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Surf Forecasts:
Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Sunday 24 May 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
19.5° C
(Which is 1.4°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: 1.5m 8s primary swell from a East-southeast direction and 1.3m 7s secondary swell from a South-southeast direction (forecast issued at 02:00pm May 24). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | - | - |
| Afternoon (24 May) | 5ft (1.5m) | 9s |
| Evening (24 May) | 5ft (1.5m) | 9s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 16mm), heaviest on Wed morning. Warm (max 22°C on Tue afternoon, min 19°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Sun 24 | Monday 25 | Tuesday 26 | Wed 27 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 9 | ENE 9 | E 9 | ESE 9 | ESE 8 | E 10 | E 10 | E 11 | E 11 | E 10 | E 10 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 8 | E 10 | ESE 7 | ESE 7 | ESE 7 | |
325 | 344 | 235 | 329 | 280 | 216 | 259 | 274 | 274 | 264 | 264 | 223 | 218 | 218 | 206 | 161 | 158 | 158 | 158 | 113 | 96 | 101 | 101 | 101 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | cross-on | |
High Tide | 9:02AM0.96m | 11:30PM1.02m | 11:17AM0.90m | 00:05AM1.05m | 1:04PM0.93m | 00:37AM1.11m | ||||||||||||||||||
Low Tide | 4:16PM0.40m | 5:46AM0.66m | 5:20PM0.52m | 6:53AM0.51m | 6:21PM0.61m | 7:41AM0.35m | ||||||||||||||||||
 | | |  |  | |  | | | | | | | | | | |  | |  | | |  |  | |
 | — | — | — | — | — | 4:24 | — | — | — | — | — | — | — | 4:24 | — | — | — | — | — | — | — | 4:24 | — | — |
 | — | — | 6:40 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | 6:43 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 8 | |
Temp °C | 19 | 20 | 19 | 19 | 19 | 20 | 19 | 20 | 20 | 21 | 21 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 22 | 21 | 22 | 21 | 20 | 20 |
16 | 18 | 17 | 18 | 18 | 20 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 20 | 19 | 21 | 21 | 20 | 22 | 21 | 23 | 22 | 21 | 22 | |
Swell 1 Height (m) Direction Period (s) | E 9 | ENE 9 | E 9 | ESE 9 | ESE 8 | E 10 | E 10 | E 11 | E 11 | E 10 | E 10 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
 kJ | 325 | 344 | 235 | 329 | 280 | 216 | 259 | 274 | 274 | 264 | 264 | 223 | 218 | 218 | 206 | 161 | 158 | 158 | 158 | 113 | 86 | 101 | 101 | 101 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 11 | ESE 11 | SSE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | SE 8 | E 10 | E 10 | E 10 | E 9 | E 9 |
| kJ | 10 | 10 | 11 | 11 | 154 | 79 | 82 | 73 | 89 | 89 | 79 | 79 | 82 | 84 | 113 | 86 | 82 | 82 | 93 | 96 | 96 | 73 | 45 | 45 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 12 | S 9 | S 8 | S 8 | S 7 | S 7 | S 7 | SSE 7 | S 7 | S 7 | S 6 | ESE 15 | ESE 14 | E 10 | ESE 10 |
| kJ | — | — | — | — | 12 | 12 | 12 | 12 | 12 | 127 | 6 | 5 | 5 | 9 | 25 | 15 | 5 | 4 | 14 | 13 | 21 | 21 | 8 | 20 |
Wind waves Height (m) Direction Period (s) | SSE 6 | ESE 9 | SE 6 | SSE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 6 | — | — | S 6 | S 6 |
| kJ | 55 | 333 | 52 | 141 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 20 | — | — | 27 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 115 | 613 | 117 | 56 | 56 | 37 | 71 | 115 | 115 | 117 | 117 | 117 | 125 | 125 | 159 | 266 | 71 | 112 | 117 | 56 | 56 | 56 | 56 | 117 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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