Surf Forecasts:
How big are the waves at Asakawa today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 1.5ft (0.4m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 1ft (0.3m), 13s period with SE swell.
- Evening surf: Evening surf (31 Jul, local time) - 1.5ft (0.4m), 9s period with SE swell.
The current surf forecast for Asakawa at 4PM is: 0.3m 13s primary swell from a Southeast direction and 0.4m 9s secondary swell from a Southeast direction, 0.2m 4s secondary swell from a South direction (forecast issued at 08:00am July 31). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 1.5ft (0.4m) | 9s |
| Afternoon (31 Jul) | 1ft (0.3m) | 13s |
| Evening (31 Jul) | 1.5ft (0.4m) | 9s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 35°C on Sun afternoon, min 27°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | ||||||||||||||||||||
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) | SE 9 | SE 9 | SE 13 | SE 13 | SE 9 | SE 9 | SE 10 | SE 11 | SE 11 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 16 | ESE 16 | ESE 17 | ESE 18 | ESE 15 | ESE 16 | ESE 16 | ESE 15 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 23 | 24 | 26 | 26 | 23 | 23 | 23 | 19 | 20 | 28 | 39 | 29 | 30 | 30 | 64 | 147 | 227 | 174 | 322 | 636 | 575 | 505 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-on | on | cross-on | cross-off | cross-off | off | off | glassy | cross-on | on | cross-on | cross-off | off | off | off | cross-off | cross-off | cross-off | glassy | off |
High Tide | 6:24AM1.77m | 7:36PM1.73m | 7:00AM1.77m | 8:00PM1.74m | 7:37AM1.73m | 8:25PM1.74m | ||||||||||||||||
Low Tide | 1:02PM0.16m | 1:15AM0.74m | 1:31PM0.21m | 1:47AM0.67m | 2:00PM0.31m | |||||||||||||||||
 | | | | |  | | | | | | | | | | | | | | | | | |
 | 5:13 | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — |
 | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 31 | 32 | 32 | 30 | 28 | 28 | 27 | 27 | 31 | 33 | 33 | 31 | 29 | 29 | 28 | 28 | 33 | 34 | 35 | 33 | 31 |
Feels °C | 30 | 35 | 35 | 36 | 35 | 32 | 31 | 29 | 29 | 34 | 36 | 36 | 36 | 33 | 32 | 31 | 32 | 36 | 37 | 39 | 38 | 35 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 11 | SSW 4 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 16 | ESE 16 | ESE 17 | ESE 18 | ESE 15 | ESE 16 | ESE 16 | ESE 15 |
| kJ | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 19 | 4 | 28 | 39 | 29 | 29 | 29 | 64 | 147 | 227 | 174 | 322 | 636 | 575 | 505 |
Swell 2 Height (m) Direction Period (s) | SSW 5 | SSW 5 | SSW 4 | S 4 | SE 12 | SE 11 | SE 11 | SSW 5 | SE 10 | SSW 4 | SSW 4 | ESE 17 | ESE 18 | ESE 18 | SE 11 | SE 11 | SE 11 | ESE 14 | SE 9 | S 7 | SE 9 | SE 10 |
| kJ | 5 | 4 | 4 | 1 | 21 | 20 | 20 | 4 | 14 | 2 | 2 | 28 | 30 | 30 | 29 | 30 | 18 | 120 | 21 | 4 | 23 | 16 |
Swell 3 Height (m) Direction Period (s) | SSE 12 | SE 12 | SE 13 | SE 13 | S 4 | S 7 | SSW 5 | ESE 9 | SE 11 | S 7 | E 16 | S 4 | ESE 15 | ESE 15 | ESE 19 | S 5 | SE 8 | SE 9 | S 9 | SSW 8 | S 8 | SSW 8 |
| kJ | 15 | 24 | 26 | 26 | 1 | 4 | 2 | 8 | 20 | 1 | 5 | 1 | 21 | 21 | 35 | 2 | 10 | 41 | 1 | 7 | 1 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | N 3 | — | — | SW 5 | — | — | — | — | — | SW 6 | SW 6 | WSW 2 | NNE 2 | NE 3 | NE 4 | NE 4 | NNE 4 | NNE 3 | SW 8 |
| kJ | — | — | — | 1 | — | — | 11 | — | — | — | — | — | 9 | 11 | 1 | 1 | 2 | 5 | 8 | 7 | 7 | 17 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 6 | 2 | 459 | 22 | 30 | 6 | 1 | 43 | 43 | 459 | 370 | 433 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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