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Surf Forecasts:
Hayama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 am Monday 08 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
19.5° C
(Which is normal for this time of year)How big are the waves at Hayama today?
The current surf forecast for Hayama at 10AM is: 0.4m 4s primary swell from a Southwest direction and 0.2m 4s secondary swell from a South-southwest direction, 0.1m 10s secondary swell from a Southeast direction (forecast issued at 08:00am December 08). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 1.5ft (0.4m) | 4s |
| Afternoon (08 Dec) | 3.5ft (1.1m) | 6s |
| Evening (08 Dec) | 3ft (0.9m) | 6s |
Table - waves today at Hayama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | Thu 11 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 4 | 5 | 6 | 6 | 6 | 5 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 8 | 10 | 10 | 10 | 7 | 7 | 4 | 11 | 3 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4 | 7 | 7 | 72 | 136 | 54 | 14 | 4 | 4 | 3 | 3 | 3 | 3 | 4 | 3 | 4 | 4 | 0 | 1 | 1 | 1 | 5 | 2 | 2 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | on | cross- on | cross- on | cross | off | off | off | off | off | off | cross- off | cross- off | cross- off | off | off | off | off | off | glass | glass | glass | glass | cross- off |
High Tide / height (m) | 7:28AM 1.39 | 5:36PM 1.48 | 8:10AM 1.36 | 6:17PM 1.41 | 8:53AM 1.32 | 7:05PM 1.32 | ||||||||||||||||||
Low Tide / height (m) | 12:22PM 0.98 | 12:56AM 0.05 | 1:05PM 0.98 | 1:37AM 0.15 | 1:56PM 0.96 | 2:22AM 0.27 | ||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | Thu 11 | |||||||||||||||||||||
| Sunrise | - | 6:35 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - | - | - | - | 4:29 | - | - | - | - |
 |  | |  |  |  | | | | |  | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 13 | 14 | 18 | 17 | 14 | 12 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 11 | 12 | 13 | 13 | 12 | 10 |
| Feels °C (?) | 8 | 10 | 7 | 9 | 12 | 7 | 4 | 4 | 2 | 2 | 4 | 5 | 6 | 7 | 8 | 6 | 5 | 6 | 7 | 9 | 11 | 11 | 10 | 5 |
- 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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