- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Hanamizu River surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 pm Thursday 21 May 2026 JSTForecast 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
20.2° C
(Which is slightly cooler than normal)How big are the waves at Hanamizu River today?
The current surf forecast for Hanamizu River at 11PM is: 1.0m 8s primary swell from a South direction and 0.1m 9s secondary swell from a Southeast direction, 0.3m 3s secondary swell from a Northeast direction (forecast issued at 02:00pm May 21). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 4.5ft (1.4m) | 7s |
| Evening (21 May) | 3.5ft (1.1m) | 8s |
Table - waves today at Hanamizu River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Thu afternoon. Very mild (max 18°C on Thu afternoon, min 13°C on Fri afternoon). Winds decreasing (fresh winds from the NNE on Fri afternoon, light winds from the ENE by Sat afternoon). | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 7 | S 7 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | SSW 7 | SSW 7 | S 8 | S 7 | SSW 7 | S 7 | S 7 | S 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SSE 6 | |
127 | 189 | 183 | 145 | 95 | 76 | 74 | 57 | 41 | 40 | 18 | 18 | 10 | 5 | 5 | 4 | 5 | 5 | 8 | 6 | 54 | 18 | 82 | 24 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:39PM1.30m | 7:09AM1.36m | 10:39PM1.27m | 8:20AM1.23m | 11:32PM1.27m | |||||||||||||||||||
Low Tide | 1:59PM0.12m | 2:09AM1.08m | 2:55PM0.27m | 3:38AM1.04m | 3:57PM0.43m | 5:23AM0.94m | ||||||||||||||||||
 | | |  | | | | | | | |  | |  |  | | | | | | | | | | |
 | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — |
 | — | — | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | 6:45 |
1 | 5 | 2 | 1 | 1 | 5 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 1 | |
Temp °C | 22 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 16 | 18 | 18 | 17 | 17 | 16 | 16 | 17 |
25 | 15 | 15 | 16 | 15 | 14 | 13 | 12 | 10 | 9 | 7 | 7 | 8 | 8 | 8 | 9 | 12 | 16 | 17 | 17 | 16 | 15 | 16 | 18 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | S 7 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | SSW 7 | SSW 7 | S 8 | S 7 | SSW 7 | S 7 | S 7 | N 3 | SE 7 | SE 6 | SE 6 | SE 6 | SSE 6 | SSE 6 |
 kJ | 63 | 189 | 183 | 145 | 95 | 76 | 74 | 57 | 41 | 40 | 18 | 18 | 10 | 4 | 5 | 4 | 4 | 1 | 8 | 6 | 14 | 18 | 24 | 24 |
Swell 2 Height (m) Direction Period (s) | — | ESE 10 | ESE 10 | ESE 10 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 11 | SE 11 | E 11 | E 11 | SSE 7 | SE 7 | E 11 | SE 11 | S 7 | S 6 | SE 11 | SE 12 | E 12 | E 12 | E 12 |
| kJ | — | 38 | 36 | 36 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 2 | 2 | 5 | 2 | 2 | 5 | 4 | 1 | 5 | 5 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SE 11 | SE 11 | E 11 | — | — | SE 10 | SSE 7 | E 9 | E 9 | SW 8 | SE 11 | E 6 | E 6 | SE 11 | SE 11 | SW 8 | SW 8 | ESE 10 | SE 12 | E 10 |
| kJ | — | — | — | — | 5 | 5 | 3 | — | — | 23 | 10 | 2 | 2 | 2 | 5 | 1 | 1 | 5 | 5 | 3 | 2 | 10 | 6 | 2 |
Wind waves Height (m) Direction Period (s) | S 7 | SW 7 | NE 2 | NE 3 | NE 3 | NE 3 | NE 3 | NNE 3 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 3 | NE 3 | — | — | SE 6 | — | SE 6 | — |
| kJ | 127 | 183 | 2 | 1 | 1 | 2 | 2 | 7 | 18 | 32 | 32 | 26 | 19 | 13 | 12 | 10 | 7 | 1 | — | — | 54 | — | 82 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 13 | 105 | 19 | 19 | 19 | 19 | 123 | 123 | 123 | 123 | 123 | 123 | 527 | 527 | 527 | 773 | 773 | 769 | 62 | 59 | 0 | 12 | 0 | 12 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Hanamizu 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.
Nearest