Surf Forecasts:
Nagahama surf forecast from 11 Jun 2026:
- Best quality surf: Friday 12 Jun, 9AM (local time) - 2ft (0.6m), 8s period, S swell with cross-offshore winds.
- Most powerful swell: Friday 12 Jun, 9AM (local time) - 2ft (0.6m), 8s period, S swell with 46 kJ wave energy.
- Next surfable swell (1★+): Friday 12 Jun, 9AM (local time) - 2ft (0.6m), 8s period with S swell.
Best Forecast Surf Conditions for Nagahama this week:
The surf forecast for Nagahama over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jun 12) at 9AM. The primary swell is predicted to be 0.6m and 8s period with a secondary swell of 0.5m and 7s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Nagahama in the next 16 days are 0.6m 8s and forecast to arrive on Friday (Jun 12) at 9AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 5s period and expected on Monday (Jun 15) at 9PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Fri 12th Jun) | 2ft (0.6m) 8s |
| Best Surf | 9AM (Fri 12th Jun) | 2ft (0.6m) 8s |
| Most Powerful | 9AM (Fri 12th Jun) | 2ft (0.6m) 8s |
Table - best surf conditions forecast for Nagahama over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Fri night. Warm (max 23°C on Fri night, min 19°C on Thu night). Wind will be generally light. | Days 5-7 Weather SummaryLight rain (total 5mm), mostly falling on Sun night. Warm (max 23°C on Tue morning, min 19°C on Mon night). Winds increasing (light winds from the ENE on Tue morning, fresh winds from the S by Wed afternoon). | ||||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SSW 9 | S 8 | S 7 | SSW 8 | S 8 | SSE 7 | SSE 6 | SSE 6 | S 3 | S 6 | SSE 3 | SSE 4 | SE 5 | SE 6 | SE 8 | SSW 8 | SSE 7 | S 7 | SSW 4 | SE 10 | S 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 31 | 46 | 35 | 12 | 33 | 10 | 8 | 8 | 4 | 3 | 1 | 4 | 7 | 18 | 40 | 21 | 17 | 22 | 16 | 4 | 13 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-off | on | cross-off | off | cross-on | cross-on | cross | cross-on | cross | cross-off | cross | off | off | cross-on | cross-on | cross-on | cross-on | cross-on | cross | on |
High Tide | 1:42AM1.36m | 3:45PM1.29m | 2:20AM1.41m | 4:33PM1.36m | 2:57AM1.45m | 5:16PM1.41m | 3:34AM1.49m | 5:56PM1.43m | 4:11AM1.51m | 6:34PM1.44m | 4:49AM1.52m | 7:12PM1.42m | 5:29AM1.49m | ||||||||
Low Tide | 8:48AM0.27m | 8:50PM0.89m | 9:29AM0.14m | 9:36PM0.92m | 10:08AM0.05m | 10:17PM0.95m | 10:47AM-0.01m | 10:55PM0.96m | 11:25AM-0.04m | 11:33PM0.96m | 12:03PM-0.02m | 00:12AM0.95m | 12:41PM0.04m | ||||||||
 |  |  |  | |  |  | | | |  | |  | | | | | |  |  | | |
 | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — | — | 4:26 | — |
 | 6:54 | — | 6:55 | — | — | 6:55 | — | — | 6:55 | — | — | 6:57 | — | — | 6:57 | — | — | 6:58 | — | — | 6:58 |
mm | 1 | — | 1 | 2 | — | — | — | — | — | 2 | 2 | 1 | — | — | — | — | — | — | 6 | 11 | 1 |
Temp °C | 21 | 21 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 20 | 20 | 23 | 23 | 21 | 21 | 22 | 22 | 21 | 21 |
Feels °C | 18 | 23 | 21 | 23 | 23 | 21 | 21 | 23 | 21 | 21 | 21 | 20 | 18 | 23 | 22 | 20 | 21 | 19 | 20 | 18 | 21 |
Swell 1 Height (m) Direction Period (s) | S 7 | S 8 | SW 8 | S 4 | S 8 | SSW 8 | SSE 6 | SSE 6 | SW 7 | S 6 | SSE 3 | SE 9 | SE 5 | SE 6 | SE 8 | SSW 8 | SSE 7 | S 11 | SE 10 | SE 10 | SSE 10 |
| kJ | 28 | 46 | 11 | 2 | 33 | 6 | 8 | 8 | 2 | 3 | 1 | 3 | 7 | 15 | 40 | 21 | 17 | 2 | 4 | 4 | 10 |
Swell 2 Height (m) Direction Period (s) | SSW 9 | SSE 7 | SSE 6 | SSW 8 | ESE 8 | SE 8 | S 7 | SW 7 | SE 10 | SE 9 | S 6 | S 6 | SE 9 | SE 8 | S 8 | SE 7 | S 18 | E 8 | SE 16 | SW 7 | S 16 |
| kJ | 31 | 26 | 17 | 12 | 6 | 2 | 4 | 2 | 4 | 3 | 1 | 1 | 3 | 3 | 1 | 19 | 6 | 1 | 10 | 2 | 5 |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | SSE 6 | E 13 | SSE 7 | SW 8 | E 10 | — | — | S 6 | S 5 | S 6 | SE 21 | S 10 | — | S 11 | SE 9 | E 8 | SE 5 | SE 16 |
| kJ | 4 | 1 | 1 | 4 | 4 | 10 | 2 | 2 | — | — | 1 | 1 | 1 | 18 | 2 | — | 2 | 3 | 1 | 1 | 10 |
Wind waves Height (m) Direction Period (s) | S 4 | — | S 7 | — | — | — | — | — | S 3 | SSE 3 | SE 4 | SSE 4 | — | NE 2 | — | SSW 3 | — | S 7 | SSW 4 | SSW 3 | S 4 |
| kJ | 8 | — | 35 | — | — | — | — | — | 4 | 2 | 4 | 4 | — | 1 | — | 1 | — | 22 | 16 | 2 | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 24 | 0 | 72 | 8 | 8 | 72 | 72 | 72 | 72 | 72 | 72 | 72 | 144 | 85 | 27 | 39 | 72 | 72 | 72 | 85 | 142 |
Best forecast wave conditions in Kanagawa | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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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.
Information about the Nagahama Surf forecast
The above surf forecast table for Nagahama provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nagahama can be found by selecting the local surf guide option on the grey menu. Our Nagahama surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Nagahama) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Nagahama may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Nagahama is 6 km (4 miles) from Miura. If you plan a holiday in Kanagawa, look for hotels and other accommodation in Miura. Miura has rooms for a wide range of budgets as well as car hire and transport links.
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