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | ESE 5 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 10 | S 8 | S 9 | S 9 |
| kJ | 32 | 67 | 69 | 59 | 58 | 56 | 54 | 51 | 48 | 37 | 29 | 19 | 18 | 18 | 25 | 34 | 76 | 102 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 7 | SE 10 | SE 10 | SE 10 |
| kJ | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 12 | 25 | 26 | 27 |
Swell 3 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | S 8 | S 8 | SE 7 | ESE 7 | ESE 7 |
| kJ | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 11 | 12 | 6 | 6 | 6 | 13 | 12 | 22 | 11 | 9 | 9 |
Wind waves Height (m) Direction Period (s) | SE 5 | SE 4 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 21 | 18 | 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 11 | 11 | 0 | 0 | 0 | 4 | 19 | 11 | 11 | 0 | 1 | 2 | 1 | 1 | 581 | 11 | 11 | 2 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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