Surf Forecasts:
How big are the waves at Choshi today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 5ft (1.5m), 12s period with E swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 6.5ft (2.0m), 12s period with E swell.
- Evening surf: Evening surf (11 Aug, local time) - 7ft (2.2m), 11s period with ENE swell.
The current surf forecast for Choshi at 3PM is: 2.0m 12s primary swell from a East direction (forecast issued at 08:00am August 11). An open ocean swell of 1.6m 11s is not directed at the surf break, a second open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 5ft (1.5m) | 12s |
| Afternoon (11 Aug) | 6.5ft (2.0m) | 12s |
| Evening (11 Aug) | 7ft (2.2m) | 11s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 70mm), heaviest during Tue night. Warm (max 26°C on Thu morning, min 21°C on Tue morning). Winds decreasing (strong winds from the SSE on Tue night, light winds from the ESE by Wed night). | ||||||||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||||||
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) | ENE 10 | E 12 | E 12 | E 12 | ENE 12 | ENE 11 | ENE 11 | ESE 7 | ESE 10 | E 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 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 951 | 617 | 738 | 1229 | 1960 | 1101 | 631 | 531 | 800 | 262 | 256 | 256 | 246 | 246 | 276 | 327 | 340 | 369 | 392 | 468 | 468 | 459 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | cross-off | cross-on | on | on | cross-on | cross-on | cross | cross-off | cross | cross-on | on | on | cross | cross | cross | cross | cross | cross |
High Tide | 4:43PM1.34m | 2:30AM1.48m | 5:03PM1.35m | 3:26AM1.52m | 5:23PM1.36m | |||||||||||||||||
Low Tide | 9:08AM0.09m | 9:18PM1.06m | 9:53AM0.07m | 9:57PM0.95m | 10:33AM0.10m | |||||||||||||||||
 |  | | |  |  |  |  | | | | |  |  | | | | |  | | | | |
 | 4:50 | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — |
mm | — | 4 | 3 | 4 | 8 | 4 | 19 | 9 | 6 | 1 | — | — | 1 | 1 | 1 | 2 | 2 | 1 | — | — | — | 1 |
Temp °C | 22 | 21 | 21 | 21 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 26 |
Feels °C | 20 | 19 | 16 | 15 | 18 | 18 | 18 | 18 | 21 | 23 | 25 | 27 | 28 | 28 | 28 | 29 | 27 | 27 | 28 | 28 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | E 12 | E 12 | E 12 | ENE 12 | ENE 11 | ENE 11 | E 10 | NNE 9 | E 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 |
| kJ | 951 | 617 | 738 | 1229 | 1960 | 1101 | 631 | 394 | 165 | 262 | 256 | 256 | 246 | 246 | 276 | 327 | 340 | 369 | 392 | 468 | 468 | 459 |
Swell 2 Height (m) Direction Period (s) | S 10 | NE 9 | NE 9 | NE 11 | S 11 | NNE 10 | ENE 10 | NNE 9 | S 10 | SE 6 | SE 5 | SE 5 | SE 5 | S 10 | SSE 10 | S 5 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 |
| kJ | 19 | 357 | 410 | 579 | 20 | 748 | 389 | 203 | 53 | 83 | 31 | 17 | 10 | 53 | 34 | 5 | 18 | 18 | 17 | 8 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 11 | S 11 | S 11 | — | S 12 | E 11 | SSW 10 | SSW 10 | S 10 | S 10 | S 10 | S 10 | NNE 7 | NNE 7 | S 10 | NNE 6 | NNE 7 | — | — | SE 16 | SE 12 |
| kJ | 54 | 21 | 20 | 20 | — | 3 | 342 | 92 | 92 | 18 | 19 | 19 | 18 | 48 | 29 | 18 | 8 | 9 | — | — | 10 | 6 |
Wind waves Height (m) Direction Period (s) | NNE 9 | NW 3 | WSW 4 | WSW 4 | WSW 4 | S 5 | SSE 6 | ESE 7 | ESE 10 | ESE 5 | SE 5 | NNE 8 | NNE 8 | — | — | — | — | — | — | — | NE 3 | — |
| kJ | 1191 | 4 | 1 | 30 | 28 | 78 | 223 | 531 | 800 | 38 | 58 | 109 | 24 | — | — | — | — | — | — | — | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 37 | 37 | 74 | 257 | 132 | 257 | 207 | 117 | 170 | 591 | 122 | 0 | 71 | 37 | 37 | 37 | 37 | 71 | 115 | 115 | 117 | 37 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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