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Surf Forecasts:
Uchiumi surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 2 am 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
23.9° C
(Which is normal for this time of year)How big are the waves at Uchiumi today (31 May):
- Morning surf: Morning surf (31 May, local time) - 3.5ft (1.0m), 12s period with SSE swell.
- 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 7AM is: 0.9m 13s primary swell from a South-southeast direction and 0.7m 11s secondary swell from a East-southeast direction (forecast issued at 02:00am May 31). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 3.5ft (1.0m) | 12s |
| 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 309mm), heaviest during Tue night. Warm (max 25°C on Tue night, min 19°C on Sun morning). Mainly severe gales. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ESE 9 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | S 13 | S 13 | S 13 | S 13 | ESE 8 | ESE 8 | ESE 9 | SE 11 | SE 13 | |
92 | 158 | 265 | 320 | 390 | 436 | 371 | 451 | 395 | 1444 | 778 | 767 | 823 | 929 | 915 | 799 | 892 | 905 | 673 | 673 | 1367 | 3911 | 9555 | 21131 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross-on | cross | glassy | cross-off | cross-on | cross | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 5:03AM2.00m | 6:46PM1.97m | 5:37AM2.01m | 7:27PM1.96m | 6:13AM2.00m | 8:09PM1.94m | ||||||||||||||||||
Low Tide | 11:31PM0.98m | 11:55AM-0.04m | 00:09AM1.03m | 12:33PM-0.07m | 00:48AM1.07m | 1:11PM-0.05m | ||||||||||||||||||
 | |  | |  |  |  |  | | | | | | |  |  | | |  | | | | |  | |
 | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — |
— | — | — | — | 1 | 1 | — | — | — | — | — | — | — | 1 | 6 | 10 | 10 | 6 | 13 | 28 | 31 | 37 | 45 | 80 | |
Temp °C | 22 | 22 | 22 | 22 | 19 | 22 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 23 | 23 | 22 | 22 | 22 | 23 | 23 | 24 |
24 | 23 | 22 | 22 | 18 | 24 | 21 | 22 | 23 | 23 | 22 | 21 | 22 | 21 | 22 | 23 | 24 | 23 | 22 | 20 | 18 | 17 | 14 | 14 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SE 6 | SSE 13 | SE 8 | SE 8 | SSE 13 | SSE 13 | SSE 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 11 | S 13 | — |
 kJ | 92 | 90 | 265 | 320 | 390 | 436 | 371 | 451 | 92 | 1444 | 314 | 330 | 823 | 929 | 915 | 799 | 892 | 905 | 673 | 673 | 653 | 1832 | 5101 | — |
Swell 2 Height (m) Direction Period (s) | SE 15 | SSE 13 | E 11 | ESE 11 | E 11 | E 10 | E 10 | SE 5 | SSE 14 | E 10 | SSE 13 | SSE 13 | ESE 8 | E 10 | ESE 7 | E 10 | E 10 | E 10 | E 10 | — | SE 10 | — | — | — |
| kJ | 54 | 158 | 114 | 156 | 110 | 108 | 106 | 53 | 395 | 77 | 778 | 767 | 280 | 49 | 208 | 71 | 70 | 47 | 70 | — | 25 | — | — | — |
Swell 3 Height (m) Direction Period (s) | ENE 4 | ENE 4 | S 15 | — | — | S 15 | SSE 15 | E 11 | SSE 11 | SE 12 | E 10 | E 10 | E 10 | — | E 10 | — | SE 12 | SE 12 | — | — | — | — | — | — |
| kJ | 1 | 1 | 115 | — | — | 205 | 176 | 112 | 207 | 24 | 75 | 49 | 48 | — | 71 | — | 23 | 6 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | ESE 4 | SE 6 | — | — | ESE 7 | ESE 7 | — | ESE 7 | ESE 7 | ESE 7 | SE 7 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 9 | SE 11 | SE 13 |
| kJ | — | — | — | — | — | — | 7 | 86 | — | — | 209 | 203 | — | 191 | 263 | 297 | 405 | 441 | 490 | 653 | 1367 | 3911 | 9555 | 21131 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 2 | 18 | 18 | 7 | 0 | 5 | 46 | 46 | 53 | 53 | 205 | 205 | 205 | 205 | 205 | 205 | 205 | 205 | 205 | 205 | 701 | 701 | 503 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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