Surf Forecasts:
How big are the waves at Choshi today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 6ft (1.8m), 6s period with S swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 4.5ft (1.3m), 8s period with SSE swell.
- Evening surf: Evening surf (18 Jun, local time) - 3ft (0.9m), 7s period with SSE swell.
The current surf forecast for Choshi at 6AM is: 0.8m 10s primary swell from a East-northeast direction and 0.1m 10s secondary swell from a Southeast direction, 1.0m 5s secondary swell from a Southeast direction (forecast issued at 02:00am June 18). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 6ft (1.8m) | 6s |
| Afternoon (18 Jun) | 4.5ft (1.3m) | 8s |
| Evening (18 Jun) | 3ft (0.9m) | 7s |
Table - waves today at Choshi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 55mm), heaviest during Thu morning. Warm (max 21°C on Thu morning, min 19°C on Thu afternoon). Mainly strong winds. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
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) | ENE 10 | ENE 10 | ENE 10 | S 6 | S 8 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 10 | ENE 10 | ENE 10 | E 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 120 | 123 | 123 | 269 | 535 | 187 | 111 | 90 | 57 | 76 | 56 | 56 | 39 | 39 | 62 | 124 | 151 | 211 | 225 | 265 | 267 | 263 | 269 | 608 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | on | on | on |
High Tide | 4:54AM1.38m | 7:41PM1.18m | 5:45AM1.32m | 8:15PM1.15m | 6:40AM1.23m | 8:47PM1.13m | ||||||||||||||||||
Low Tide | 11:36PM0.93m | 12:26PM-0.06m | 00:23AM0.88m | 1:10PM0.07m | 1:15AM0.82m | 1:52PM0.22m | ||||||||||||||||||
 |  |  | | |  |  |  |  | |  | | | | | | | |  | | | | | | |
 | — | 4:20 | — | — | — | — | — | — | — | 4:20 | — | — | — | — | — | — | — | 4:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — |
mm | 1 | 18 | 22 | 16 | 24 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 20 | 20 | 20 | 20 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 20 | 20 | 19 | 19 | 20 | 20 | 21 | 21 | 21 | 20 |
Feels °C | 20 | 20 | 20 | 22 | 22 | 16 | 16 | 17 | 19 | 19 | 21 | 21 | 21 | 20 | 19 | 20 | 19 | 18 | 19 | 19 | 21 | 20 | 20 | 18 |
Swell 1 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | SSE 6 | SSE 7 | SSE 8 | SSE 7 | NNE 6 | NE 6 | E 9 | SSE 7 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SE 10 | E 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 120 | 123 | 123 | 103 | 202 | 187 | 111 | 70 | 45 | 76 | 41 | 56 | 39 | 39 | 62 | 124 | 151 | 211 | 225 | 15 | 267 | 263 | 269 | 587 |
Swell 2 Height (m) Direction Period (s) | SE 16 | SE 10 | SE 10 | ENE 10 | ENE 9 | E 9 | E 10 | SSE 7 | SSE 7 | SSE 7 | E 9 | SSE 7 | SSE 7 | SSE 6 | ENE 6 | SE 6 | SE 6 | SE 10 | SE 10 | SE 13 | SE 10 | SE 12 | SE 12 | E 18 |
| kJ | 11 | 4 | 4 | 94 | 90 | 63 | 65 | 90 | 57 | 43 | 56 | 26 | 25 | 15 | 22 | 8 | 8 | 15 | 15 | 7 | 15 | 6 | 23 | 6 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 16 | SE 16 | SE 10 | SE 16 | SE 16 | SE 9 | E 10 | E 9 | NE 6 | SSE 11 | SSE 10 | SSE 10 | SE 10 | SSE 6 | SE 10 | SE 10 | SE 13 | SE 13 | SE 10 | SE 12 | — | E 18 | SSE 12 |
| kJ | 4 | 10 | 10 | 4 | 10 | 10 | 22 | 46 | 42 | 27 | 11 | 10 | 10 | 16 | 15 | 15 | 15 | 7 | 7 | 24 | 6 | — | 6 | 14 |
Wind waves Height (m) Direction Period (s) | SSE 4 | SE 4 | SE 5 | S 6 | S 8 | N 4 | N 5 | N 6 | — | — | NE 6 | NE 6 | NE 6 | NE 6 | — | — | — | — | — | ENE 9 | SE 4 | SE 4 | SE 5 | E 10 |
| kJ | 12 | 24 | 48 | 269 | 535 | 17 | 73 | 212 | — | — | 20 | 24 | 26 | 16 | — | — | — | — | — | 265 | 17 | 16 | 41 | 608 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 609 | 56 | 56 | 62 | 206 | 83 | 52 | 37 | 37 | 0 | 0 | 117 | 112 | 170 | 170 | 170 | 307 | 125 | 125 | 644 | 1085 | 1085 | 965 | 266 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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