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Choshi surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Sunday 03 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 2.1°C colder than average for this time of year)How big are the waves at Choshi today?
The current surf forecast for Choshi at 7PM is: 1.6m 6s primary swell from a South direction and 0.5m 10s secondary swell from a East direction (forecast issued at 02:00pm May 03). An open ocean swell of 0.1m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 May) | - | - |
| Afternoon (03 May) | 4.5ft (1.3m) | 5s |
| Evening (03 May) | 5ft (1.6m) | 6s |
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 23°C on Mon morning, min 13°C on Mon night). Winds decreasing (near gales from the SSW on Sun night, light winds from the NNE by Tue morning). | ||||||||||||||||||||||||
Sun 3 | Monday 4 | Tuesday 5 | Wed 6 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 10 | S 5 | S 6 | S 6 | S 7 | S 7 | S 8 | S 9 | S 10 | S 9 | S 9 | SSE 9 | SSE 9 | SSE 8 | SSE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | |
96 | 80 | 144 | 187 | 318 | 510 | 809 | 999 | 963 | 935 | 554 | 311 | 162 | 81 | 42 | 33 | 33 | 32 | 32 | 37 | 36 | 35 | 35 | 42 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | |
High Tide | 5:51PM1.12m | 4:15AM1.27m | 6:29PM1.09m | 4:41AM1.26m | 7:09PM1.06m | 5:08AM1.23m | ||||||||||||||||||
Low Tide | 10:54AM-0.05m | 10:51PM0.70m | 11:25AM-0.04m | 11:21PM0.74m | 11:57AM-0.01m | 11:51PM0.78m | ||||||||||||||||||
 |  | |  | | | | |  | | |  | | | | | | | |  | | | | | |
 | — | — | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:39 | — | — |
 | — | — | 6:23 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | 6:25 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 21 | 20 | 19 | 20 | 20 | 21 | 22 | 23 | 22 | 22 | 19 | 14 | 13 | 14 | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 18 |
16 | 15 | 14 | 12 | 12 | 11 | 13 | 15 | 14 | 11 | 13 | 15 | 7 | 6 | 9 | 12 | 12 | 11 | 11 | 11 | 12 | 13 | 15 | 13 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | E 10 | E 10 | E 10 | E 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | S 9 | SSE 9 | SSE 9 | SSE 8 | SSE 7 | SSE 7 | SSE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 |
 kJ | 96 | 71 | 65 | 46 | 47 | 44 | 29 | 29 | 20 | 20 | 554 | 311 | 162 | 81 | 42 | 29 | 16 | 32 | 32 | 37 | 36 | 35 | 35 | 34 |
Swell 2 Height (m) Direction Period (s) | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | E 10 | — | — | — | — | ESE 10 | ESE 10 | NNE 4 | ESE 10 | NE 6 | NNE 5 | ESE 10 | NE 4 | NNE 4 | NE 4 | NE 11 | NE 10 | NE 10 | NE 11 |
| kJ | 4 | 4 | 4 | 4 | 4 | 2 | — | — | — | — | 20 | 20 | 13 | 36 | 19 | 7 | 33 | 3 | 1 | 1 | 5 | 4 | 4 | 5 |
Swell 3 Height (m) Direction Period (s) | N 9 | N 9 | N 8 | N 8 | — | — | — | — | — | — | — | NE 11 | ESE 10 | NE 6 | NNE 4 | ESE 10 | NE 4 | NE 6 | — | NE 12 | NE 5 | — | NNE 9 | N 8 |
| kJ | 6 | 6 | 1 | 1 | — | — | — | — | — | — | — | 5 | 20 | 1 | 6 | 33 | 5 | 2 | — | 5 | 1 | — | 8 | 1 |
Wind waves Height (m) Direction Period (s) | SE 4 | S 5 | S 6 | S 6 | S 7 | S 7 | S 8 | S 9 | S 10 | S 9 | W 4 | NE 4 | N 4 | N 4 | N 7 | — | — | SSE 7 | SSE 3 | SSE 4 | SSE 5 | SSE 5 | SSE 5 | SSE 5 |
| kJ | 11 | 80 | 144 | 187 | 318 | 510 | 809 | 999 | 963 | 935 | 3 | 17 | 20 | 9 | 145 | — | — | 19 | 11 | 29 | 35 | 32 | 33 | 42 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2159 | 2159 | 2171 | 877 | 613 | 613 | 610 | 610 | 591 | 631 | 609 | 132 | 71 | 71 | 71 | 0 | 56 | 170 | 656 | 56 | 52 | 52 | 56 | 56 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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