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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 am Monday 06 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Nagahama surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nagahama sea temperature is
15.5° C
(Which is 2.1°C colder than average for this time of year)How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 8AM is: 0.8m 8s primary swell from a South-southeast direction and 0.7m 8s secondary swell from a South-southwest direction (forecast issued at 02:00am April 06). The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Apr) | 2.5ft (0.7m) | 8s |
| Afternoon (06 Apr) | 2.5ft (0.8m) | 7s |
| Evening (06 Apr) | 3ft (0.9m) | 8s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 06 | Tuesday 07 | Wednesday 08 | ||||||||||||||||||||||
| 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 | 9 | 9 | 8 | 8 | 7 | 7 | 8 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 9 | 9 | 8 | 8 | 9 | 9 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 334 | 276 | 84 | 59 | 37 | 70 | 88 | 81 | 30 | 26 | 45 | 90 | 64 | 44 | 83 | 24 | 64 | 99 | 68 | 31 | 15 | 26 | 67 | 21 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | off | off | glass | cross- on | on | on | on | on | on | on | on | on | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | on | on |
High Tide / height (m) | 6:00AM 1.42 | 7:35PM 1.26 | 6:23AM 1.39 | 8:28PM 1.15 | 6:47AM 1.33 | |||||||||||||||||||
Low Tide / height (m) | 12:19AM 0.63 | 12:50PM 0.05 | 12:44AM 0.74 | 1:30PM 0.11 | 1:08AM 0.85 | 2:17PM 0.20 | ||||||||||||||||||
Monday 06 | Tuesday 07 | Wednesday 08 | ||||||||||||||||||||||
| Sunrise | - | - | 5:22 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:06 | - | - | - | - | - | - | - | 6:06 | - | - | - | - | - | - | - | 6:07 | - |
 |  |  | |  |  | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | 2 | 2 | 2 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 17 | 16 | 16 | 18 | 17 | 18 | 18 | 17 | 17 | 17 | 15 | 15 | 15 | 13 | 11 | 11 | 10 | 10 | 11 | 12 | 12 | 13 | 13 |
| Feels °C (?) | 15 | 16 | 14 | 15 | 19 | 15 | 14 | 14 | 14 | 13 | 11 | 10 | 10 | 11 | 6 | 0 | -1 | -2 | 1 | 5 | 8 | 6 | 6 | 5 |
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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 Nagahama 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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