Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Hanamizu River surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Wednesday 31 Dec 2025 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
17.7° 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 5AM is: 0.2m 5s primary swell from a South-southwest direction and 0.1m 8s secondary swell from a Southwest direction (forecast issued at 08:00pm December 31). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jan) | 0.5ft (0.1m) | 15s |
| Afternoon (01 Jan) | 0.5ft (0.1m) | 8s |
| Evening (01 Jan) | 0.5ft (0.1m) | 8s |
Table - waves today at Hanamizu River. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wed 31 | Thursday 01 | Friday 02 | Saturday 03 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 5 | 5 | 5 | 15 | 8 | 8 | 4 | 8 | 14 | 8 | 8 | 8 | 4 | 4 | 4 | 4 | 9 | 9 | 9 | 9 | 9 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8 | 12 | 5 | 3 | 2 | 4 | 1 | 2 | 1 | 2 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 20 | 19 | 8 | 3 | 3 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | on | cross | off | cross- off | cross- off | off | cross- off | cross- off | glass | cross- on |
High Tide / height (m) | 4:06AM 1.34 | 1:43PM 1.44 | 4:57AM 1.43 | 2:38PM 1.49 | 5:40AM 1.48 | |||||||||||||||||||
Low Tide / height (m) | 8:30PM 0.16 | 8:39AM 1.09 | 9:23PM 0.02 | 9:39AM 1.10 | 10:12PM -0.07 | 10:27AM 1.07 | ||||||||||||||||||
Wed 31 | Thursday 01 | Friday 02 | Saturday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - |
| Sunset | - | - | - | - | - | - | - | 4:39 | - | - | - | - | - | - | - | 4:40 | - | - | - | - | - | - | - | 4:42 |
 | | |  | |  | | | | |  | | | | |  |  | | |  | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - |
| Temp. °C | 11 | 10 | 9 | 7 | 6 | 6 | 7 | 8 | 8 | 7 | 6 | 6 | 5 | 5 | 6 | 8 | 5 | 4 | 4 | 3 | 4 | 6 | 8 | 9 |
| Feels °C (?) | 9 | 7 | 4 | 0 | 0 | -1 | 2 | 4 | 5 | 3 | 1 | 0 | -1 | 0 | 2 | 1 | 0 | -3 | 0 | -1 | -1 | 2 | 4 | 4 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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