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Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 pm Friday 08 May 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
17.0° C
(Which is 2.5°C colder than average for this time of year)How big are the waves at Choshi today?
The current surf forecast for Choshi at 1AM is: 2.3m 8s primary swell from a South-southwest direction and 1.3m 8s secondary swell from a South-southeast direction, 0.4m 10s secondary swell from a East-southeast direction (forecast issued at 08:00pm May 08). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 2.5ft (0.8m) | 8s |
| Afternoon (09 May) | 1.5ft (0.5m) | 10s |
| Evening (09 May) | 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 ForecastMostly dry. Warm (max 21°C on Fri night, min 16°C on Fri night). Winds decreasing (strong winds from the SSW on Fri night, light winds from the ENE by Sat night). | ||||||||||||||||||||||||
Fri 8 | Saturday 9 | Sunday 10 | Monday 11 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 6 | S 7 | SSW 8 | SSE 8 | SSE 8 | SSE 8 | S 8 | ESE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
206 | 287 | 589 | 123 | 104 | 87 | 45 | 60 | 89 | 89 | 239 | 68 | 65 | 64 | 52 | 49 | 48 | 47 | 50 | 59 | 59 | 58 | 58 | 57 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | |
High Tide | 9:56PM0.95m | 6:59AM1.09m | 11:14PM0.96m | 8:09AM1.01m | 00:07AM0.98m | 9:59AM0.95m | ||||||||||||||||||
Low Tide | 1:52AM0.87m | 2:56PM0.26m | 3:21AM0.87m | 4:04PM0.34m | 5:15AM0.79m | |||||||||||||||||||
 |  |  | |  |  | | | | |  | | | | | | | | | | | | | | |
 | — | — | — | 4:37 | — | — | — | — | — | — | — | 4:35 | — | — | — | — | — | — | — | 4:35 | — | — | — | — |
 | 6:28 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | 6:30 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 21 | 17 | 16 | 16 | 20 | 19 | 19 | 17 | 17 | 17 | 16 | 17 | 16 | 17 | 17 | 18 | 18 | 18 | 17 | 18 | 19 | 19 |
16 | 15 | 19 | 13 | 11 | 12 | 15 | 12 | 13 | 12 | 14 | 14 | 13 | 14 | 12 | 13 | 12 | 13 | 14 | 16 | 15 | 15 | 14 | 14 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | S 8 | ESE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | S 5 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 63 | 42 | 226 | 123 | 104 | 87 | 45 | 60 | 89 | 89 | 104 | 68 | 65 | 64 | 52 | 49 | 48 | 47 | 50 | 59 | 16 | 58 | 58 | 57 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 11 | ESE 10 | ESE 10 | ESE 10 | NE 5 | ESE 10 | SSE 7 | NE 4 | NE 4 | NE 5 | NE 5 | NNE 4 | NE 6 | NNE 4 | NE 4 | E 11 | NE 4 | E 10 | E 11 | ESE 10 | S 5 | E 11 | NE 11 |
| kJ | 2 | 2 | 42 | 60 | 59 | 17 | 40 | 17 | 4 | 5 | 6 | 7 | 3 | 11 | 2 | 3 | 2 | 1 | 2 | 2 | 59 | 12 | 2 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | E 11 | E 11 | NE 11 | ESE 10 | NE 4 | E 10 | E 10 | E 4 | — | E 10 | NE 6 | — | ENE 6 | N 5 | ESE 11 | E 11 | N 9 | NE 11 | E 11 | E 11 | — | — |
| kJ | — | — | 2 | 2 | 5 | 41 | 6 | 2 | 2 | 1 | — | 2 | 5 | — | 3 | 1 | 13 | 2 | 1 | 4 | 2 | 2 | — | — |
Wind waves Height (m) Direction Period (s) | S 6 | S 7 | SSW 8 | NNE 4 | NE 5 | NNE 5 | NW 2 | NE 4 | E 4 | E 4 | SE 10 | SSE 4 | SSE 4 | SSE 4 | SSE 5 | SSE 5 | SSE 4 | SSE 4 | SSE 4 | S 4 | — | — | S 3 | S 4 |
| kJ | 206 | 287 | 589 | 29 | 31 | 28 | 1 | 7 | 3 | 5 | 239 | 8 | 5 | 5 | 17 | 32 | 29 | 26 | 16 | 15 | — | — | 8 | 28 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 609 | 627 | 0 | 37 | 71 | 71 | 74 | 71 | 37 | 56 | 56 | 37 | 56 | 56 | 112 | 610 | 56 | 56 | 56 | 52 | 52 | 56 | 56 | 56 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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