Surf Forecasts:
How big are the waves at Choshi today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 4ft (1.2m), 6s period with NE swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 3.5ft (1.1m), 7s period with ENE swell.
- Evening surf: Evening surf (17 Oct, local time) - 3ft (0.9m), 7s period with ENE swell.
The current surf forecast for Choshi at 8AM is: 1.2m 5s primary swell from a Northeast direction and 0.5m 10s secondary swell from a East direction, 0.1m 8s secondary swell from a Southeast direction (forecast issued at 02:00am October 17). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 4ft (1.2m) | 6s |
| Afternoon (17 Oct) | 3.5ft (1.1m) | 7s |
| Evening (17 Oct) | 3ft (0.9m) | 7s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 23°C on Mon morning, min 18°C on Sat night). Winds increasing (light winds from the SE on Sun morning, fresh winds from the SSW by Mon afternoon). | ||||||||||||||||||||||||
Saturday 17 | Sunday 18 | Monday 19 | ||||||||||||||||||||||
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 |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 10 | E 10 | NE 5 | NE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 5 | E 9 | ENE 9 | ENE 9 | E 9 | ENE 10 | E 10 | E 10 | E 11 | SSE 4 | SSE 4 | S 5 | S 5 | S 6 | SSE 6 | SSE 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 80 | 78 | 64 | 92 | 150 | 107 | 111 | 70 | 33 | 28 | 17 | 17 | 16 | 19 | 18 | 18 | 21 | 15 | 34 | 59 | 47 | 88 | 86 | 74 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross | cross | cross |
High Tide | 9:02AM1.15m | 6:05PM1.37m | 11:52AM1.14m | 6:34PM1.29m | 1:15PM1.18m | 7:24PM1.20m | ||||||||||||||||||
Low Tide | 1:16AM0.37m | 12:34PM1.09m | 2:04AM0.46m | 12:55PM1.14m | 3:11AM0.54m | 3:34PM1.17m | ||||||||||||||||||
 |  |  | | | | | | | | | | |  | | |  | |  | | | | | | |
 | — | 5:43 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 21 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 19 | 18 | 19 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 22 |
Feels °C | 19 | 16 | 12 | 13 | 13 | 15 | 16 | 16 | 17 | 16 | 16 | 18 | 19 | 18 | 18 | 17 | 16 | 17 | 17 | 18 | 18 | 18 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | SE 8 | ENE 10 | ENE 10 | E 10 | ENE 5 | ENE 5 | NE 5 | NE 6 | NE 6 | NE 6 | NE 5 | ESE 5 | ESE 5 | NE 6 | ESE 10 | ESE 10 | SE 6 | ESE 10 | ESE 9 | ESE 9 |
| kJ | 80 | 78 | 53 | 53 | 2 | 34 | 33 | 30 | 33 | 20 | 10 | 18 | 19 | 11 | 7 | 7 | 4 | 6 | 9 | 9 | 26 | 18 | 17 | 17 |
Swell 2 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | SE 8 | SE 9 | SE 8 | SE 8 | SE 7 | E 10 | E 9 | ESE 5 | ENE 9 | E 9 | ENE 10 | E 10 | E 10 | E 11 | ESE 10 | E 11 | ENE 11 | ESE 10 | E 9 | E 9 | E 9 |
| kJ | 6 | 6 | 6 | 2 | 20 | 2 | 2 | 2 | 30 | 28 | 7 | 17 | 16 | 19 | 18 | 18 | 21 | 10 | 10 | 12 | 9 | 7 | 6 | 2 |
Swell 3 Height (m) Direction Period (s) | S 9 | SE 8 | SE 8 | SSE 8 | SSE 8 | SSE 8 | — | S 7 | S 7 | NE 8 | ENE 9 | ESE 7 | ESE 8 | ESE 7 | ESE 7 | NE 5 | ESE 10 | E 9 | E 9 | E 8 | E 11 | E 11 | E 11 | E 12 |
| kJ | 2 | 3 | 3 | 6 | 6 | 6 | — | 4 | 1 | 2 | 17 | 5 | 6 | 5 | 5 | 4 | 10 | 6 | 6 | 1 | 10 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | E 5 | ENE 4 | NE 5 | NE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | — | — | E 4 | ESE 4 | ESE 4 | ESE 5 | SE 5 | S 3 | S 3 | SSE 4 | SSE 4 | S 5 | S 5 | S 6 | SSE 6 | SSE 6 |
| kJ | 12 | 34 | 64 | 92 | 150 | 107 | 111 | 70 | — | — | 6 | 4 | 7 | 8 | 10 | 1 | 5 | 15 | 34 | 59 | 47 | 88 | 86 | 74 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 71 | 86 | 644 | 923 | 1621 | 170 | 170 | 170 | 71 | 71 | 71 | 674 | 112 | 1102 | 55 | 56 | 264 | 206 | 206 | 207 | 264 | 640 | 159 | 147 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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