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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 am Sunday 19 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
16.7° C
(Which is 1.6°C colder than average for this time of year)How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 4PM is: 1.5m 14s primary swell from a South-southeast direction (forecast issued at 08:00am April 19). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | 5ft (1.5m) | 14s |
| Afternoon (19 Apr) | 5ft (1.5m) | 15s |
| Evening (19 Apr) | 5ft (1.5m) | 15s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 19 | Monday 20 | Tuesday 21 | Wed 22 | |||||||||||||||||||||
| 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) (?) | 14 | 14 | 15 | 15 | 14 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 845 | 899 | 911 | 911 | 1072 | 974 | 947 | 834 | 711 | 577 | 444 | 282 | 256 | 210 | 172 | 139 | 110 | 79 | 59 | 58 | 40 | 10 | 6 | 6 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- on | cross | cross- off | cross- off | off | cross- off | cross- off | glass | cross | cross | cross- on | cross- on | on | on | on | off | off | cross | cross | cross | cross- off |
High Tide / height (m) | 5:06AM 1.45 | 6:29PM 1.39 | 5:29AM 1.45 | 7:12PM 1.31 | 5:53AM 1.43 | 8:01PM 1.22 | ||||||||||||||||||
Low Tide / height (m) | 11:48AM -0.01 | 11:54PM 0.68 | 12:23PM -0.00 | 12:20AM 0.77 | 1:01PM 0.04 | 12:49AM 0.87 | ||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | Wed 22 | |||||||||||||||||||||
| Sunrise | 5:05 | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:17 | - | - | - |
 | | | | |  | | | | | |  |  |  |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 17 | 19 | 19 | 19 | 17 | 17 | 16 | 16 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 16 | 17 | 19 | 19 | 20 | 16 | 17 | 17 |
| Feels °C (?) | 16 | 16 | 18 | 17 | 18 | 17 | 17 | 15 | 14 | 15 | 17 | 15 | 14 | 14 | 14 | 13 | 12 | 14 | 14 | 16 | 17 | 14 | 17 | 16 |
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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 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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