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Surf Forecasts:
Nagahama surfForecast / Kanagawa / Japan
48hr Weather and Surf, issued 8 am Monday 04 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
18.8° C
(Which is slightly cooler than normal)How big are the waves at Nagahama today?
The current surf forecast for Nagahama at 12PM is: 2.4m 9s primary swell from a South-southwest direction (forecast issued at 08:00am May 04). An open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 10ft (3.0m) | 9s |
| Afternoon (04 May) | 7.5ft (2.3m) | 8s |
| Evening (04 May) | 8ft (2.4m) | 9s |
Table - waves today at Nagahama. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Mon morning. Warm (max 21°C on Mon afternoon, min 14°C on Mon night). Winds decreasing (gales from the SW on Mon afternoon, calm by Wed night). | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 8 | SSW 9 | SSW 9 | SSW 8 | SSW 7 | SW 9 | SSW 9 | SSW 9 | SSW 8 | SW 9 | SW 8 | S 7 | S 3 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | SE 11 | SE 11 | SSE 6 | S 6 | S 5 | SSE 5 | |
1240 | 1374 | 878 | 758 | 535 | 910 | 232 | 137 | 73 | 19 | 11 | 24 | 7 | 5 | 9 | 9 | 8 | 11 | 19 | 18 | 25 | 22 | 15 | 9 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | off | cross-off | cross-off | off | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | glassy | |
High Tide | 5:00AM1.47m | 6:52PM1.36m | 5:26AM1.46m | 7:38PM1.29m | 5:54AM1.42m | 8:32PM1.22m | ||||||||||||||||||
Low Tide | 11:57AM-0.04m | 11:58PM0.82m | 12:34PM-0.01m | 00:29AM0.89m | 1:15PM0.06m | 1:06AM0.95m | ||||||||||||||||||
 |  |  | |  |  |  |  | | |  | | | | | | | | | | |  | | | |
 | 4:48 | — | — | — | — | — | — | 4:47 | — | — | — | — | — | — | — | 4:46 | — | — | — | — | — | — | — | 4:45 |
 | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:30 | — | — | 6:30 |
1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | |
Temp °C | 21 | 20 | 20 | 21 | 20 | 18 | 16 | 14 | 14 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 17 | 17 | 17 | 17 | 16 |
11 | 14 | 12 | 10 | 7 | 14 | 6 | 4 | 5 | 11 | 12 | 10 | 9 | 11 | 12 | 13 | 13 | 16 | 16 | 16 | 14 | 15 | 17 | 18 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 10 | ESE 10 | ESE 10 | SE 10 | S 8 | SSW 9 | SSW 9 | SSW 8 | S 7 | S 7 | SSW 8 | SE 10 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SSE 5 |
 kJ | 17 | 19 | 20 | 20 | 27 | 239 | 232 | 137 | 73 | 17 | 9 | 7 | 4 | 5 | 9 | 9 | 8 | 11 | 4 | 4 | 4 | 4 | 4 | 9 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | SW 7 | SE 10 | SE 10 | SE 11 | SW 9 | SW 8 | SE 10 | SW 8 | SE 10 | SE 10 | SE 11 | S 4 | SE 11 | SE 11 | SE 11 | SE 9 | SE 8 | SE 9 | SE 11 |
| kJ | — | — | — | — | — | 109 | 28 | 28 | 4 | 19 | 11 | 4 | 3 | 4 | 4 | 4 | 1 | 4 | 19 | 18 | 3 | 3 | 3 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SE 11 | — | — | SSE 7 | SW 8 | SW 8 | — | SE 11 | SE 11 | SW 7 | W 7 | SE 11 | SE 11 | SE 11 | SE 8 |
| kJ | — | — | — | — | — | — | — | — | — | 4 | — | — | 5 | 2 | 2 | — | 4 | 5 | 2 | 1 | 5 | 5 | 5 | 3 |
Wind waves Height (m) Direction Period (s) | SSW 8 | SSW 9 | SSW 9 | SSW 8 | SSW 7 | SW 9 | — | NNE 3 | NNE 4 | NNE 3 | — | S 7 | S 3 | SSE 3 | S 3 | S 3 | — | — | S 6 | SSE 6 | SSE 6 | S 6 | S 5 | — |
| kJ | 1240 | 1374 | 878 | 758 | 535 | 910 | — | 6 | 10 | 5 | — | 24 | 7 | 4 | 3 | 4 | — | — | 17 | 18 | 25 | 22 | 15 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 488 | 471 | 471 | 756 | 510 | 24 | 488 | 34 | 18 | 27 | 8 | 72 | 72 | 72 | 72 | 11 | 11 | 11 | 72 | 72 | 85 | 42 | 11 | 39 |
Best forecast wave conditions in Kanagawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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