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Surf Forecasts:
Nagai Point surfForecast / Kanagawa / Japan
16 Day Weather and Surf, issued 2 am Wednesday 25 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Nagai Point surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nagai Point sea temperature is
15.1° C
(Which is 1.9°C colder than average for this time of year)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 Thursday (Mar 26) at 12PM. The primary swell is predicted to be 1.1m and 9s period with a secondary swell of 1.0m and 9s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Nagai Point in the next 16 days are 3.5m 8s and forecast to arrive on Tuesday (Mar 31) at 12PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Thursday (Mar 26) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Thu 26th Mar) | 3.5ft (1.1m) 9s |
| Best Surf | 12PM (Thu 26th Mar) | 3.5ft (1.1m) 9s |
| Most Powerful | 12PM (Tue 31st Mar) | 11ft (3.5m) 8s |
Table - best surf conditions forecast for Nagai Point over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 24mm), heaviest during Wed afternoon. Very mild (max 14°C on Fri morning, min 11°C on Fri night). Winds decreasing (fresh winds from the N on Thu night, light winds from the NE by Fri afternoon). | Days 3-6 Weather Summary Moderate rain (total 16mm), heaviest on Mon night. Very mild (max 17°C on Mon afternoon, min 12°C on Sat morning). Winds increasing (calm on Sat morning, strong winds from the SSW by Mon night). | ||||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 8 | 5 | 7 | 8 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 3 | 7 | 13 | 12 | 5 | 4 | 5 | 6 | 8 | 8 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 10 | 37 | 315 | 117 | 290 | 181 | 67 | 49 | 16 | 7 | 7 | 1 | 2 | 3 | 6 | 6 | 13 | 31 | 207 | 432 | 187 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | off | cross- off | cross- off | off | off | cross- off | glass | cross- on | cross | off | glass | on | on | on | on | glass | cross- off | off |
High Tide / height (m) | 10:55PM 0.99 | 7:41AM 1.21 | 8:07AM 1.10 | 3:03AM 11:50AM 1.14 1.03 | 3:17AM 1.21 | 1:46PM 1.11 | 3:35AM 1.27 | 2:49PM 1.23 | 3:55AM 1.32 | 3:36PM 1.34 | |||||||||||
Low Tide / height (m) | 2:59PM 0.27 | 1:34AM 0.96 | 4:23PM 0.35 | 6:20PM 0.37 | 8:26AM 0.98 | 7:45PM 0.32 | 8:52AM 0.83 | 8:40PM 0.26 | 9:18AM 0.68 | 9:22PM 0.23 | 9:45AM 0.52 | 9:57PM 0.23 | |||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | |||||||||||||||
| Sunrise | 5:39 | - | - | 5:37 | - | - | 5:35 | - | - | 5:35 | - | - | 5:33 | - | - | 5:31 | - | - | 5:31 | - | - |
| Sunset | - | 5:55 | - | - | 5:57 | - | - | 5:58 | - | - | 5:58 | - | - | 5:59 | - | - | 6:00 | - | - | 6:00 | - |
 |  |  | | |  |  |  |  | |  |  | | | | | |  |  | | | |
Rain (mm) | 2 | 8 | 9 | 4 | 1 | - | - | - | - | - | - | 4 | - | - | - | - | - | 12 | 13 | - | - |
| Temp. °C | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 14 | 13 | 13 | 15 | 15 | 15 | 16 | 15 | 16 | 17 | 16 | 15 | 17 | 16 |
| Feels °C (?) | 10 | 8 | 7 | 7 | 6 | 4 | 10 | 11 | 9 | 11 | 11 | 11 | 13 | 15 | 12 | 13 | 10 | 10 | 15 | 15 | 16 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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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