Surf Forecasts:
How big are the waves at Asakawa today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 4.5ft (1.3m), 8s period with S swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 3ft (0.9m), 8s period with SSW swell.
- Evening surf: Evening surf (18 Jun, local time) - 1.5ft (0.5m), 6s period with S swell.
The current surf forecast for Asakawa at 1PM is: 1.3m 8s primary swell from a South-southwest direction and 0.9m 8s secondary swell from a South-southwest direction, 0.6m 6s secondary swell from a East-southeast direction (forecast issued at 08:00am June 18). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 4.5ft (1.3m) | 8s |
| Afternoon (18 Jun) | 3ft (0.9m) | 8s |
| Evening (18 Jun) | 1.5ft (0.5m) | 6s |
Table - waves today at Asakawa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 42mm), heaviest during Sat afternoon. Warm (max 26°C on Thu morning, min 23°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sun 21 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | S 8 | S 8 | SSW 8 | SSW 8 | SSW 7 | S 6 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SE 10 | SSW 6 | SE 10 | SSW 5 | SSW 6 | SSW 6 | SSW 7 | SSW 8 | SSW 8 | SSW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 316 | 219 | 192 | 99 | 78 | 21 | 50 | 64 | 48 | 47 | 42 | 40 | 44 | 67 | 35 | 41 | 35 | 66 | 154 | 336 | 452 | 517 | 402 | 361 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | cross-on | cross-on | cross-on | cross | glassy | glassy | off | glassy | on | cross-on | cross-on | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 7:18AM1.80m | 9:13PM1.70m | 8:10AM1.71m | 9:57PM1.65m | 9:06AM1.59m | 10:40PM1.61m | ||||||||||||||||||
Low Tide | 2:17PM0.03m | 2:38AM0.95m | 3:04PM0.19m | 3:33AM0.92m | 3:50PM0.37m | |||||||||||||||||||
 | | | |  |  | | | |  |  | | |  | |  |  | | |  | |  | |  | |
 | 4:52 | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 |
 | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | 7:15 |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 4 | 9 | 3 | — | 1 | 7 | 10 | 2 | 1 | 1 |
Temp °C | 22 | 25 | 26 | 26 | 25 | 23 | 23 | 23 | 23 | 26 | 26 | 26 | 25 | 24 | 23 | 23 | 23 | 25 | 25 | 24 | 25 | 25 | 25 | 24 |
Feels °C | 25 | 28 | 29 | 27 | 27 | 26 | 26 | 26 | 26 | 30 | 30 | 28 | 29 | 28 | 26 | 26 | 26 | 28 | 26 | 25 | 27 | 27 | 28 | 27 |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | SSW 8 | ESE 6 | SE 6 | S 6 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 6 | S 6 | S 6 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 316 | 219 | 105 | 13 | 9 | 18 | 50 | 64 | 48 | 47 | 42 | 40 | 44 | 29 | 24 | 16 | 35 | 35 | 25 | 34 | 34 | 24 | 33 | 32 |
Swell 2 Height (m) Direction Period (s) | NNE 4 | SE 10 | ESE 6 | SE 10 | SE 10 | SSW 7 | SSE 6 | SSE 6 | SE 6 | SE 6 | SE 5 | SE 5 | SE 10 | SE 10 | SE 10 | SE 10 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
| kJ | 1 | 15 | 23 | 15 | 15 | 21 | 11 | 12 | 16 | 15 | 7 | 7 | 24 | 25 | 35 | 35 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | SE 10 | E 12 | SE 10 | E 12 | E 12 | SE 7 | SE 7 | SE 10 | SE 11 | SE 10 | SE 9 | SE 10 | S 8 | S 8 | SE 14 | SE 13 | S 8 | S 8 | — | — | — | — | — | — |
| kJ | 4 | 11 | 15 | 10 | 3 | 11 | 11 | 16 | 18 | 14 | 14 | 23 | 1 | 1 | 7 | 7 | 1 | 1 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 4 | — | SSW 8 | SSW 8 | SSW 7 | — | — | — | — | — | — | — | SW 3 | SSW 6 | — | SSW 6 | SSW 5 | SSW 5 | SSW 6 | SSW 6 | SSW 7 | SSW 8 | SSW 8 | SSW 8 |
| kJ | 10 | — | 192 | 99 | 78 | — | — | — | — | — | — | — | 3 | 67 | — | 41 | 22 | 66 | 154 | 336 | 452 | 517 | 402 | 361 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 11 | 14 | 14 | 14 | 2 | 0 | 0 | 0 | 0 | 30 | 19 | 2 | 0 | 2 | 2 | 2 | 14 | 369 | 369 | 19 | 19 | 14 | 2 |
Best forecast wave conditions in Shikoku | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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