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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 2 pm Thursday 23 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
18.8° C
(Which is normal for this time of year)How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 7PM is: 0.3m 6s primary swell from a Southeast direction and 0.1m 12s secondary swell from a Southeast direction (forecast issued at 02:00pm April 23). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | - | - |
| Afternoon (23 Apr) | 1.5ft (0.4m) | 6s |
| Evening (23 Apr) | 0.5ft (0.1m) | 12s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 31mm), heaviest during Thu night. Very mild (max 18°C on Fri afternoon, min 13°C on Thu afternoon). Winds decreasing (fresh winds from the NNE on Thu night, calm by Sun morning). | ||||||||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | Sun 26 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SE 6 | SE 6 | SE 6 | SSE 6 | SE 5 | SE 6 | SSW 9 | SSW 8 | S 8 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 7 | SSE 7 | S 7 | S 7 | SE 5 | SE 6 | SE 6 | SE 6 | |
11 | 11 | 10 | 6 | 6 | 9 | 7 | 37 | 39 | 38 | 50 | 49 | 33 | 31 | 29 | 18 | 21 | 17 | 4 | 4 | 5 | 8 | 8 | 9 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | |
High Tide | 10:41PM1.09m | 7:21AM1.19m | 00:40AM1.11m | 8:34AM1.07m | 1:36AM1.17m | |||||||||||||||||||
Low Tide | 2:37PM0.23m | 2:13AM1.02m | 3:49PM0.34m | 5:15AM1.04m | 5:27PM0.42m | 7:28AM0.90m | ||||||||||||||||||
 |  |  |  |  | | | | | | |  | | | |  | | | |  | | | | | |
 | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:56 | — | — |
 | — | — | 6:19 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | 6:22 |
— | 2 | 8 | 13 | 5 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 15 | 13 | 13 | 14 | 14 | 14 | 15 | 16 | 18 | 16 | 14 | 14 | 13 | 13 | 13 | 15 | 16 | 14 | 14 | 14 | 14 | 14 | 15 |
18 | 14 | 11 | 8 | 7 | 8 | 8 | 9 | 11 | 14 | 12 | 9 | 9 | 7 | 8 | 7 | 11 | 12 | 9 | 10 | 11 | 12 | 11 | 13 | |
Swell 1 Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SSE 6 | SE 5 | SE 6 | SE 6 | SSW 8 | S 8 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 7 | SSE 7 | S 7 | S 7 | SE 5 | SE 6 | SE 6 | SE 6 |
 kJ | 11 | 11 | 10 | 4 | 4 | 9 | 6 | 37 | 31 | 38 | 50 | 49 | 33 | 31 | 29 | 18 | 21 | 17 | 4 | 4 | 5 | 8 | 8 | 9 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SSW 9 | SSE 8 | SSW 8 | SSW 8 | SE 12 | SE 12 | SE 12 | — | E 12 | E 12 | SE 12 | E 11 | SW 8 | S 7 | S 7 | S 7 | S 7 | SE 8 |
| kJ | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 27 | 39 | 26 | 5 | 5 | 5 | — | 3 | 3 | 5 | 2 | 2 | 1 | 1 | 1 | 1 | 3 |
Swell 3 Height (m) Direction Period (s) | — | E 9 | E 9 | E 9 | E 9 | E 9 | SE 12 | SE 12 | E 6 | SE 12 | E 8 | SE 12 | SE 12 | SE 12 | SE 12 | SW 8 | SE 11 | S 7 | E 11 | E 11 | S 6 | — | — | S 7 |
| kJ | — | 7 | 7 | 7 | 7 | 7 | 5 | 5 | 1 | 5 | 6 | 5 | 5 | 5 | 5 | 11 | 5 | 4 | 2 | 2 | 1 | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NE 3 | NNE 4 | NNE 4 | NNE 3 | NE 3 | — | ESE 2 | ESE 2 | E 2 | ENE 2 | ENE 3 | E 3 | E 6 | ESE 2 | SE 5 | SE 5 | — | — | — | — |
| kJ | — | — | — | — | 5 | 11 | 8 | 4 | 1 | — | 1 | 1 | 1 | 1 | 3 | 1 | 22 | 1 | 7 | 7 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 39 | 39 | 72 | 86 | 229 | 135 | 42 | 18 | 0 | 55 | 42 | 27 | 27 | 144 | 489 | 144 | 14 | 55 | 795 | 74 | 27 | 27 | 144 | 74 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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