Surf Forecasts:
How big are the waves at Asakawa today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 10ft (3.0m), 14s period with SSE swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 8ft (2.5m), 13s period with SSE swell.
- Evening surf: Evening surf (25 Aug, local time) - 8ft (2.5m), 13s period with SSE swell.
The current surf forecast for Asakawa at 7AM is: 2.5m 14s primary swell from a South-southeast direction and 1.8m 17s secondary swell from a South-southeast direction (forecast issued at 02:00am August 25). The wind direction is predicted to be glassy and the swell rating is 5.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 10ft (3.0m) | 14s |
| Afternoon (25 Aug) | 8ft (2.5m) | 13s |
| Evening (25 Aug) | 8ft (2.5m) | 13s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Thu night. Warm (max 31°C on Tue morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 25 | Wednesday 26 | Thursday 27 | ||||||||||||||||||||||
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) | SE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSE 10 | SSE 10 | S 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 2844 | 3241 | 2446 | 3875 | 2767 | 2005 | 2986 | 2402 | 1961 | 1570 | 1290 | 1048 | 827 | 711 | 576 | 478 | 353 | 338 | 265 | 190 | 171 | 282 | 276 | 246 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | glassy | cross-on | on | on | cross-on | cross | cross | cross | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 3:35AM1.49m | 5:25PM1.60m | 4:20AM1.60m | 5:47PM1.67m | 4:59AM1.70m | 6:08PM1.73m | ||||||||||||||||||
Low Tide | 10:27PM1.07m | 10:31AM0.36m | 10:55PM0.96m | 11:05AM0.27m | 11:22PM0.84m | 11:35AM0.21m | ||||||||||||||||||
 | |  | | | | | | |  | | |  | |  |  | | |  | | | | |  | |
 | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 26 | 26 | 25 | 29 | 31 | 31 | 29 | 26 | 26 | 26 | 26 | 29 | 31 | 30 | 29 | 27 | 26 | 26 | 26 | 29 | 31 | 31 | 29 | 27 |
Feels °C | 31 | 31 | 30 | 33 | 34 | 34 | 34 | 31 | 30 | 30 | 31 | 33 | 34 | 33 | 33 | 31 | 30 | 30 | 30 | 32 | 33 | 33 | 33 | 31 |
Swell 1 Height (m) Direction Period (s) | SE 16 | SSE 15 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSE 8 | SSE 8 | SSW 10 | SSE 10 | S 9 |
| kJ | 2844 | 3241 | 2446 | 3875 | 2767 | 2005 | 2986 | 2402 | 1961 | 1570 | 1290 | 1048 | 827 | 711 | 576 | 478 | 353 | 338 | 265 | 157 | 171 | 117 | 276 | 246 |
Swell 2 Height (m) Direction Period (s) | SSE 18 | SSE 18 | SSE 17 | E 15 | S 17 | S 15 | E 14 | E 14 | E 13 | SE 10 | SE 10 | SE 10 | SE 9 | SSE 9 | SSE 9 | SSE 9 | SE 9 | SE 8 | SSE 9 | SSW 10 | SSW 10 | E 11 | SSW 9 | SSW 9 |
| kJ | 1474 | 1407 | 1717 | 17 | 1252 | 1310 | 37 | 35 | 32 | 117 | 185 | 217 | 247 | 216 | 216 | 197 | 178 | 142 | 181 | 190 | 151 | 10 | 73 | 53 |
Swell 3 Height (m) Direction Period (s) | E 11 | E 12 | E 12 | S 18 | E 15 | E 14 | — | — | — | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | SSE 12 | SSE 12 | SSE 11 | SE 10 | SE 16 | E 11 | E 11 |
| kJ | 10 | 11 | 11 | 942 | 17 | 16 | — | — | — | 31 | 31 | 30 | 30 | 29 | 29 | 27 | 25 | 27 | 26 | 24 | 35 | 10 | 10 | 10 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 10 | SSW 9 | SSW 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 282 | 261 | 211 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 0 | 11 | 11 | 11 | 11 | 2 | 2 | 2 | 0 | 11 | 30 | 30 | 11 | 2 | 2 | 2 | 2 | 11 | 11 | 11 | 11 | 2 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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