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Surf Forecasts:
Hanamizu River surfForecast / Kanagawa / Japan
Forecast update in hr min s Forecast update imminent
Hanamizu River surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hanamizu River sea temperature is
20.3° C
(Which is 1.4°C colder than average for this time of year)Hanamizu River surf forecast from 29 May 2026:
- Best quality surf: Monday 1 Jun, 9PM (local time) - 2ft (0.6m), 12s period, S swell with cross-offshore winds.
- Most powerful swell: Thursday 4 Jun, 12AM (local time) - 10ft (3.0m), 15s period, SSW swell with 3,993 kJ wave energy.
- Next surfable swell (1★+): Sunday 31 May, 9PM (local time) - 2ft (0.6m), 12s period with S swell.
Best Forecast Surf Conditions for Hanamizu River this week:
The surf forecast for Hanamizu River over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 31) at 9PM. The primary swell is predicted to be 0.6m and 12s period with a secondary swell of 0.3m and 14s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Hanamizu River in the next 16 days are 3.0m 15s and forecast to arrive on Thursday (Jun 04) at 12AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 5s period and expected on Thursday (Jun 04) at 12AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Sun 31st May) | 2ft (0.6m) 12s |
| Best Surf | 9PM (Mon 1st Jun) | 2ft (0.6m) 12s |
| Most Powerful | 12AM (Thu 4th Jun) | 10ft (3.0m) 15s |
Table - best surf conditions forecast for Hanamizu River over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 26°C on Mon morning, min 20°C on Fri night). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 303mm), heaviest during Wed night. Warm (max 25°C on Thu morning, min 19°C on Wed morning). Winds decreasing (strong winds from the NE on Wed night, calm by Thu afternoon). | ||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Fri 5 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map | |||||||||||||||||||||
S 7 | SE 6 | SSE 6 | SSE 6 | S 15 | S 13 | S 12 | S 11 | SSW 14 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SW 12 | SE 7 | SSW 15 | SSW 12 | SSW 10 | SSE 8 | S 8 | S 8 | |
26 | 10 | 22 | 8 | 39 | 81 | 132 | 86 | 149 | 307 | 373 | 238 | 215 | 159 | 240 | 3993 | 399 | 155 | 65 | 46 | 31 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | glassy | cross-on | off | glassy | cross-on | off | on | cross-on | cross-off | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross | cross-on | on | cross-on | cross-on | |
High Tide | 2:53AM1.42m | 5:07PM1.36m | 3:24AM1.44m | 5:43PM1.38m | 3:56AM1.45m | 6:19PM1.37m | 4:28AM1.45m | 6:56PM1.35m | 5:02AM1.45m | 7:33PM1.33m | 5:37AM1.42m | 8:12PM1.31m | 6:14AM1.37m | ||||||||
Low Tide | 9:30PM0.93m | 10:02AM0.17m | 10:06PM0.95m | 10:36AM0.13m | 10:40PM0.97m | 11:10AM0.11m | 11:13PM0.98m | 11:45AM0.12m | 11:45PM0.99m | 12:21PM0.15m | 00:21AM0.99m | 12:57PM0.20m | 1:03AM0.99m | 1:35PM0.26m | |||||||
— | 4:30 | — | — | 4:30 | — | — | 4:28 | — | — | 4:28 | — | — | 4:28 | — | — | 4:28 | — | — | 4:28 | — | |
6:49 | — | 6:50 | — | — | 6:51 | — | — | 6:51 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:53 | |
— | — | — | — | — | — | — | — | — | — | — | — | 8 | 46 | 78 | 169 | — | 2 | — | — | — | |
Temp °C | 22 | 24 | 23 | 22 | 25 | 25 | 24 | 26 | 26 | 22 | 22 | 22 | 20 | 19 | 20 | 22 | 25 | 23 | 23 | 20 | 20 |
18 | 23 | 21 | 22 | 24 | 23 | 23 | 25 | 24 | 21 | 21 | 21 | 20 | 20 | 17 | 18 | 27 | 24 | 26 | 20 | 21 | |
Swell 1 Height (m) Direction Period (s) | S 7 | SE 6 | SSW 7 | SSE 6 | SSE 6 | S 13 | S 12 | S 11 | SSW 14 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SW 12 | SW 12 | SSW 15 | SSE 10 | SSW 10 | SSE 8 | S 8 | S 8 |
26 | 10 | 5 | 8 | 7 | 81 | 132 | 86 | 149 | 307 | 373 | 238 | 215 | 159 | 38 | 3993 | 360 | 155 | 61 | 46 | 31 | |
Swell 2 Height (m) Direction Period (s) | SE 12 | SSW 7 | SE 12 | S 3 | S 15 | SE 12 | SE 12 | SSW 5 | S 11 | SE 11 | SE 11 | SW 15 | SSE 5 | SE 11 | SW 15 | SSE 11 | SSW 12 | SSE 9 | SSW 9 | ESE 8 | SE 8 |
6 | 9 | 5 | 1 | 39 | 6 | 5 | 8 | 55 | 5 | 5 | 109 | 8 | 5 | 36 | 1102 | 399 | 113 | 65 | 7 | 3 | |
Swell 3 Height (m) Direction Period (s) | S 9 | SE 12 | S 13 | SE 11 | SE 12 | ESE 10 | SE 12 | SSW 17 | SE 11 | SE 11 | S 15 | SE 11 | SE 11 | S 14 | SE 11 | — | SSE 10 | SSE 9 | S 8 | S 12 | SE 12 |
2 | 5 | 3 | 5 | 6 | 20 | 21 | 57 | 5 | 19 | 4 | 5 | 5 | 4 | 5 | — | 163 | 86 | 49 | 3 | 6 | |
Wind waves Height (m) Direction Period (s) | NNE 3 | — | SSE 6 | SW 3 | — | S 6 | SW 3 | — | S 5 | SSW 4 | S 3 | S 3 | — | SE 5 | SE 7 | NNE 5 | N 4 | NE 3 | — | NE 3 | — |
1 | — | 22 | 1 | — | 6 | 3 | — | 12 | 12 | 5 | 6 | — | 12 | 240 | 155 | 15 | 3 | — | 1 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 123 | 41 | 101 | 76 | 12 | 77 | 0 | 19 | 77 | 0 | 76 | 104 | 103 | 104 | 769 | 461 | 3 | 36 | 33 | 26 | 493 |
Best forecast wave conditions in Kanagawa | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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Information about the Hanamizu River Surf forecast
The above surf forecast table for Hanamizu River provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Hanamizu River can be found by selecting the local surf guide option on the grey menu. Our Hanamizu 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 (Hanamizu 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 Hanamizu 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.
Hanamizu River is 1 km (1 miles) from Ninomiya. If you plan a holiday in Kanagawa, look for hotels and other accommodation in Ninomiya. Ninomiya has rooms for a wide range of budgets as well as car hire and transport links.












