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Surf Forecasts:
Uchiumi surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 pm Sunday 31 May 2026 JSTForecast update in hr min s Forecast update imminent
Uchiumi surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Uchiumi sea temperature is
24.1° C
(Which is normal for this time of year)How big are the waves at Uchiumi today (31 May):
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.3m), 12s period with SSE swell.
- Evening surf: Evening surf (31 May, local time) - 4.5ft (1.3m), 11s period with SSE swell.
The current surf forecast for Uchiumi at 7PM is: 1.2m 12s primary swell from a South-southeast direction and 0.7m 10s secondary swell from a East direction, 0.8m 4s secondary swell from a Southeast direction (forecast issued at 02:00pm May 31). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | - | - |
| Afternoon (31 May) | 4.5ft (1.3m) | 12s |
| Evening (31 May) | 4.5ft (1.3m) | 11s |
Table - waves today at Uchiumi. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 272mm), heaviest during Tue night. Warm (max 26°C on Wed morning, min 21°C on Sun afternoon). Winds increasing (light winds from the SSE on Sun afternoon, severe gales from the NNE by Tue night). | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 14 | SSE 13 | SSE 14 | SSE 13 | SSE 13 | SSE 14 | SSE 14 | S 14 | S 13 | S 13 | S 13 | ESE 8 | ESE 9 | ESE 10 | E 11 | SSE 14 | SSE 13 | SSE 12 | E 10 | E 10 | |
390 | 436 | 371 | 393 | 395 | 1243 | 1208 | 880 | 975 | 1016 | 1189 | 961 | 787 | 878 | 878 | 926 | 2152 | 4979 | 7087 | 8304 | 5334 | 2810 | 1993 | 1343 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-off | off | cross-off | |
High Tide | 6:46PM1.97m | 5:37AM2.01m | 7:27PM1.96m | 6:13AM2.00m | 8:09PM1.94m | 6:50AM1.96m | ||||||||||||||||||
Low Tide | 11:55AM-0.04m | 00:09AM1.03m | 12:33PM-0.07m | 00:48AM1.07m | 1:11PM-0.05m | 1:27AM1.10m | ||||||||||||||||||
 |  | |  |  | | | | |  |  |  | |  | |  | | | | | |  | | | |
 | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — |
 | — | — | 7:13 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | 7:15 |
— | — | — | — | — | — | — | — | — | 3 | 10 | 17 | 12 | 5 | 8 | 11 | 26 | 37 | 33 | 70 | 33 | 7 | — | — | |
Temp °C | 21 | 22 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 21 | 21 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 24 | 23 | 23 |
20 | 23 | 20 | 21 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 25 | 23 | 20 | 20 | 18 | 15 | 14 | 12 | 12 | 21 | 22 | 25 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 7 | SSE 13 | SSE 14 | SSE 13 | SSE 13 | SSE 14 | SSE 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 11 | SSE 12 | SSE 13 | SSE 14 | E 11 | E 10 | E 10 | E 10 |
 kJ | 390 | 436 | 371 | 393 | 138 | 1243 | 1208 | 880 | 975 | 1016 | 1189 | 961 | 787 | 878 | 878 | 902 | 1144 | 2181 | 5591 | 8304 | 4348 | 2810 | 1993 | 1343 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 10 | E 10 | SE 6 | ESE 8 | E 8 | E 7 | SE 7 | SE 7 | E 10 | E 10 | E 10 | E 10 | E 10 | SE 12 | — | — | — | — | E 11 | SSE 13 | SSE 12 | SSE 11 | S 11 |
| kJ | 112 | 108 | 106 | 122 | 159 | 145 | 124 | 105 | 97 | 73 | 71 | 71 | 71 | 71 | 6 | — | — | — | — | 6811 | 5334 | 2364 | 764 | 112 |
Swell 3 Height (m) Direction Period (s) | — | S 15 | SSE 15 | E 11 | SSE 14 | E 10 | E 10 | E 10 | E 10 | — | — | — | SE 12 | — | — | — | — | — | — | SE 11 | SE 11 | SE 11 | NNE 8 | SSW 11 |
| kJ | — | 205 | 176 | 112 | 395 | 54 | 54 | 74 | 73 | — | — | — | 23 | — | — | — | — | — | — | 1867 | 1481 | 1293 | 660 | 494 |
Wind waves Height (m) Direction Period (s) | — | ESE 3 | SE 4 | SE 7 | — | ESE 7 | — | E 7 | E 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 10 | E 11 | E 11 | NNE 8 | WNW 4 | — | — |
| kJ | — | 7 | 21 | 226 | — | 171 | — | 93 | 64 | 171 | 217 | 325 | 478 | 517 | 532 | 926 | 2152 | 4979 | 7087 | 5405 | 1778 | 8 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 286 | 917 | 328 | 43 | 68 | 46 | 205 | 46 | 205 | 205 | 205 | 205 | 205 | 205 | 205 | 205 | 498 | 498 | 498 | 498 | 498 | 5 | 0 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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