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Surf Forecasts:
Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 am Monday 01 Jun 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
20.5° C
(Which is slightly cooler than normal)How big are the waves at Choshi today (01 Jun):
- Morning surf: Morning surf (01 Jun, local time) - 2ft (0.6m), 10s period with E swell.
- Afternoon surf: Afternoon surf (01 Jun, local time) - 2ft (0.6m), 10s period with E swell.
- Evening surf: Evening surf (01 Jun, local time) - 2ft (0.6m), 10s period with E swell.
The current surf forecast for Choshi at 8AM is: 0.6m 10s primary swell from a East direction and 0.4m 11s secondary swell from a South-southeast direction (forecast issued at 02:00am June 01). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Jun) | 2ft (0.6m) | 10s |
| Afternoon (01 Jun) | 2ft (0.6m) | 10s |
| Evening (01 Jun) | 2ft (0.6m) | 10s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 132mm), heaviest during Wed afternoon. Warm (max 23°C on Mon morning, min 18°C on Wed morning). Winds increasing (calm on Mon morning, gales from the ENE by Wed afternoon). | ||||||||||||||||||||||||
Monday 1 | Tuesday 2 | Wednesday 3 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ESE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | S 14 | S 13 | S 13 | S 12 | S 15 | S 14 | S 13 | S 13 | E 9 | SSE 5 | SE 6 | SE 6 | ESE 8 | ESE 10 | SSW 16 | ESE 11 | |
114 | 71 | 71 | 68 | 66 | 65 | 66 | 68 | 58 | 89 | 86 | 150 | 343 | 324 | 85 | 53 | 44 | 66 | 111 | 287 | 1213 | 2469 | 4131 | 1896 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross | glassy | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross | cross | |
High Tide | 3:16AM1.29m | 5:52PM1.15m | 3:49AM1.29m | 6:28PM1.15m | 4:22AM1.29m | 7:05PM1.13m | ||||||||||||||||||
Low Tide | 10:00PM0.81m | 10:38AM-0.02m | 10:36PM0.82m | 11:11AM-0.01m | 11:11PM0.84m | 11:46AM0.02m | ||||||||||||||||||
 | |  | | | |  | |  |  |  | | | | | | |  |  |  | | | |  | |
 | — | 4:22 | — | — | — | — | — | — | — | 4:22 | — | — | — | — | — | — | — | 4:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 14 | 28 | 36 | 26 | 14 | |
Temp °C | 21 | 20 | 20 | 23 | 23 | 23 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 19 | 18 | 18 | 19 | 19 | 19 |
21 | 21 | 21 | 24 | 22 | 21 | 19 | 18 | 18 | 19 | 20 | 19 | 18 | 19 | 19 | 20 | 20 | 19 | 17 | 12 | 10 | 9 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | S 16 | S 16 | S 17 | SSW 16 | S 18 | ESE 11 |
 kJ | 114 | 71 | 71 | 68 | 66 | 65 | 66 | 68 | 46 | 46 | 45 | 46 | 46 | 43 | 44 | 44 | 44 | 43 | 20 | 20 | 50 | 52 | 621 | 1896 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | S 11 | S 11 | SSE 11 | SSE 11 | SSE 11 | SE 11 | ESE 11 | S 14 | S 13 | S 13 | S 16 | SE 11 | SE 11 | S 13 | S 13 | SE 11 | E 9 | SSW 12 | SSW 11 | SW 15 | — | SSW 16 | S 15 |
| kJ | 78 | 64 | 63 | 40 | 39 | 38 | 19 | 13 | 58 | 89 | 86 | 43 | 5 | 5 | 85 | 53 | 5 | 60 | 79 | 43 | 326 | — | 4131 | 1088 |
Swell 3 Height (m) Direction Period (s) | SE 12 | S 5 | S 6 | SSE 6 | S 16 | S 16 | SE 11 | SE 11 | SSE 10 | S 17 | S 17 | ESE 11 | — | — | SE 11 | SE 11 | SSW 10 | SE 11 | SSW 15 | SSW 12 | SSW 11 | — | — | SSE 12 |
| kJ | 22 | 13 | 15 | 10 | 46 | 45 | 45 | 32 | 19 | 24 | 49 | 13 | — | — | 5 | 5 | 38 | 20 | 46 | 88 | 12 | — | — | 549 |
Wind waves Height (m) Direction Period (s) | S 4 | SSW 5 | — | — | SSE 6 | S 5 | S 4 | S 5 | S 4 | S 4 | S 4 | S 12 | S 15 | S 14 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SE 6 | SE 6 | ESE 8 | ESE 10 | ESE 11 | NE 7 |
| kJ | 7 | 58 | — | — | 10 | 13 | 36 | 44 | 26 | 13 | 11 | 150 | 343 | 324 | 19 | 23 | 44 | 66 | 111 | 287 | 1213 | 2469 | 3682 | 466 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 52 | 0 | 37 | 0 | 56 | 56 | 207 | 159 | 147 | 147 | 56 | 56 | 56 | 56 | 56 | 56 | 56 | 121 | 121 | 128 | 631 | 610 | 609 | 609 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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