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Surf Forecasts:
Shida surfForecast / Chiba / Japan
48hr Weather and Surf, issued 8 am Thursday 23 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
18.6° 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: 0.8m 6s primary swell from a Southeast direction and 0.5m 9s secondary swell from a East direction (forecast issued at 08:00am April 23). The wind direction is predicted to be offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Apr) | 3ft (0.9m) | 6s |
| Afternoon (23 Apr) | 1.5ft (0.5m) | 9s |
| Evening (23 Apr) | 3ft (0.9m) | 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 29mm), heaviest during Thu night. Very mild (max 18°C on Thu morning, min 12°C on Thu night). Winds increasing (light winds from the WSW on Thu morning, strong winds from the NNE by Thu night). | ||||||||||||||||||||||||
Thursday 23 | Friday 24 | Saturday 25 | Sun 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 |    |    |    |    | ||||||||||||||||||||
SE 6 | NE 14 | SE 6 | E 9 | E 9 | E 6 | ESE 9 | NE 5 | NE 6 | NE 7 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | E 7 | E 7 | E 16 | ENE 16 | ENE 15 | |
76 | 66 | 49 | 44 | 43 | 50 | 28 | 103 | 256 | 312 | 298 | 233 | 183 | 167 | 204 | 204 | 210 | 204 | 186 | 134 | 107 | 129 | 273 | 249 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | off | off | cross-off | on | cross-on | on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | |
High Tide | 6:25AM1.42m | 11:07PM1.19m | 7:11AM1.30m | 00:34AM1.22m | 8:48AM1.16m | 1:14AM1.26m | ||||||||||||||||||
Low Tide | 2:35PM0.24m | 2:10AM1.15m | 3:51PM0.36m | 5:16AM1.11m | 5:18PM0.45m | |||||||||||||||||||
 | |  | |  |  |  | | | | | | |  |  | | |  | | | | | | | |
 | 4:56 | — | — | — | — | — | — | 4:56 | — | — | — | — | — | — | — | 4:54 | — | — | — | — | — | — | — | 4:52 |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — | 6:19 |
— | — | 1 | 3 | 6 | 11 | 5 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 18 | 17 | 14 | 13 | 14 | 13 | 13 | 12 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 14 |
17 | 17 | 16 | 13 | 12 | 11 | 6 | 6 | 5 | 7 | 7 | 8 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SE 6 | E 9 | ESE 6 | E 6 | ESE 9 | SSE 6 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | E 7 | E 7 | E 6 | ENE 7 |
 kJ | 76 | 66 | 46 | 35 | 43 | 41 | 19 | 28 | 13 | 82 | 112 | 89 | 91 | 68 | 47 | 44 | 115 | 101 | 98 | 96 | 107 | 103 | 92 | 58 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 9 | ESE 9 | E 9 | SE 12 | ESE 9 | SE 5 | SE 6 | ESE 9 | SE 12 | SE 12 | SE 12 | ENE 15 | ENE 15 | ENE 15 | ENE 14 | S 8 | S 7 | S 7 | S 7 | ENE 13 | E 16 | ENE 16 | ENE 15 |
| kJ | 52 | 50 | 49 | 44 | 23 | 28 | 13 | 8 | 27 | 21 | 22 | 21 | 47 | 47 | 86 | 81 | 28 | 27 | 16 | 9 | 93 | 129 | 273 | 249 |
Swell 3 Height (m) Direction Period (s) | NE 14 | NE 14 | ENE 14 | SE 12 | ENE 13 | SE 12 | ESE 9 | SE 12 | SE 12 | ENE 12 | ENE 13 | ENE 15 | SE 12 | SSE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | ENE 17 | ENE 16 | ENE 12 | SE 11 | SE 6 |
| kJ | 52 | 51 | 36 | 24 | 17 | 22 | 28 | 21 | 21 | 15 | 17 | 23 | 21 | 14 | 5 | 5 | 5 | 5 | 5 | 28 | 52 | 56 | 4 | 25 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 6 | E 6 | NE 4 | NE 5 | NE 6 | NE 7 | NE 7 | NE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | E 7 | — | — | — | — |
| kJ | — | — | — | — | 35 | 50 | 19 | 103 | 256 | 312 | 298 | 233 | 183 | 167 | 204 | 204 | 210 | 204 | 186 | 134 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 23 | 563 | 208 | 208 | 216 | 63 | 77 | 216 | 647 | 63 | 563 | 216 | 561 | 544 | 561 | 868 | 0 | 63 | 17 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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