Surf Forecasts:
How big are the waves at Asakawa today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 3.5ft (1.1m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 2.5ft (0.7m), 7s period with SSW swell.
- Evening surf: Evening surf (30 Aug, local time) - 3ft (0.9m), 7s period with SSW swell.
The current surf forecast for Asakawa at 3AM is: 0.9m 7s primary swell from a South-southwest direction and 0.4m 11s secondary swell from a Southeast direction, 1.0m 5s secondary swell from a Southwest direction (forecast issued at 08:00pm August 29). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 3.5ft (1.1m) | 8s |
| Afternoon (30 Aug) | 2.5ft (0.7m) | 7s |
| Evening (30 Aug) | 3ft (0.9m) | 7s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun afternoon. Warm (max 31°C on Mon morning, min 25°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | ||||||||||||||||
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) | SSW 5 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SW 8 | SSW 7 | SSW 7 | S 7 | SSW 7 | SSW 7 | SSW 7 | S 8 | S 9 | S 8 | S 8 | S 9 | SE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 52 | 114 | 97 | 97 | 160 | 129 | 104 | 55 | 52 | 76 | 76 | 70 | 68 | 73 | 51 | 51 | 38 | 32 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | glassy | glassy | on | cross-on | cross | cross-off | cross-off | cross-off | glassy | on | on | cross-on | cross-on | cross-on |
High Tide | 6:52PM1.81m | 6:48AM1.84m | 7:14PM1.82m | 7:26AM1.80m | 7:38PM1.81m | |||||||||||||
Low Tide | 00:48AM0.49m | 1:02PM0.31m | 1:19AM0.40m | 1:31PM0.43m | ||||||||||||||
 |  | | |  | | | | |  | | | | | | | | | |
 | — | — | — | 5:33 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — |
 | 6:32 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — |
mm | 1 | — | — | — | — | — | 1 | 1 | 2 | 2 | — | — | — | — | 1 | — | — | — |
Temp °C | 29 | 27 | 27 | 27 | 27 | 30 | 30 | 30 | 29 | 27 | 27 | 26 | 26 | 29 | 31 | 30 | 28 | 26 |
Feels °C | 33 | 31 | 32 | 32 | 32 | 36 | 35 | 34 | 35 | 32 | 32 | 30 | 30 | 34 | 34 | 33 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | S 7 | SE 11 | SSW 7 | SSW 7 | SSW 7 | S 7 | S 7 | SE 10 | S 7 | S 7 | S 7 | S 7 | S 8 | S 9 | S 8 | S 8 | S 9 | S 8 |
| kJ | 27 | 19 | 97 | 97 | 71 | 70 | 54 | 37 | 52 | 52 | 38 | 38 | 68 | 73 | 51 | 51 | 38 | 31 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 9 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SW 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SW 8 | SSW 9 |
| kJ | 9 | 8 | 19 | 40 | 30 | 17 | 17 | 4 | 37 | 37 | 38 | 17 | 17 | 25 | 25 | 25 | 18 | 32 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SSE 9 | ESE 9 | E 11 | ESE 9 | ESE 10 | ESE 10 | E 11 | SW 10 | SW 10 | SW 9 | SSW 9 | ESE 9 | E 10 | SSW 10 | SSW 10 | SE 10 | SE 10 |
| kJ | 19 | 8 | 8 | 3 | 8 | 9 | 9 | 2 | 4 | 4 | 3 | 8 | 9 | 2 | 10 | 10 | 24 | 24 |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 7 | SW 5 | SW 5 | SW 7 | SW 8 | SSW 7 | SSW 7 | SW 3 | SSW 7 | SSW 7 | SSW 7 | SW 4 | SW 4 | SW 4 | SSW 2 | SSW 3 | — |
| kJ | 52 | 114 | 74 | 57 | 160 | 129 | 104 | 55 | 1 | 76 | 76 | 70 | 8 | 6 | 4 | 1 | 1 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2 | 2 | 0 | 0 | 0 | 0 | 11 | 19 | 2 | 0 | 0 | 0 | 0 | 11 | 11 | 30 | 11 | 2 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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