Surf Forecasts:
How big are the waves at Asakawa today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 2.5ft (0.7m), 10s period with S swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 2.5ft (0.7m), 9s period with S swell.
- Evening surf: Evening surf (15 Aug, local time) - 2.5ft (0.7m), 9s period with S swell.
The current surf forecast for Asakawa at 1PM is: 0.7m 9s primary swell from a South direction and 0.4m 10s secondary swell from a East-southeast direction (forecast issued at 08:00am August 15). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 2.5ft (0.7m) | 10s |
| Afternoon (15 Aug) | 2.5ft (0.7m) | 9s |
| Evening (15 Aug) | 2.5ft (0.7m) | 9s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 41mm), heaviest during Sun morning. Warm (max 29°C on Sat morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||
Saturday 15 | Sunday 16 | Monday 17 | ||||||||||||||||||||
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 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | SE 12 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SE 5 | SE 5 | SE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 96 | 92 | 83 | 79 | 79 | 78 | 56 | 52 | 51 | 103 | 164 | 181 | 164 | 107 | 81 | 74 | 64 | 62 | 47 | 47 | 47 | 47 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-on | on | on | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | glassy | on | on | on | on | on |
High Tide | 7:07AM1.87m | 7:49PM1.81m | 7:49AM1.78m | 8:14PM1.77m | 8:31AM1.66m | 8:38PM1.72m | ||||||||||||||||
Low Tide | 1:30PM0.22m | 1:48AM0.49m | 2:00PM0.39m | 2:24AM0.47m | 2:29PM0.58m | |||||||||||||||||
 | |  | | |  | |  |  |  | | |  | | | | | | | | |  | |
 | 5:22 | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — |
mm | — | — | — | — | — | 1 | 2 | 3 | 3 | 4 | 5 | 5 | 4 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | — |
Temp °C | 24 | 27 | 29 | 28 | 27 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 26 |
Feels °C | 27 | 31 | 32 | 31 | 31 | 30 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 31 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | 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 | S 8 | S 8 | S 8 | S 8 | SSW 8 | ESE 5 | SSW 8 | ESE 5 |
| kJ | 96 | 92 | 83 | 79 | 79 | 78 | 56 | 52 | 51 | 51 | 52 | 57 | 39 | 37 | 35 | 34 | 34 | 33 | 21 | 47 | 21 | 47 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | ESE 10 | SE 10 | ESE 4 | ESE 9 | ESE 9 | E 9 | SE 12 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 11 | SE 11 | SE 11 | SSW 8 | SE 11 | SSW 8 |
| kJ | 29 | 30 | 30 | 31 | 27 | 11 | 26 | 25 | 38 | 48 | 35 | 34 | 33 | 33 | 31 | 31 | 42 | 42 | 30 | 21 | 30 | 20 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 8 | SE 10 | E 9 | E 9 | SE 12 | SE 12 | SE 12 | SE 18 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | ESE 9 | ESE 9 | ESE 9 | SE 11 | ESE 9 | SE 11 |
| kJ | 18 | 18 | 10 | 16 | 15 | 14 | 22 | 22 | 35 | 12 | 47 | 33 | 44 | 43 | 43 | 43 | 17 | 17 | 16 | 30 | 16 | 30 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | ESE 4 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SE 5 | SE 5 | SE 5 | ESE 5 | — | ESE 5 | — |
| kJ | — | — | — | — | 8 | 24 | 24 | 22 | 39 | 103 | 164 | 181 | 164 | 107 | 81 | 74 | 64 | 62 | 47 | — | 47 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 19 | 19 | 19 | 0 | 43 | 43 | 43 | 43 | 509 | 475 | 43 | 43 | 19 | 11 | 0 | 19 | 385 | 475 | 385 | 14 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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