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Surf Forecasts:
Hanamizu River surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 am Thursday 30 Apr 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
19.1° C
(Which is normal for this time of year)How big are the waves at Hanamizu River today?
The current surf forecast for Hanamizu River at 2PM is: 0.3m 8s primary swell from a Southeast direction and 0.2m 5s secondary swell from a South-southeast direction (forecast issued at 08:00am April 30). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 0.5ft (0.2m) | 6s |
| Afternoon (30 Apr) | 1ft (0.3m) | 8s |
| Evening (30 Apr) | 1.5ft (0.4m) | 7s |
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 45mm), heaviest during Fri morning. Very mild (max 19°C on Sat afternoon, min 12°C on Thu afternoon). Winds decreasing (fresh winds from the WSW on Fri night, calm by Sat afternoon). | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | Sun 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 6 | SSW 6 | ESE 5 | SE 8 | ESE 6 | SE 7 | SE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSE 9 | SSW 8 | SSW 8 | SSW 8 | SW 9 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SW 10 | S 7 | SW 8 | SW 8 | |
6 | 3 | 2 | 9 | 22 | 14 | 23 | 57 | 96 | 162 | 183 | 197 | 414 | 848 | 634 | 1147 | 318 | 194 | 118 | 49 | 23 | 16 | 11 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | on | glassy | glassy | cross-off | cross-off | |
High Tide | 3:22AM1.43m | 4:30PM1.40m | 3:43AM1.46m | 5:07PM1.43m | 4:05AM1.47m | 5:43PM1.43m | ||||||||||||||||||
Low Tide | 9:57AM0.29m | 10:02PM0.73m | 10:26AM0.20m | 10:32PM0.79m | 10:55AM0.14m | 11:01PM0.84m | ||||||||||||||||||
 | | | |  |  | |  |  | | | |  |  |  | | | | | | |  | | | |
 | 4:52 | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 |
 | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | 6:29 |
1 | 1 | 1 | 1 | — | 1 | 3 | 6 | 12 | 16 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 12 | 14 | 16 | 16 | 17 | 16 | 15 | 13 | 14 | 18 | 18 | 19 | 18 | 18 | 18 | 17 |
10 | 10 | 11 | 9 | 10 | 8 | 8 | 9 | 8 | 12 | 15 | 15 | 15 | 10 | 11 | 9 | 13 | 16 | 14 | 18 | 18 | 17 | 16 | 14 | |
Swell 1 Height (m) Direction Period (s) | SSW 6 | SSW 6 | ESE 5 | SE 8 | SE 6 | SE 7 | SE 7 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSE 9 | SSE 9 | — | ESE 10 | SSW 8 | SSW 10 | SSW 10 | SSW 10 | SW 10 | S 7 | S 7 | S 7 | SW 8 |
 kJ | 6 | 3 | 2 | 9 | 5 | 14 | 23 | 57 | 96 | 162 | 183 | 197 | 157 | — | 60 | 434 | 318 | 194 | 118 | 49 | 16 | 16 | 9 | 14 |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 5 | SE 8 | SSE 5 | SE 8 | S 5 | — | — | — | — | NNW 3 | — | — | — | SSE 9 | — | SE 10 | SE 8 | SSE 8 | SE 10 | SW 10 | SW 9 | SW 8 | SSE 7 |
| kJ | 3 | 1 | 2 | 2 | 2 | 1 | — | — | — | — | 2 | — | — | — | 53 | — | 4 | 15 | 6 | 4 | 23 | 13 | 11 | 5 |
Swell 3 Height (m) Direction Period (s) | E 7 | SE 8 | S 5 | S 5 | S 5 | SW 5 | — | — | — | — | — | — | — | — | — | — | SE 8 | SE 11 | SE 10 | E 9 | SE 9 | ESE 9 | SE 9 | SE 10 |
| kJ | 1 | 3 | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 14 | 4 | 4 | 14 | 3 | 8 | 3 | 4 |
Wind waves Height (m) Direction Period (s) | ENE 3 | ENE 3 | ENE 2 | — | ESE 6 | — | — | NNE 2 | NNE 3 | N 4 | — | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 9 | — | — | S 2 | S 7 | — | — | — | — |
| kJ | 3 | 2 | 1 | — | 22 | — | — | 1 | 3 | 9 | — | 197 | 414 | 848 | 634 | 1147 | — | — | 1 | 27 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1015 | 253 | 69 | 69 | 861 | 769 | 730 | 10 | 465 | 0 | 13 | 103 | 461 | 461 | 13 | 13 | 0 | 43 | 103 | 76 | 62 | 59 | 59 | 41 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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