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Surf Forecasts:
Hayama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 am Wednesday 10 Dec 2025 JSTForecast update in hr min s Forecast update imminent
Hayama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Hayama sea temperature is
19.0° C
(Which is slightly cooler than normal)How big are the waves at Hayama today?
The current surf forecast for Hayama at 10AM is: 0.1m 6s primary swell from a West direction (forecast issued at 02:00am December 10). An open ocean swell of 0.2m 10s is not directed at the surf break, a second open ocean swell of 0.2m 11s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Dec) | 0.5ft (0.1m) | 6s |
| Afternoon (10 Dec) | 0.5ft (0.1m) | 6s |
| Evening (10 Dec) | 0.5ft (0.2m) | 7s |
Table - waves today at Hayama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 6 | 6 | 6 | 4 | 7 | 7 | 6 | 11 | 11 | 11 | 4 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 10 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 4 | 1 | 1 | 0 | 0 | 0 | 20 | 89 | 233 | 287 | 118 | 47 | 26 | 10 | 4 | 3 | 2 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | off | off | cross- off | cross- off | cross- off | off | off | cross- off | glass | on | cross- on | cross- on | cross- on | cross- on | off | off | off | off | off | off | off |
High Tide / height (m) | 8:53AM 1.32 | 7:05PM 1.32 | 9:39AM 1.29 | 8:05PM 1.22 | 10:26AM 1.27 | |||||||||||||||||||
Low Tide / height (m) | 1:37AM 0.15 | 1:56PM 0.96 | 2:22AM 0.27 | 3:01PM 0.93 | 3:12AM 0.41 | 4:20PM 0.86 | ||||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:39 | - | - | - | - |
| Sunset | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - |
 | | |  | | |  | |  | | |  | | | | | | | | |  | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 10 | 10 | 11 | 12 | 13 | 12 | 11 | 11 | 10 | 11 | 13 | 15 | 15 | 15 | 14 | 12 | 8 | 7 | 8 | 8 | 6 | 6 |
| Feels °C (?) | 8 | 7 | 5 | 6 | 8 | 9 | 8 | 7 | 7 | 8 | 7 | 9 | 8 | 5 | 4 | 3 | 0 | 5 | -5 | -5 | -3 | -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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