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Surf Forecasts:
Shida surfForecast / Chiba / Japan
48hr Weather and Surf, issued 2 pm Thursday 14 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
17.3° C
(Which is 3.0°C colder than average for this time of year)How big are the waves at Shida today?
The current surf forecast for Shida at 7PM is: 1.2m 9s primary swell from a East-southeast direction and 0.3m 10s secondary swell from a Northeast direction, 1.0m 5s secondary swell from a Northeast direction (forecast issued at 02:00pm May 14). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | - | - |
| Afternoon (14 May) | 4ft (1.2m) | 9s |
| Evening (14 May) | 4.5ft (1.3m) | 9s |
Table - waves today at Shida. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu night. Warm (max 21°C on Sun morning, min 14°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 7 | ESE 8 | ESE 9 | ESE 8 | ESE 9 | |
322 | 242 | 237 | 260 | 307 | 216 | 254 | 325 | 280 | 287 | 240 | 235 | 199 | 194 | 169 | 94 | 121 | 151 | 82 | 102 | 188 | 233 | 217 | 280 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | glassy | on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | glassy | on | cross-on | cross-on | |
High Tide | 2:08AM1.45m | 3:49PM1.39m | 2:37AM1.50m | 4:40PM1.45m | 3:08AM1.54m | |||||||||||||||||||
Low Tide | 8:21PM0.75m | 9:01AM0.18m | 9:05PM0.83m | 9:40AM0.03m | 9:46PM0.91m | |||||||||||||||||||
 |  |  |  |  | |  | | | | |  | | | | | | | | | |  | | | |
 | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — |
 | — | — | 6:34 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | 6:36 |
1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 19 | 17 | 16 | 15 | 14 | 15 | 15 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 18 | 20 | 20 | 20 | 19 | 19 | 18 | 18 | 20 |
17 | 16 | 13 | 12 | 11 | 10 | 11 | 12 | 14 | 15 | 15 | 17 | 17 | 17 | 16 | 17 | 19 | 18 | 19 | 19 | 21 | 18 | 18 | 19 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | E 9 | ESE 9 | ESE 9 | ESE 9 | ESE 7 | ESE 8 | ESE 9 | ESE 8 | ESE 9 |
 kJ | 322 | 242 | 237 | 260 | 307 | 216 | 254 | 3 | 280 | 287 | 240 | 235 | 199 | 194 | 169 | 94 | 121 | 151 | 82 | 102 | 188 | 233 | 217 | 280 |
Swell 2 Height (m) Direction Period (s) | NE 10 | S 7 | NE 10 | — | NE 10 | NE 10 | NE 9 | SE 12 | SE 12 | NE 9 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | SE 9 | E 8 | E 8 | NE 8 | E 9 | SE 10 | NE 6 | NE 9 | NE 9 |
| kJ | 4 | 1 | 15 | — | 4 | 4 | 3 | 6 | 6 | 3 | 13 | 17 | 16 | 7 | 7 | 67 | 50 | 35 | 9 | 59 | 32 | 6 | 28 | 28 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SE 12 | SE 12 | SE 16 | NE 9 | S 6 | SE 11 | SSE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 10 | NE 6 | NE 9 | SE 10 | ENE 10 |
| kJ | — | — | — | — | — | 6 | 6 | 10 | 3 | 1 | 5 | 13 | 19 | 19 | 20 | 20 | 20 | 19 | 19 | 36 | 7 | 28 | 39 | 18 |
Wind waves Height (m) Direction Period (s) | NE 3 | ENE 4 | ENE 5 | NE 5 | NE 5 | NE 5 | NE 5 | E 9 | NE 6 | NE 7 | NNE 7 | E 9 | — | — | NE 6 | NNE 6 | ESE 6 | ESE 6 | ESE 6 | — | — | — | — | — |
| kJ | 2 | 19 | 37 | 49 | 29 | 38 | 28 | 325 | 59 | 12 | 30 | 235 | — | — | 10 | 4 | 57 | 55 | 67 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 63 | 115 | 115 | 216 | 70 | 70 | 70 | 63 | 66 | 63 | 115 | 70 | 0 | 3 | 3 | 17 | 17 | 63 | 0 | 0 | 0 | 3 | 3 | 17 |
Best forecast wave conditions in Chiba | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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