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Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 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 9PM is: 1.0m 5s primary swell from a East-northeast direction and 0.4m 6s secondary swell from a South-southeast direction, 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 02:00pm April 29). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | - | - |
| Afternoon (29 Apr) | 3.5ft (1.0m) | 5s |
| Evening (29 Apr) | 3.5ft (1.0m) | 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 41mm), heaviest during Fri morning. Warm (max 22°C on Sat morning, min 13°C on Wed night). Winds increasing (light winds from the E on Thu afternoon, strong winds from the W by Fri night). | ||||||||||||||||||||||||
Wed 29 | Thursday 30 | Friday 1 | Sat 2 | |||||||||||||||||||||
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 | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 5 | NE 5 | NE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 4 | ENE 5 | E 5 | ESE 8 | E 8 | ESE 5 | ESE 5 | SE 6 | SE 8 | SE 9 | SSE 9 | SE 9 | S 9 | S 9 | S 10 | S 12 | S 11 | |
64 | 45 | 49 | 48 | 42 | 41 | 30 | 29 | 22 | 22 | 13 | 12 | 37 | 106 | 238 | 675 | 828 | 2157 | 882 | 503 | 343 | 408 | 316 | 157 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross | cross | cross | cross-off | cross-off | off | 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 | |||||||||||||||||||
 |  | |  | | | | | | | |  | | |  |  |  |  | |  | |  |  | | |
 | — | — | — | — | — | 4:47 | — | — | — | — | — | — | — | 4:45 | — | — | — | — | — | — | — | 4:43 | — | — |
 | — | — | 6:20 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | 6:22 |
1 | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — | 1 | 4 | 9 | 13 | 8 | — | — | — | — | 1 | — | — | |
Temp °C | 15 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 16 | 17 | 19 | 18 | 18 | 18 | 14 | 16 | 16 | 18 |
10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 11 | 11 | 12 | 11 | 9 | 11 | 11 | 14 | 14 | 15 | 12 | 5 | 10 | 9 | 13 | |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 6 | SSE 6 | ESE 9 | S 6 | SE 8 | SE 8 | SE 8 | ENE 4 | E 4 | NE 4 | ENE 8 | ENE 13 | ENE 13 | NE 13 | NE 13 | SE 9 | NE 12 | ESE 10 | S 9 | ESE 10 | S 12 | S 11 |
 kJ | 36 | 24 | 21 | 12 | 15 | 3 | 17 | 17 | 18 | 16 | 9 | 5 | 6 | 17 | 17 | 27 | 26 | 911 | 23 | 214 | 343 | 179 | 316 | 157 |
Swell 2 Height (m) Direction Period (s) | S 13 | ESE 9 | — | ESE 9 | S 6 | SE 5 | SE 8 | SE 8 | ENE 8 | SE 8 | ESE 8 | E 8 | NE 14 | NE 13 | NE 8 | NE 8 | NE 13 | NE 12 | NE 12 | SE 9 | ESE 10 | ENE 11 | ESE 10 | ESE 9 |
| kJ | 3 | 15 | — | 15 | 7 | 1 | 3 | 3 | 6 | 17 | 13 | 12 | 7 | 27 | 2 | 10 | 56 | 23 | 51 | 192 | 269 | 13 | 132 | 92 |
Swell 3 Height (m) Direction Period (s) | SE 11 | — | SE 11 | — | SE 6 | S 12 | S 12 | — | SE 9 | ENE 8 | SE 6 | ENE 8 | E 11 | — | NE 10 | NE 10 | — | — | — | NE 12 | ENE 12 | — | ENE 11 | ENE 11 |
| kJ | 5 | — | 5 | — | 1 | 3 | 3 | — | 3 | 6 | 5 | 6 | 3 | — | 4 | 4 | — | — | — | 23 | 13 | — | 12 | 12 |
Wind waves Height (m) Direction Period (s) | ENE 5 | NE 5 | NE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 5 | ENE 4 | ENE 5 | E 5 | SE 4 | SE 4 | ESE 5 | ESE 5 | SE 6 | SE 8 | SE 9 | SSE 9 | SE 9 | S 9 | WSW 4 | S 10 | W 4 | W 4 |
| kJ | 64 | 45 | 49 | 48 | 42 | 41 | 30 | 29 | 22 | 22 | 4 | 9 | 37 | 106 | 238 | 675 | 828 | 2157 | 882 | 503 | 21 | 408 | 10 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 83 | 115 | 170 | 1059 | 1059 | 1059 | 1059 | 125 | 125 | 610 | 1007 | 916 | 687 | 609 | 591 | 147 | 55 | 55 | 609 | 609 | 130 | 55 | 57 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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