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Surf Forecasts:
Hayama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 pm Tuesday 21 Apr 2026 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
18.4° C
(Which is normal for this time of year)How big are the waves at Hayama today?
The current surf forecast for Hayama at 7PM is: 1.2m 11s primary swell from a Southeast direction and 0.7m 6s secondary swell from a South direction (forecast issued at 02:00pm April 21). An open ocean swell of 0.4m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | - | - |
| Afternoon (21 Apr) | 1.5ft (0.4m) | 11s |
| Evening (21 Apr) | 2ft (0.6m) | 6s |
Table - waves today at Hayama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 6 | 6 | 7 | 8 | 8 | 8 | 4 | 4 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 4 | 12 | 12 | 12 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 58 | 41 | 328 | 27 | 23 | 42 | 53 | 45 | 23 | 13 | 14 | 11 | 16 | 12 | 15 | 10 | 10 | 7 | 6 | 6 | 6 | 6 | 5 | 5 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | cross | cross- off | cross | cross- on | cross- on | on | on | on | on | on | on | cross- off | off | off | off | on | glass | off | off | off | off | off |
High Tide / height (m) | 8:01PM 1.22 | 6:19AM 1.38 | 9:04PM 1.14 | 6:47AM 1.30 | 10:41PM 1.09 | 7:21AM 1.19 | ||||||||||||||||||
Low Tide / height (m) | 1:01PM 0.04 | 12:49AM 0.87 | 1:44PM 0.13 | 1:20AM 0.95 | 2:37PM 0.23 | 2:13AM 1.02 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:01 | - | - | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 4:58 | - |
| Sunset | - | - | 6:17 | - | - | - | - | - | - | - | 6:19 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - |
 |  | |  |  | | | | |  | |  | | | | | | |  |  | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 | 8 | 6 | 3 | 2 | - |
| Temp. °C | 20 | 22 | 19 | 16 | 16 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 18 | 17 | 14 | 14 | 13 | 12 | 12 | 13 |
| Feels °C (?) | 17 | 17 | 15 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 14 | 15 | 14 | 15 | 13 | 13 | 16 | 16 | 14 | 9 | 4 | 2 | 2 | 5 |
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Live Wave Height (m)
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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 Hayama 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.
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