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Usami surfForecast / Shizuoka / Japan
16 Day Weather and Surf, issued 2 pm Sunday 03 May 2026 JSTForecast update in hr min s Forecast update imminent
Usami surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Usami sea temperature is
18.6° C
(Which is 1.1°C colder than average for this time of year)Best Forecast Surf Conditions for Usami this week:
The most powerful waves expected at Usami in the next 16 days are 1.5m 6s and forecast to arrive on Monday (May 04) at 12AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Monday (May 04) at 6AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 12AM (Mon 4th May) | 5ft (1.5m) 6s |
Table - best surf conditions forecast for Usami over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Sun night. Warm (max 22°C on Sun afternoon, min 14°C on Mon night). Mainly strong winds. | Days 5-7 Weather SummaryHeavy rain (total 30mm), heaviest during Wed night. Warm (max 21°C on Fri morning, min 16°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Sun 3 | Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
ESE 9 | S 6 | ESE 10 | ESE 10 | SE 11 | SE 10 | SE 10 | ESE 10 | SE 9 | SE 9 | ESE 9 | SE 7 | SE 11 | SE 8 | SE 8 | SE 11 | SW 6 | SE 10 | ESE 10 | SE 11 | SE 10 | |
35 | 162 | 19 | 21 | 29 | 27 | 25 | 38 | 22 | 21 | 31 | 59 | 18 | 69 | 69 | 90 | 92 | 84 | 141 | 115 | 100 | |
Wind (km/h) | |||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | glassy | cross-on | cross | on | glassy | cross | cross-on | cross-off | glassy | cross | cross-off | glassy | glassy | cross-off | cross-off | cross-off | cross-off | |
High Tide | 6:23PM1.39m | 5:01AM1.42m | 7:06PM1.35m | 5:28AM1.40m | 7:52PM1.29m | 5:57AM1.37m | 8:44PM1.24m | 6:28AM1.30m | 9:46PM1.19m | 7:06AM1.21m | 10:58PM1.16m | 8:02AM1.10m | 00:08AM1.17m | 10:01AM0.99m | |||||||
Low Tide | 11:39PM0.77m | 12:03PM-0.07m | 00:11AM0.84m | 12:40PM-0.05m | 00:44AM0.91m | 1:20PM0.02m | 1:23AM0.96m | 2:05PM0.12m | 2:17AM1.00m | 2:57PM0.24m | 3:52AM0.99m | 4:04PM0.36m | 6:04AM0.91m | ||||||||
 |  |  |  |  | | | |  | | |  | |  | | | |  |  | | | |
 | — | — | 4:50 | — | — | 4:48 | — | — | 4:48 | — | — | 4:47 | — | — | 4:46 | — | — | 4:46 | — | — | 4:45 |
 | 6:29 | — | — | 6:30 | — | — | 6:30 | — | — | 6:31 | — | — | 6:32 | — | — | 6:34 | — | — | 6:34 | — | 6:35 |
— | 26 | 1 | — | — | — | — | — | — | — | 18 | 9 | — | — | — | — | — | 3 | 13 | — | — | |
Temp °C | 22 | 21 | 22 | 21 | 16 | 18 | 18 | 16 | 19 | 20 | 17 | 18 | 20 | 18 | 21 | 20 | 18 | 17 | 15 | 15 | 18 |
18 | 16 | 14 | 12 | 11 | 16 | 15 | 14 | 19 | 20 | 17 | 18 | 21 | 19 | 21 | 20 | 17 | 16 | 14 | 14 | 16 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 10 | ESE 10 | SSW 8 | SE 10 | SE 10 | SSE 5 | SE 6 | SE 9 | SE 6 | SE 7 | SE 7 | SSE 8 | SE 8 | SE 11 | SSW 6 | SE 10 | ESE 10 | SE 11 | SE 10 |
 kJ | 35 | 35 | 19 | 21 | 110 | 27 | 25 | 18 | 40 | 21 | 31 | 59 | 118 | 215 | 69 | 90 | 49 | 84 | 141 | 115 | 100 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | SW 9 | S 7 | SW 8 | ESE 10 | SE 9 | SE 11 | ESE 9 | SE 11 | SE 11 | ESE 10 | S 7 | ESE 11 | SE 11 | SSW 6 | S 6 | ESE 4 | S 5 |
| kJ | — | — | — | — | 43 | 9 | 2 | 38 | 22 | 19 | 30 | 19 | 18 | 10 | 35 | 45 | 92 | 12 | 6 | 7 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SE 11 | SW 9 | — | SW 8 | SE 11 | SW 6 | SE 11 | — | — | SE 8 | ESE 12 | — | — | — | — | S 6 | — |
| kJ | — | — | — | — | 29 | 20 | — | 2 | 5 | 2 | 5 | — | — | 69 | 13 | — | — | — | — | 2 | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | S 6 | SSW 9 | SSW 9 | SW 9 | ENE 4 | SE 7 | — | — | SE 6 | — | — | — | SSW 7 | — | S 7 | SW 6 | ENE 3 | E 3 | E 6 | — |
| kJ | 23 | 162 | 951 | 589 | 516 | 8 | 23 | — | — | 25 | — | — | — | 220 | — | 23 | 72 | 2 | 3 | 33 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1997 | 440 | 438 | 458 | 67 | 38 | 38 | 92 | 92 | 74 | 92 | 94 | 41 | 27 | 41 | 126 | 27 | 70 | 27 | 27 | 70 |
Best forecast wave conditions in Shizuoka | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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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 Usami 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 Usami Surf forecast
The above surf forecast table for Usami provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Usami can be found by selecting the local surf guide option on the grey menu. Our Usami 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 (Usami) 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 Usami 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.
Usami is 4 km (2 miles) from Ito. If you plan a holiday in Shizuoka, look for hotels and other accommodation in Ito. Ito has rooms for a wide range of budgets as well as car hire and transport links.
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