Surf Forecasts:
Nagai Point surf forecast from 15 Sep 2026:
- Best quality surf: Tuesday 22 Sep, 3AM (local time) - 3.5ft (1.0m), 10s period, SSE swell with cross-offshore winds.
- Most powerful swell: Monday 21 Sep, 3PM (local time) - 15ft (4.5m), 15s period, SSE swell with 9,066 kJ wave energy.
- Next surfable swell (1★+): Tuesday 22 Sep, 3AM (local time) - 3.5ft (1.0m), 10s period with SSE swell.
Best Forecast Surf Conditions for Nagai Point this week:
The surf forecast for Nagai Point over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 22) at 3AM. The primary swell is predicted to be 1.0m and 10s period with a secondary swell of 0.4m and 5s. Another secondary swell of 0.8m and 4s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Nagai Point in the next 16 days are 4.5m 15s and forecast to arrive on Monday (Sep 21) at 3PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 6s period and expected on Monday (Sep 21) at 3PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Tue 22nd Sep) | 3.5ft (1.0m) 10s |
| Best Surf | 3AM (Tue 22nd Sep) | 3.5ft (1.0m) 10s |
| Most Powerful | 3PM (Mon 21st Sep) | 15ft (4.5m) 15s |
Table - best surf conditions forecast for Nagai Point over the next 16 days.
Short Range ForecastHeavy rain (total 44mm), heaviest during Wed morning. Warm (max 25°C on Tue night, min 19°C on Wed night). Winds increasing (light winds from the N on Tue night, strong winds from the NE by Fri afternoon). | Days 5-7 Weather SummaryHeavy rain (total 169mm), heaviest during Mon afternoon. Warm (max 26°C on Mon afternoon, min 20°C on Fri night). Winds increasing (fresh winds from the NNE on Sat afternoon, near gales from the NE by Mon afternoon). | ||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | S 6 | SE 7 | SE 8 | SE 8 | SSE 8 | SSE 9 | SE 8 | S 12 | SE 16 | SE 14 | SE 13 | SE 13 | SE 12 | SE 11 | SSE 13 | S 13 | S 14 | SSE 15 | SSE 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 36 | 12 | 17 | 17 | 7 | 8 | 3 | 6 | 40 | 513 | 553 | 563 | 403 | 350 | 775 | 1609 | 3341 | 9066 | 380 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross |
High Tide | 7:24AM1.46m | 6:46PM1.56m | 8:12AM1.34m | 7:08PM1.52m | 9:18AM1.22m | 7:30PM1.46m | 11:48AM1.15m | 7:54PM1.37m | 4:15PM1.26m | 8:27PM1.27m | 3:17PM1.34m | 00:25AM1.22m | |||||||
Low Tide | 00:57AM0.32m | 12:56PM0.78m | 1:35AM0.34m | 1:18PM0.91m | 2:20AM0.40m | 1:36PM1.03m | 3:20AM0.48m | 1:22PM1.15m | 4:55AM0.54m | 5:23PM1.26m | 6:50AM0.53m | 8:37PM1.14m | |||||||
 |  |  |  |  |  |  | |  | | | |  | | | | | |  | |
 | — | 5:24 | — | — | 5:24 | — | — | 5:24 | — | — | 5:26 | — | — | 5:26 | — | — | 5:28 | — | — |
 | — | — | 5:47 | — | — | 5:46 | — | — | 5:45 | — | — | 5:44 | — | — | 5:42 | — | — | 5:40 | — |
mm | 14 | 19 | 1 | 9 | 1 | — | — | — | — | — | — | — | 47 | 23 | 4 | 16 | 22 | 57 | 64 |
Temp °C | 25 | 22 | 22 | 21 | 19 | 20 | 20 | 22 | 23 | 21 | 22 | 24 | 22 | 21 | 22 | 22 | 23 | 26 | 26 |
Feels °C | 28 | 21 | 22 | 19 | 14 | 14 | 14 | 16 | 17 | 15 | 17 | 20 | 19 | 16 | 18 | 18 | 20 | 20 | 27 |
Swell 1 Height (m) Direction Period (s) | S 6 | SE 7 | SE 8 | SE 8 | SSE 8 | SSE 9 | SE 8 | SE 9 | SE 16 | SE 14 | SE 13 | SE 13 | SE 12 | SE 11 | SSE 13 | S 13 | S 14 | SSE 15 | SSE 11 |
| kJ | 36 | 12 | 17 | 17 | 7 | 8 | 3 | 3 | 40 | 513 | 553 | 563 | 403 | 350 | 775 | 1609 | 3341 | 9066 | 380 |
Swell 2 Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | S 5 | SE 7 | SE 7 | ESE 8 | S 12 | SSE 12 | E 10 | — | S 10 | S 9 | SSE 14 | ESE 10 | ESE 10 | — | — | NW 5 |
| kJ | 19 | 7 | 3 | 1 | 2 | 2 | 6 | 3 | 13 | 17 | — | 2 | 2 | 104 | 255 | 196 | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | E 13 | S 9 | SSW 6 | E 12 | S 5 | — | E 6 | SE 12 | SE 11 | — | — | — | — | S 10 | — | — | — | — | ESE 10 |
| kJ | 13 | 2 | 3 | 3 | 1 | — | 2 | 6 | 19 | — | — | — | — | 2 | — | — | — | — | 10 |
Wind waves Height (m) Direction Period (s) | — | NNE 3 | NE 2 | NNE 3 | NE 3 | NE 3 | NNE 4 | NNE 4 | NNE 4 | N 4 | N 4 | N 4 | N 4 | NNE 3 | N 3 | NNE 4 | NNE 4 | NNE 6 | WSW 5 |
| kJ | — | 1 | 1 | 3 | 5 | 5 | 17 | 24 | 19 | 18 | 18 | 18 | 13 | 5 | 11 | 13 | 38 | 637 | 69 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 9 | 39 | 39 | 143 | 143 | 143 | 470 | 487 | 143 | 229 | 143 | 229 | 229 | 69 | 229 | 510 | 552 | 509 | 33 |
Best forecast wave conditions in Kanagawa | |||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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 Nagai Point 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 Nagai Point Surf forecast
The above surf forecast table for Nagai Point provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Nagai Point can be found by selecting the local surf guide option on the grey menu. Our Nagai Point 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 (Nagai Point) 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 Nagai Point 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.
Nagai Point 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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