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Surf Forecasts:
Hayama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Wednesday 20 May 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
20.1° C
(Which is slightly cooler than normal)How big are the waves at Hayama today?
The current surf forecast for Hayama at 2AM is: 0.3m 10s primary swell from a Southeast direction and 0.1m 7s secondary swell from a South direction, 0.5m 4s secondary swell from a South direction (forecast issued at 08:00pm May 20). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 2.5ft (0.8m) | 6s |
| Afternoon (21 May) | 7ft (2.1m) | 7s |
| Evening (21 May) | 3.5ft (1.1m) | 8s |
Table - waves today at Hayama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Thu afternoon. Warm (max 21°C on Wed night, min 13°C on Fri afternoon). Winds increasing (moderate winds from the SW on Wed night, strong winds from the N by Fri morning). | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | |||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 4 | SE 10 | SE 10 | SE 9 | S 6 | S 6 | S 6 | SSW 7 | S 7 | S 8 | S 8 | SSW 8 | SSW 8 | S 8 | S 8 | S 7 | S 7 | SSW 7 | S 8 | SSW 8 | SE 11 | S 7 | SSE 8 | S 7 | |
24 | 18 | 14 | 14 | 24 | 49 | 141 | 425 | 173 | 138 | 118 | 96 | 77 | 57 | 55 | 40 | 27 | 18 | 10 | 6 | 5 | 5 | 6 | 4 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | |
High Tide | 8:03PM1.30m | 6:06AM1.40m | 8:56PM1.25m | 6:46AM1.31m | 9:56PM1.21m | 7:39AM1.20m | ||||||||||||||||||
Low Tide | 00:49AM0.96m | 1:32PM0.11m | 1:38AM0.98m | 2:20PM0.23m | 2:47AM0.99m | |||||||||||||||||||
 |  | |  |  | | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:31 | — | — | — | — |
 | 6:40 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | 6:44 |
— | — | — | 2 | 1 | 1 | — | 8 | 2 | — | 1 | 3 | 1 | 1 | 1 | 2 | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 18 | 17 | 17 | 16 | 15 | 16 | 15 | 14 | 13 | 14 | 13 | 13 | 13 | 13 | 14 | 16 | 18 |
19 | 20 | 20 | 21 | 21 | 21 | 20 | 15 | 14 | 14 | 12 | 11 | 10 | 8 | 5 | 4 | 5 | 4 | 5 | 6 | 6 | 7 | 10 | 14 | |
Swell 1 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | ESE 9 | SE 10 | S 7 | S 7 | S 8 | S 8 | SSW 8 | SSW 8 | S 8 | S 8 | S 7 | S 7 | SSW 7 | S 8 | SSW 8 | SE 7 | S 7 | S 7 | S 7 |
 kJ | 15 | 15 | 14 | 14 | 14 | 59 | 44 | 154 | 173 | 138 | 118 | 96 | 77 | 57 | 55 | 40 | 27 | 18 | 10 | 6 | 2 | 4 | 4 | 4 |
Swell 2 Height (m) Direction Period (s) | — | — | S 6 | S 7 | — | — | — | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 9 | SE 10 | SE 11 | E 9 | SE 11 | SE 11 | SE 6 | S 7 | SE 11 | ESE 11 | ESE 11 |
| kJ | — | — | 1 | 1 | — | — | — | 38 | 37 | 4 | 4 | 4 | 4 | 3 | 4 | 4 | 2 | 4 | 5 | 2 | 1 | 5 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | E 11 | — | ESE 10 | E 11 | SSE 7 | S 6 | SE 11 | SE 11 | E 6 | SSE 8 | SW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 18 | 2 | 5 | 1 | 5 | 5 | 1 | 6 | 2 |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | SSW 4 | S 6 | S 6 | S 6 | SSW 7 | — | — | NE 3 | NNE 3 | NNE 3 | NNE 3 | NNE 3 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NNE 4 | NE 3 |
| kJ | 24 | 18 | 9 | 5 | 24 | 49 | 141 | 425 | — | — | 2 | 3 | 4 | 5 | 12 | 27 | 32 | 26 | 24 | 16 | 16 | 16 | 9 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 40 | 40 | 40 | 40 | 40 | 19 | 19 | 0 | 2 | 6 | 32 | 6 | 230 | 471 | 145 | 507 | 511 | 145 | 574 | 553 | 799 | 799 | 886 | 844 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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