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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 am Sunday 17 May 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
19.4° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 7AM is: 0.3m 7s primary swell from a Southeast direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 02:00am May 17). The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 1ft (0.3m) | 11s |
| Afternoon (17 May) | 1ft (0.3m) | 8s |
| Evening (17 May) | 1ft (0.3m) | 8s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 23°C on Sun afternoon, min 19°C on Sun morning). Winds increasing (calm on Sun morning, fresh winds from the S by Tue afternoon). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SE 7 | SE 7 | SE 7 | SE 11 | SE 8 | SE 8 | SE 10 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 8 | SE 10 | SE 10 | SE 7 | SSW 4 | SE 7 | SE 10 | SE 10 | SE 10 | SE 11 | S 4 | SE 11 | SE 11 | |
8 | 8 | 8 | 19 | 10 | 10 | 17 | 10 | 11 | 10 | 11 | 6 | 17 | 16 | 14 | 11 | 12 | 16 | 16 | 17 | 18 | 27 | 29 | 29 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | glassy | on | on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | |
High Tide | 4:02AM1.47m | 5:51PM1.42m | 4:31AM1.49m | 6:32PM1.39m | 5:00AM1.49m | 7:16PM1.35m | ||||||||||||||||||
Low Tide | 10:32PM0.74m | 10:57AM-0.03m | 11:04PM0.80m | 11:33AM-0.06m | 11:37PM0.86m | 12:10PM-0.04m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | |  | | | |  | |
 | — | 4:35 | — | — | — | — | — | — | — | 4:35 | — | — | — | — | — | — | — | 4:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:40 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 18 | 18 | 19 | 21 | 23 | 21 | 21 | 21 | 20 | 19 | 20 | 20 | 21 | 21 | 21 | 20 | 19 | 19 | 19 | 20 | 20 | 21 | 20 |
18 | 18 | 18 | 19 | 20 | 21 | 17 | 19 | 20 | 19 | 19 | 19 | 16 | 17 | 15 | 18 | 17 | 16 | 17 | 16 | 16 | 16 | 17 | 17 | |
Swell 1 Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SE 10 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 8 | SE 8 | SE 10 | SE 7 | SE 7 | SE 7 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | SE 11 |
 kJ | 8 | 8 | 8 | 8 | 10 | 10 | 15 | 10 | 11 | 10 | 11 | 6 | 9 | 4 | 8 | 8 | 8 | 16 | 16 | 17 | 18 | 18 | 29 | 29 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 10 | SE 10 | SE 10 | SE 12 | SE 12 | SE 8 | ESE 8 | SE 10 | SE 7 | ESE 10 | SE 10 | SE 10 | SSE 7 | SSE 7 | ESE 9 | ESE 10 | E 10 | — | SE 4 |
| kJ | 4 | 4 | 4 | 4 | 4 | 4 | 17 | 4 | 5 | 5 | 2 | 6 | 4 | 14 | 10 | 4 | 4 | 5 | 4 | 17 | 18 | 2 | — | 3 |
Swell 3 Height (m) Direction Period (s) | SE 14 | SE 14 | — | SE 11 | — | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SE 10 | SE 7 | SE 10 | SE 7 | SSE 7 | — | — | — | — | — | — |
| kJ | 7 | 7 | — | 19 | — | — | — | — | — | — | 4 | 4 | 17 | 16 | 14 | 26 | 12 | 4 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | S 2 | S 3 | — | — | — | — | S 2 | S 3 | S 4 | SSW 4 | SSW 3 | SSW 3 | SSW 3 | SSW 3 | S 4 | S 4 | S 4 | SSW 4 |
| kJ | — | — | — | — | — | — | 1 | 1 | — | — | — | — | 1 | 11 | 13 | 11 | 5 | 4 | 4 | 7 | 13 | 27 | 28 | 22 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 39 | 43 | 8 | 8 | 8 | 11 | 72 | 11 | 39 | 42 | 39 | 11 | 72 | 72 | 72 | 85 | 85 | 42 | 42 | 87 | 74 | 72 | 42 | 42 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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