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Surf Forecasts:
Nagai Point surfForecast / Kanagawa / Japan
16 Day Weather and Surf, issued 2 am Tuesday 21 Apr 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
17.6° C
(Which is slightly cooler than normal)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 Friday (Apr 24) at 9PM. The primary swell is predicted to be 0.8m and 9s period with a secondary swell of 0.1m and 12s. 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 1.2m 11s and forecast to arrive on Tuesday (Apr 21) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 6s period and expected on Wednesday (Apr 22) at 12AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Fri 24th Apr) | 2.5ft (0.8m) 9s |
| Best Surf | 9PM (Fri 24th Apr) | 2.5ft (0.8m) 9s |
| Most Powerful | 6PM (Tue 21st Apr) | 4ft (1.2m) 11s |
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 33mm), heaviest during Thu night. Warm (max 21°C on Tue afternoon, min 13°C on Thu afternoon). Mainly strong winds. | Days 3-6 Weather Summary Heavy rain (total 23mm), heaviest during Sun night. Very mild (max 17°C on Sun morning, min 13°C on Fri morning). Winds decreasing (strong winds from the NNE on Fri morning, light winds from the NNE by Sat morning). | ||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | |||||||||||||||
| 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) (?) | 11 | 11 | 6 | 8 | 4 | 4 | 7 | 6 | 12 | 12 | 8 | 8 | 8 | 8 | 7 | 5 | 4 | 5 | 6 | 8 | 8 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 60 | 41 | 21 | 36 | 14 | 12 | 9 | 6 | 6 | 5 | 47 | 71 | 30 | 12 | 24 | 22 | 22 | 11 | 19 | 64 | 81 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | off | cross- off | cross- on | cross- on | on | cross- off | on | off | cross- off | off | cross- off | off | cross- on | cross- on | cross- on | cross- on | cross | cross- off | on | cross- on |
High Tide / height (m) | 8:01PM 1.22 | 6:19AM 1.38 | 9:04PM 1.14 | 6:47AM 1.30 | 10:41PM 1.09 | 7:21AM 1.19 | 12:40AM 1.11 | 8:34AM 1.07 | 1:36AM 1.17 | 11:44AM 1.02 | 2:08AM 1.22 | 1:32PM 1.10 | 2:34AM 1.27 | ||||||||
Low Tide / height (m) | 1:01PM 0.04 | 12:49AM 0.87 | 1:44PM 0.13 | 1:20AM 0.95 | 2:37PM 0.23 | 2:13AM 1.02 | 3:49PM 0.34 | 5:15AM 1.04 | 5:27PM 0.42 | 7:28AM 0.90 | 6:54PM 0.44 | 8:09AM 0.73 | 7:57PM 0.44 | ||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | |||||||||||||||
| Sunrise | 5:03 | - | - | 5:01 | - | - | 5:00 | - | - | 4:58 | - | - | 4:58 | - | - | 4:56 | - | - | 4:56 | - | - |
| Sunset | - | 6:17 | - | - | 6:19 | - | - | 6:19 | - | - | 6:20 | - | - | 6:21 | - | - | 6:22 | - | - | 6:22 | - |
 |  |  | |  | | |  |  |  | | | | |  | | | | |  |  | |
Rain (mm) | - | - | - | - | - | - | - | 6 | 27 | 4 | - | - | - | - | - | - | - | 19 | 5 | 3 | - |
| Temp. °C | 19 | 21 | 16 | 17 | 18 | 18 | 17 | 13 | 13 | 14 | 16 | 14 | 15 | 16 | 16 | 17 | 17 | 16 | 15 | 15 | 16 |
| Feels °C (?) | 14 | 16 | 13 | 12 | 13 | 14 | 14 | 9 | 11 | 7 | 11 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 8 | 14 | 17 |
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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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