Surf Forecasts:
How big are the waves at Choshi today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 4ft (1.2m), 9s period with E swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 4ft (1.2m), 9s period with E swell.
- Evening surf: Evening surf (12 Aug, local time) - 4.5ft (1.3m), 9s period with E swell.
The current surf forecast for Choshi at 4PM is: 1.2m 9s primary swell from a East direction and 0.3m 10s secondary swell from a South direction, 0.9m 5s secondary swell from a East-southeast direction (forecast issued at 08:00am August 12). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 4ft (1.2m) | 9s |
| Afternoon (12 Aug) | 4ft (1.2m) | 9s |
| Evening (12 Aug) | 4.5ft (1.3m) | 9s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Fri night. Warm (max 27°C on Thu afternoon, min 23°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||
Wednesday 12 | Thursday 13 | Friday 14 | ||||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | ESE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | 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 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 828 | 256 | 392 | 256 | 287 | 281 | 282 | 341 | 349 | 362 | 384 | 400 | 400 | 400 | 400 | 410 | 402 | 402 | 394 | 394 | 384 | 680 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-off | cross | glassy | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on |
High Tide | 5:03PM1.35m | 3:26AM1.52m | 5:23PM1.36m | 4:16AM1.53m | 5:42PM1.38m | |||||||||||||||||
Low Tide | 9:53AM0.07m | 9:57PM0.95m | 10:33AM0.10m | 10:36PM0.83m | 11:08AM0.18m | |||||||||||||||||
 |  |  |  | |  |  | |  |  | | | | | | | | | | | | | |
 | 4:52 | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:28 | — |
mm | 27 | 1 | — | — | — | — | 1 | 1 | — | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 3 |
Temp °C | 22 | 23 | 25 | 25 | 24 | 25 | 25 | 24 | 25 | 26 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 18 | 22 | 25 | 25 | 25 | 29 | 30 | 27 | 28 | 28 | 28 | 29 | 28 | 29 | 28 | 28 | 27 | 28 | 27 | 28 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | S 10 | E 9 | S 10 | E 9 | E 9 | E 9 | E 9 | E 9 | 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 10 | E 10 |
| kJ | 8 | 256 | 19 | 256 | 287 | 281 | 282 | 341 | 349 | 362 | 384 | 400 | 400 | 400 | 400 | 410 | 402 | 402 | 394 | 394 | 384 | 371 |
Swell 2 Height (m) Direction Period (s) | NNE 9 | S 10 | NNE 8 | S 10 | SSE 5 | SSE 5 | SSE 5 | S 5 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SE 11 |
| kJ | 165 | 18 | 114 | 19 | 10 | 8 | 5 | 4 | 18 | 18 | 8 | 8 | 7 | 7 | 7 | 7 | 13 | 25 | 25 | 24 | 23 | 30 |
Swell 3 Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 10 | SSW 10 | S 10 | S 10 | S 10 | S 10 | NNE 7 | — | S 5 | — | — | S 12 | SE 11 | SE 12 | S 9 | — | — | E 21 | E 20 | SE 14 |
| kJ | 35 | 58 | 58 | 59 | 18 | 18 | 18 | 18 | 4 | — | 2 | — | — | 3 | 5 | 5 | 6 | — | — | 9 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | ESE 10 | ESE 6 | E 9 | ESE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 10 |
| kJ | 828 | 104 | 392 | 37 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 680 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 117 | 121 | 170 | 121 | 71 | 37 | 0 | 0 | 37 | 71 | 71 | 117 | 71 | 71 | 37 | 0 | 0 | 117 | 117 | 170 | 170 | 62 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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