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Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Thursday 28 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
19.3° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Choshi today (28 May):
- Morning surf: Morning surf (28 May, local time) - 3.5ft (1.1m), 8s period with ESE swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 4.5ft (1.3m), 8s period with ESE swell.
- Evening surf: Evening surf (28 May, local time) - 4.5ft (1.4m), 9s period with ESE swell.
The current surf forecast for Choshi at 5PM is: 1.3m 9s primary swell from a East-southeast direction and 0.4m 11s secondary swell from a East-northeast direction (forecast issued at 08:00am May 28). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 3.5ft (1.1m) | 8s |
| Afternoon (28 May) | 4.5ft (1.3m) | 8s |
| Evening (28 May) | 4.5ft (1.4m) | 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 12mm), heaviest on Fri morning. Warm (max 23°C on Thu morning, min 19°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 8 | ESE 8 | ESE 9 | ESE 8 | SE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 10 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 11 | E 10 | ESE 10 | ESE 10 | |
169 | 169 | 212 | 241 | 388 | 327 | 276 | 216 | 173 | 176 | 225 | 144 | 144 | 189 | 227 | 246 | 218 | 202 | 202 | 202 | 143 | 138 | 187 | 184 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross | cross-on | cross-on | on | cross-on | cross-off | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | |
High Tide | 3:12PM1.04m | 1:39AM1.22m | 3:58PM1.09m | 2:11AM1.26m | 4:38PM1.12m | 2:44AM1.28m | ||||||||||||||||||
Low Tide | 8:21AM0.21m | 8:00PM0.73m | 8:57AM0.11m | 8:43PM0.77m | 9:31AM0.03m | 9:22PM0.79m | ||||||||||||||||||
 | |  |  | |  | |  | |  |  | | | | | | | | | | |  | | | |
 | 4:24 | — | — | — | — | — | — | 4:22 | — | — | — | — | — | — | — | 4:22 | — | — | — | — | — | — | — | 4:22 |
 | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — | 6:45 |
— | — | — | — | — | — | — | — | — | 2 | 6 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 22 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 20 | 19 | 20 | 21 | 19 | 19 | 21 | 23 | 23 | 23 | 22 | 21 | 21 | 21 |
20 | 21 | 22 | 22 | 22 | 22 | 22 | 24 | 24 | 24 | 19 | 17 | 20 | 21 | 17 | 15 | 18 | 22 | 22 | 22 | 22 | 22 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 9 | ENE 12 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | SSE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 11 | E 10 | ESE 10 | ESE 10 |
 kJ | 169 | 169 | 212 | 46 | 249 | 327 | 276 | 216 | 173 | 176 | 55 | 144 | 144 | 189 | 227 | 246 | 218 | 202 | 202 | 202 | 143 | 138 | 187 | 184 |
Swell 2 Height (m) Direction Period (s) | ENE 11 | ENE 12 | ESE 13 | ESE 13 | ENE 11 | ENE 11 | ENE 12 | S 6 | SSE 7 | SSE 7 | S 15 | SE 7 | S 7 | S 7 | SSE 7 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | SE 6 | SSE 6 | SSE 6 |
| kJ | 37 | 45 | 17 | 17 | 43 | 50 | 56 | 49 | 65 | 69 | 4 | 53 | 36 | 24 | 15 | 12 | 12 | 12 | 12 | 11 | 11 | 19 | 51 | 35 |
Swell 3 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 13 | ESE 13 | — | — | S 16 | ENE 11 | ENE 11 | NE 12 | ENE 12 | NE 11 | ENE 11 | ENE 11 | ENE 11 | S 14 | S 14 | S 7 | SSW 7 | NE 11 | N 7 | NE 11 | ENE 11 | ENE 11 |
| kJ | 18 | 17 | 33 | 17 | — | — | 5 | 50 | 47 | 34 | 90 | 31 | 24 | 24 | 12 | 4 | 4 | 24 | 15 | 30 | 1 | 18 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | ESE 8 | SE 9 | SSW 5 | S 6 | S 6 | — | — | E 10 | ENE 3 | E 4 | ESE 5 | — | NE 4 | NE 4 | NNE 4 | — | SE 2 | SSE 7 | — | — | — |
| kJ | — | — | — | 241 | 388 | 40 | 64 | 119 | — | — | 225 | 3 | 6 | 28 | — | 14 | 6 | 1 | — | 1 | 17 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 159 | 56 | 56 | 56 | 56 | 159 | 132 | 52 | 0 | 37 | 115 | 170 | 159 | 62 | 117 | 117 | 125 | 71 | 56 | 56 | 56 | 56 | 52 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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