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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 pm Thursday 30 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
19.5° C
(Which is normal for this time of year)How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 12AM is: 0.4m 6s primary swell from a Southeast direction and 0.2m 8s secondary swell from a South-southeast direction (forecast issued at 08:00pm April 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | - | - |
| Afternoon (01 May) | - | - |
| Evening (01 May) | 1.5ft (0.4m) | 7s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 59mm), heaviest during Fri morning. Warm (max 20°C on Sun afternoon, min 13°C on Thu night). Winds decreasing (gales from the SW on Fri night, calm by Sat night). | ||||||||||||||||||||||||
Thu 30 | Friday 1 | Saturday 2 | Sunday 3 | |||||||||||||||||||||
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 |   |    |    |    | ||||||||||||||||||||
SE 6 | SE 7 | SE 6 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | SSW 9 | S 9 | SSW 8 | SSW 8 | SW 9 | SSW 10 | SSW 10 | SSW 11 | SW 10 | SW 10 | SSE 8 | SW 8 | SW 8 | SSW 7 | S 6 | SSW 7 | SSW 4 | |
5 | 14 | 8 | 59 | 79 | 620 | 960 | 772 | 758 | 1051 | 643 | 1062 | 286 | 202 | 143 | 50 | 24 | 19 | 18 | 15 | 9 | 7 | 15 | 21 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | on | on | on | on | cross-on | cross-off | cross-on | cross-on | cross | cross | glassy | glassy | cross-off | cross-off | cross-off | cross-on | cross-on | |
High Tide | 4:09PM1.39m | 3:45AM1.41m | 4:49PM1.43m | 4:10AM1.44m | 5:29PM1.43m | 4:34AM1.47m | ||||||||||||||||||
Low Tide | 9:57PM0.52m | 10:16AM0.11m | 10:29PM0.59m | 10:49AM0.02m | 10:59PM0.66m | 11:22AM-0.03m | ||||||||||||||||||
 |  | | |  |  | |  |  |  |  | | | | | |  |  | | | | | | | |
 | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:48 | — | — | — | — |
 | 6:24 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | 6:28 |
— | 2 | 5 | 4 | 8 | 21 | 14 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 16 | 19 | 17 | 16 | 15 | 15 | 16 | 17 | 18 | 19 | 19 | 19 | 18 | 17 | 18 | 18 | 20 |
11 | 9 | 8 | 8 | 9 | 11 | 13 | 17 | 13 | 5 | 7 | 7 | 12 | 14 | 11 | 14 | 18 | 19 | 18 | 14 | 13 | 17 | 15 | 14 | |
Swell 1 Height (m) Direction Period (s) | SE 6 | SE 7 | SE 6 | SSE 7 | SSE 7 | SSE 8 | SSE 8 | S 8 | SE 9 | SE 9 | SE 9 | SSW 8 | SSW 10 | SSW 10 | SSW 11 | S 8 | S 7 | SSE 8 | SW 8 | SW 8 | SSW 7 | S 6 | SE 8 | ESE 10 |
 kJ | 5 | 14 | 8 | 59 | 79 | 208 | 306 | 572 | 414 | 260 | 112 | 422 | 286 | 202 | 143 | 28 | 16 | 19 | 18 | 15 | 9 | 7 | 3 | 10 |
Swell 2 Height (m) Direction Period (s) | SE 8 | S 5 | SSE 8 | N 3 | N 3 | NNE 3 | — | — | — | — | — | — | SE 8 | SE 8 | SE 8 | SW 10 | SW 10 | SW 9 | SSE 7 | ESE 9 | SE 7 | SW 7 | SE 10 | — |
| kJ | 2 | 1 | 6 | 1 | 2 | 2 | — | — | — | — | — | — | 16 | 15 | 15 | 50 | 24 | 13 | 11 | 8 | 2 | 2 | 4 | — |
Swell 3 Height (m) Direction Period (s) | S 5 | SW 6 | — | — | — | — | — | — | — | — | — | — | SE 10 | SE 10 | SE 10 | SE 10 | ESE 9 | — | SE 9 | S 7 | SE 10 | SE 10 | — | — |
| kJ | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 4 | 8 | — | 3 | 4 | 4 | 4 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | NNE 3 | — | — | SSE 8 | SSE 8 | SSW 9 | S 9 | SSW 8 | SSW 8 | SW 9 | — | — | S 2 | — | — | — | — | — | — | — | SSW 7 | SSW 4 |
| kJ | — | — | 2 | — | — | 620 | 960 | 772 | 758 | 1051 | 643 | 1062 | — | — | 1 | — | — | — | — | — | — | — | 15 | 21 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 885 | 811 | 85 | 42 | 0 | 4 | 0 | 4 | 488 | 488 | 488 | 488 | 0 | 8 | 73 | 55 | 27 | 8 | 8 | 8 | 39 | 8 | 87 | 2072 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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