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Surf Forecasts:
Shida surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Saturday 23 May 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
20.7° C
(Which is normal for this time of year)How big are the waves at Shida today?
The current surf forecast for Shida at 1PM is: 2.1m 9s primary swell from a East direction and 0.3m 7s secondary swell from a South direction, 0.3m 7s secondary swell from a Southwest direction (forecast issued at 08:00am May 23). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | 7.5ft (2.3m) | 9s |
| Afternoon (23 May) | 6.5ft (2.0m) | 9s |
| Evening (23 May) | 6ft (1.9m) | 9s |
Table - waves today at Shida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Sun morning. Warm (max 21°C on Mon morning, min 15°C on Sat morning). Winds decreasing (fresh winds from the NE on Sat morning, calm by Mon night). | ||||||||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 9 | ENE 9 | ENE 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | |
959 | 863 | 773 | 679 | 533 | 626 | 416 | 417 | 320 | 282 | 320 | 320 | 270 | 270 | 225 | 230 | 262 | 257 | 296 | 296 | 260 | 260 | 265 | 225 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | glassy | |
High Tide | 7:39AM1.23m | 10:57PM1.27m | 9:22AM1.10m | 11:40PM1.29m | 11:27AM1.06m | 00:16AM1.32m | ||||||||||||||||||
Low Tide | 3:01AM1.04m | 3:18PM0.40m | 4:46AM0.94m | 4:22PM0.54m | 6:09AM0.79m | 5:27PM0.66m | ||||||||||||||||||
 | | |  | |  | |  | |  | | | | |  | |  | | | | | | | | |
 | 4:28 | — | — | — | — | — | — | 4:28 | — | — | — | — | — | — | — | 4:28 | — | — | — | — | — | — | — | 4:26 |
 | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:42 | — | — | 6:43 |
— | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 15 | 16 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 21 | 21 | 21 | 21 | 20 | 20 | 19 |
8 | 9 | 11 | 13 | 13 | 15 | 16 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 19 | 19 | 19 | 21 | 20 | 20 | 21 | 21 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | SSW 7 | S 7 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
 kJ | 9 | 9 | 8 | 9 | 3 | 626 | 416 | 417 | 320 | 282 | 320 | 320 | 270 | 270 | 178 | 151 | 176 | 181 | 186 | 188 | 193 | 177 | 182 | 182 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SSW 7 | SW 8 | WSW 7 | — | NE 11 | S 6 | NE 10 | NE 10 | NNE 10 | ESE 10 | SSE 6 | SE 7 | SE 7 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 |
| kJ | 2 | 5 | 9 | 5 | — | 5 | 3 | 4 | 4 | 10 | 10 | 82 | 100 | 135 | 225 | 230 | 262 | 257 | 296 | 296 | 260 | 260 | 265 | 225 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 7 | SW 7 | SW 7 | SE 10 | — | — | — | SE 11 | ESE 11 | SE 11 | — | E 16 | E 16 | S 8 | SSW 8 | SSW 7 | SSW 7 |
| kJ | — | — | — | — | — | — | — | 2 | 2 | 2 | 25 | — | — | — | 5 | 12 | 5 | — | 5 | 5 | 1 | 6 | 11 | 10 |
Wind waves Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | — | SE 6 | SE 6 | SE 6 | SE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 959 | 863 | 773 | 679 | 533 | 469 | — | 44 | 33 | 64 | 85 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 829 | 956 | 63 | 63 | 63 | 626 | 8 | 0 | 0 | 216 | 63 | 63 | 0 | 0 | 0 | 17 | 17 | 17 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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