- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 pm Wednesday 29 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Choshi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Choshi sea temperature is
17.6° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Choshi today?
The current surf forecast for Choshi at 11PM is: 1.1m 5s primary swell from a East-northeast direction and 0.3m 6s secondary swell from a South-southeast direction, 0.1m 13s secondary swell from a South direction (forecast issued at 08:00pm April 29). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | - | - |
| Afternoon (29 Apr) | - | - |
| Evening (29 Apr) | 4ft (1.2m) | 5s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 35mm), heaviest during Fri morning. Warm (max 22°C on Sat morning, min 13°C on Wed night). Winds decreasing (strong winds from the ESE on Fri morning, calm by Sat afternoon). | ||||||||||||||||||||||||
Wed 29 | Thursday 30 | Friday 1 | Saturday 2 | |||||||||||||||||||||
6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
NE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | E 4 | E 8 | ESE 4 | ESE 5 | SE 6 | SE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | S 9 | S 10 | S 11 | S 11 | ESE 10 | SSW 8 | |
65 | 69 | 64 | 53 | 41 | 41 | 25 | 17 | 15 | 12 | 30 | 97 | 203 | 585 | 537 | 1922 | 838 | 870 | 318 | 244 | 257 | 157 | 94 | 92 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross | cross | cross | cross-off | cross-off | off | off | off | cross-off | |
High Tide | 3:11PM1.08m | 2:40AM1.17m | 3:55PM1.12m | 3:02AM1.23m | 4:36PM1.13m | 3:25AM1.26m | ||||||||||||||||||
Low Tide | 8:47PM0.50m | 9:22AM0.14m | 9:19PM0.55m | 9:53AM0.04m | 9:50PM0.60m | 10:24AM-0.02m | ||||||||||||||||||
 |  | | |  | | | | |  | |  |  |  | | | |  |  |  |  |  | | | |
 | — | — | — | 4:47 | — | — | — | — | — | — | — | 4:45 | — | — | — | — | — | — | — | 4:43 | — | — | — | — |
 | 6:20 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | 6:22 |
1 | 1 | 1 | 1 | — | — | — | — | — | — | 1 | 6 | 7 | 11 | 4 | 1 | — | — | — | 2 | — | — | — | — | |
Temp °C | 15 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 16 | 17 | 17 | 19 | 19 | 18 | 18 | 14 | 15 | 15 | 18 | 22 | 22 |
9 | 9 | 8 | 8 | 8 | 8 | 9 | 10 | 11 | 12 | 11 | 11 | 12 | 10 | 13 | 15 | 14 | 11 | 5 | 9 | 9 | 12 | 17 | 17 | |
Swell 1 Height (m) Direction Period (s) | SSE 6 | SSE 6 | SSE 6 | S 6 | ESE 8 | ESE 8 | SE 8 | ENE 5 | E 4 | NE 4 | ENE 8 | ENE 8 | ENE 13 | ENE 13 | ESE 8 | SE 9 | NE 12 | NE 12 | S 9 | S 10 | S 11 | ESE 10 | ESE 10 | ESE 9 |
 kJ | 14 | 12 | 7 | 3 | 14 | 14 | 17 | 17 | 15 | 5 | 6 | 6 | 17 | 17 | 202 | 872 | 23 | 22 | 318 | 244 | 257 | 103 | 94 | 92 |
Swell 2 Height (m) Direction Period (s) | — | ESE 9 | S 13 | — | SE 8 | SE 7 | ENE 8 | ESE 8 | ESE 8 | E 8 | NE 14 | ENE 13 | NE 8 | NE 8 | NE 13 | NE 12 | — | NE 12 | ESE 10 | ESE 10 | ESE 10 | S 11 | S 7 | S 11 |
| kJ | — | 15 | 3 | — | 3 | 2 | 6 | 14 | 13 | 12 | 7 | 17 | 2 | 10 | 42 | 38 | — | 37 | 231 | 145 | 129 | 157 | 26 | 21 |
Swell 3 Height (m) Direction Period (s) | SE 11 | — | SE 9 | NE 8 | S 12 | — | SE 9 | ENE 8 | ENE 8 | ENE 8 | E 11 | SW 6 | NE 10 | NE 10 | NE 10 | — | — | S 15 | ENE 12 | ENE 11 | SW 4 | ENE 11 | S 11 | ENE 11 |
| kJ | 5 | — | 3 | 11 | 3 | — | 3 | 6 | 6 | 6 | 3 | 1 | 4 | 4 | 4 | — | — | 4 | 13 | 13 | 3 | 12 | 38 | 12 |
Wind waves Height (m) Direction Period (s) | NE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | — | — | SE 4 | ESE 4 | ESE 5 | SE 6 | SE 8 | SSE 8 | SSE 9 | SSE 9 | SSE 9 | W 4 | WSW 4 | W 4 | W 4 | WNW 3 | SSW 8 |
| kJ | 65 | 69 | 64 | 53 | 41 | 41 | 25 | — | — | 9 | 30 | 97 | 203 | 585 | 537 | 1922 | 838 | 870 | 24 | 16 | 13 | 13 | 4 | 75 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 170 | 203 | 1059 | 1059 | 1059 | 2925 | 125 | 610 | 687 | 933 | 170 | 613 | 591 | 147 | 55 | 112 | 135 | 609 | 112 | 52 | 83 | 0 | 0 | 694 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
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 Choshi 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.
Nearest