Surf Forecasts:
How big are the waves at Asakawa today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 11ft (3.5m), 13s period with SE swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 11ft (3.5m), 13s period with SE swell.
- Evening surf: Evening surf (20 Sep, local time) - 10ft (3.0m), 12s period with SE swell.
The current surf forecast for Asakawa at 4AM is: 3.5m 13s primary swell from a Southeast direction (forecast issued at 08:00pm September 19). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 11ft (3.5m) | 13s |
| Afternoon (20 Sep) | 11ft (3.5m) | 13s |
| Evening (20 Sep) | 10ft (3.0m) | 12s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue afternoon, min 20°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | ||||||||||||||||
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 14 | ESE 14 | ESE 14 | ESE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 13 | SE 12 | SE 13 | SE 13 | SE 13 | ESE 13 | ESE 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 4977 | 4846 | 4864 | 4864 | 4304 | 4045 | 3984 | 3741 | 3447 | 2966 | 3015 | 3113 | 2861 | 3118 | 3217 | 2891 | 3088 | 1991 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off |
High Tide | 9:10PM1.37m | 3:50PM1.33m | 11:43PM1.27m | 4:02PM1.43m | ||||||||||||||
Low Tide | 6:31AM0.69m | 8:58PM1.25m | 8:18AM0.63m | |||||||||||||||
 |  |  | |  | | | | | | |  | | | | | | | |
 | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | 6:04 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 25 | 24 | 23 | 27 | 27 | 27 | 25 | 24 | 24 | 23 | 24 | 26 | 27 | 27 | 25 | 23 |
Feels °C | 30 | 28 | 27 | 25 | 24 | 26 | 25 | 27 | 24 | 23 | 23 | 22 | 22 | 24 | 26 | 27 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | ESE 14 | ESE 14 | ESE 14 | ESE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 13 | SE 12 | SE 13 | SE 13 | SE 13 | ESE 13 | ESE 12 |
| kJ | 4977 | 4846 | 4864 | 4864 | 4304 | 4045 | 3984 | 3741 | 3447 | 2966 | 3015 | 3113 | 2861 | 3118 | 3217 | 2891 | 3088 | 1991 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | N 5 | NNE 4 | NNE 4 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 5 | NNE 6 | NNE 6 | N 6 |
| kJ | — | — | — | 60 | 17 | 28 | 64 | 67 | 80 | 125 | 83 | 73 | 78 | 73 | 75 | 85 | 47 | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 43 | 43 | 43 | 43 | 43 | 0 | 0 | 43 | 57 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
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