Surf Forecasts:
Sakawa River surf forecast from 24 Aug 2026:
- Best quality surf: Tuesday 25 Aug, 12AM (local time) - 5ft (1.6m), 14s period, SSE swell with cross-offshore winds.
- Most powerful swell: Tuesday 25 Aug, 6AM (local time) - 6ft (1.8m), 13s period, S swell with 1,155 kJ wave energy.
- Next surfable swell (1★+): Tuesday 25 Aug, 12AM (local time) - 5ft (1.6m), 14s period with SSE swell.
Best Forecast Surf Conditions for Sakawa River this week:
The surf forecast for Sakawa River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Aug 25) at 12AM. The primary swell is predicted to be 1.6m and 14s period with a secondary swell of 0.8m and 18s. Another secondary swell of 0.7m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sakawa River in the next 16 days are 1.8m 13s and forecast to arrive on Tuesday (Aug 25) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Saturday (Aug 29) at 6AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Tue 25th Aug) | 5ft (1.6m) 14s |
| Best Surf | 12AM (Tue 25th Aug) | 5ft (1.6m) 14s |
| Most Powerful | 6AM (Tue 25th Aug) | 6ft (1.8m) 13s |
Table - best surf conditions forecast for Sakawa River over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Thu morning. Warm (max 31°C on Tue afternoon, min 26°C on Mon night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 26mm), heaviest during Thu afternoon. Warm (max 28°C on Fri afternoon, min 23°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSE 16 | SSE 14 | S 13 | SSE 12 | S 12 | S 12 | SSW 12 | SSW 12 | SW 12 | S 10 | S 10 | SW 10 | SSW 8 | S 8 | S 7 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 966 | 975 | 1018 | 418 | 544 | 347 | 263 | 121 | 66 | 100 | 64 | 222 | 72 | 45 | 26 | 31 | 29 | 26 | 16 | 16 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | cross | cross | cross-off | cross | cross-off | cross-off | cross | cross | cross | glassy | cross-on | off | cross | glassy | cross-off | cross | cross-on | glassy |
High Tide | 4:22PM1.27m | 1:56AM1.27m | 4:35PM1.33m | 2:52AM1.35m | 4:51PM1.38m | 3:36AM1.42m | 5:08PM1.43m | 4:16AM1.47m | 5:27PM1.46m | 4:55AM1.50m | 5:45PM1.49m | 5:33AM1.50m | 6:05PM1.51m | |||||||
Low Tide | 9:13PM1.05m | 9:21AM0.30m | 9:43PM0.95m | 9:55AM0.23m | 10:11PM0.85m | 10:25AM0.20m | 10:39PM0.74m | 10:54AM0.20m | 11:08PM0.63m | 11:22AM0.24m | 11:38PM0.52m | 11:50AM0.32m | 00:10AM0.43m | |||||||
 |  | | |  | | |  |  |  |  |  | |  |  |  | | | | | |
 | — | — | 5:09 | — | — | 5:09 | — | — | 5:11 | — | — | 5:11 | — | — | 5:11 | — | — | 5:13 | — | — |
 | 6:22 | — | — | 6:21 | — | — | 6:19 | — | — | 6:17 | — | — | 6:16 | — | — | 6:15 | — | — | 6:14 | — |
mm | — | — | — | — | 1 | — | — | — | 2 | 10 | 3 | — | — | 3 | — | 5 | 5 | — | — | — |
Temp °C | 29 | 26 | 30 | 31 | 26 | 30 | 31 | 28 | 29 | 26 | 24 | 27 | 28 | 26 | 28 | 26 | 24 | 28 | 28 | 26 |
Feels °C | 32 | 30 | 33 | 34 | 29 | 33 | 33 | 32 | 34 | 29 | 28 | 31 | 32 | 30 | 31 | 30 | 27 | 30 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SSE 16 | SSE 14 | S 13 | SSE 12 | S 12 | S 12 | SSW 12 | SSW 12 | S 6 | S 10 | S 10 | S 9 | SSW 8 | S 8 | S 7 | SSW 8 | SSW 8 | SE 10 | SSW 8 | SE 10 |
| kJ | 966 | 975 | 1018 | 418 | 544 | 347 | 263 | 121 | 24 | 100 | 64 | 55 | 72 | 45 | 26 | 20 | 22 | 26 | 13 | 16 |
Swell 2 Height (m) Direction Period (s) | SSE 18 | S 18 | ESE 14 | S 14 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 10 | SE 10 | SE 10 | SE 9 | SSE 9 | SSE 9 | SE 11 | SE 11 | SE 11 | SSW 8 | SE 10 | SE 6 |
| kJ | 333 | 393 | 67 | 306 | 67 | 90 | 73 | 73 | 38 | 24 | 24 | 23 | 17 | 9 | 19 | 31 | 29 | 13 | 16 | 5 |
Swell 3 Height (m) Direction Period (s) | ESE 12 | ESE 15 | ESE 14 | ESE 13 | ESE 13 | E 12 | ESE 12 | S 5 | SW 12 | SW 12 | ESE 10 | E 12 | ESE 9 | SE 13 | SE 13 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SSW 8 |
| kJ | 28 | 42 | 66 | 59 | 33 | 26 | 28 | 19 | 66 | 35 | 19 | 11 | 8 | 7 | 7 | 4 | 8 | 4 | 4 | 12 |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 4 | — | NE 3 | — | SW 10 | — | — | NE 3 | ENE 4 | — | E 6 | — | SSE 3 |
| kJ | 17 | 13 | 13 | 12 | 14 | 18 | 15 | 4 | — | 6 | — | 222 | — | — | 7 | 7 | — | 25 | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 481 | 0 | 24 | 454 | 0 | 24 | 481 | 0 | 9 | 68 | 24 | 0 | 67 | 22 | 73 | 58 | 82 | 66 | 50 | 58 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Sakawa River surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Sakawa River Surf forecast
The above surf forecast table for Sakawa River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sakawa River can be found by selecting the local surf guide option on the grey menu. Our Sakawa River surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Sakawa River) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Sakawa River may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Sakawa River is 2 km (1 miles) from Odawara. If you plan a holiday in Kanagawa, look for hotels and other accommodation in Odawara. Odawara has rooms for a wide range of budgets as well as car hire and transport links.
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