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Surf Forecasts:
Shida surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Wednesday 29 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Shida surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shida sea temperature is
19.6° C
(Which is slightly warmer than usual)How big are the waves at Shida today?
The current surf forecast for Shida at 10PM is: 1.3m 5s primary swell from a East-northeast direction and 0.5m 6s secondary swell from a South-southwest direction, 0.3m 9s secondary swell from a East-southeast direction (forecast issued at 02:00pm April 29). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | - | - |
| Afternoon (29 Apr) | 4.5ft (1.3m) | 5s |
| Evening (29 Apr) | 4.5ft (1.3m) | 6s |
Table - waves today at Shida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 45mm), heaviest during Fri morning. Warm (max 22°C on Sat morning, min 13°C on Wed night). Winds increasing (light winds from the ESE on Thu afternoon, strong winds from the SW by Fri night). | ||||||||||||||||||||||||
Wed 29 | Thursday 30 | Friday 1 | Sat 2 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 7 | NE 5 | ENE 5 | ENE 6 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | E 5 | SE 9 | SE 9 | SE 10 | ENE 8 | SE 7 | SE 8 | SSE 9 | S 9 | SSE 9 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | |
99 | 84 | 90 | 107 | 77 | 59 | 66 | 64 | 55 | 40 | 13 | 13 | 14 | 6 | 436 | 1308 | 1623 | 2281 | 1353 | 1046 | 1221 | 923 | 663 | 385 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-on | cross-on | |
High Tide | 2:49AM1.42m | 3:58PM1.36m | 3:10AM1.44m | 4:37PM1.40m | 3:32AM1.46m | |||||||||||||||||||
Low Tide | 8:54PM0.67m | 9:26AM0.30m | 9:28PM0.73m | 9:55AM0.20m | 10:00PM0.79m | |||||||||||||||||||
 | | |  | |  | | | | | | | |  |  |  |  |  | |  | |  |  | | |
 | — | — | — | — | — | 4:48 | — | — | — | — | — | — | — | 4:48 | — | — | — | — | — | — | — | 4:47 | — | — |
 | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | 6:23 |
— | — | — | — | — | 1 | — | — | — | — | — | — | 2 | 10 | 9 | 20 | 2 | — | — | — | — | 1 | — | — | |
Temp °C | 18 | 17 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 15 | 15 | 16 | 17 | 19 | 17 | 18 | 18 | 18 | 15 | 14 | 16 | 19 |
14 | 13 | 10 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 12 | 11 | 12 | 13 | 12 | 16 | 14 | 16 | 15 | 10 | 9 | 11 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | SSW 7 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SE 10 | ENE 8 | NE 8 | ENE 13 | NE 13 | SSE 9 | ENE 12 | SE 10 | SE 9 | ESE 9 | SSW 10 | SSW 10 |
 kJ | 99 | 62 | 41 | 22 | 15 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 6 | 2 | 17 | 26 | 1658 | 14 | 391 | 216 | 145 | 663 | 385 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | SE 11 | ESE 9 | ESE 9 | ESE 8 | SSW 6 | SSW 6 | SE 9 | SE 9 | SE 9 | SE 9 | ENE 8 | E 13 | E 13 | NNE 8 | NE 8 | — | NE 12 | ENE 12 | ENE 12 | ENE 11 | SE 9 | ESE 9 |
| kJ | 15 | 15 | 5 | 15 | 15 | 22 | 6 | 3 | 12 | 12 | 12 | 13 | 6 | 3 | 3 | 6 | 3 | — | 52 | 14 | 14 | 13 | 118 | 106 |
Swell 3 Height (m) Direction Period (s) | S 13 | SE 11 | S 13 | S 13 | S 12 | SSE 8 | SSE 8 | SSE 9 | ENE 8 | SSE 6 | SSE 6 | ENE 8 | E 13 | E 11 | E 10 | NE 10 | — | — | — | S 15 | — | — | ENE 11 | ENE 11 |
| kJ | 3 | 5 | 4 | 3 | 3 | 7 | 7 | 7 | 6 | 3 | 4 | 6 | 4 | 2 | 2 | 4 | — | — | — | 4 | — | — | 12 | 12 |
Wind waves Height (m) Direction Period (s) | NE 5 | NE 5 | ENE 5 | ENE 6 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 5 | E 5 | E 5 | ESE 5 | ESE 5 | SE 6 | SE 7 | SE 8 | SSE 9 | S 9 | SSE 9 | SSW 9 | SSW 9 | SSW 10 | — | NW 3 |
| kJ | 37 | 84 | 90 | 107 | 77 | 59 | 66 | 64 | 55 | 40 | 31 | 44 | 97 | 190 | 436 | 1308 | 1623 | 2281 | 1353 | 1046 | 1221 | 923 | — | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 27 | 63 | 115 | 1071 | 1071 | 1071 | 1071 | 70 | 70 | 563 | 956 | 868 | 640 | 561 | 544 | 104 | 1 | 1 | 561 | 561 | 87 | 1 | 3 | 30 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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