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Surf Forecasts:
Nagata surfForecast / Kyu Shu / Japan
48hr Weather and Surf, issued 8 pm Friday 15 May 2026 JSTForecast update in hr min s Forecast update imminent
Nagata surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nagata sea temperature is
21.9° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Nagata today?
The current surf forecast for Nagata at 1AM is: 1.2m 9s primary swell from a East direction and 0.4m 10s secondary swell from a East-southeast direction, 0.1m 6s secondary swell from a South direction (forecast issued at 08:00pm May 15). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 4ft (1.2m) | 9s |
| Afternoon (16 May) | 4ft (1.2m) | 8s |
| Evening (16 May) | 3ft (0.9m) | 9s |
Table - waves today at Nagata. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 24°C on Sun morning, min 18°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Monday 18 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | ESE 10 | SE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | |
104 | 106 | 229 | 224 | 224 | 219 | 195 | 199 | 117 | 118 | 124 | 110 | 128 | 149 | 144 | 125 | 194 | 177 | 146 | 140 | 140 | 147 | 158 | 165 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | glassy | cross-off | cross-off | cross | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:57PM1.84m | 5:22AM1.90m | 6:37PM1.88m | 5:53AM1.93m | 7:16PM1.88m | 6:25AM1.93m | ||||||||||||||||||
Low Tide | 11:38PM0.73m | 12:00PM0.04m | 00:13AM0.77m | 12:35PM-0.02m | 00:47AM0.83m | 1:11PM-0.03m | ||||||||||||||||||
 |  | | |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — |
 | 7:02 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | 7:05 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 20 | 20 | 19 | 20 | 22 | 23 | 23 | 22 | 20 | 19 | 18 | 18 | 21 | 24 | 24 | 22 | 20 | 19 | 18 | 18 | 22 | 23 | 23 |
22 | 20 | 20 | 19 | 20 | 21 | 21 | 22 | 22 | 21 | 20 | 18 | 18 | 22 | 24 | 24 | 23 | 22 | 20 | 19 | 19 | 22 | 22 | 22 | |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 8 | E 8 | ENE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 |
 kJ | 104 | 106 | 43 | 62 | 56 | 56 | 52 | 51 | 147 | 124 | 118 | 110 | 128 | 149 | 144 | 125 | 194 | 177 | 146 | 140 | 140 | 147 | 158 | 165 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | ESE 10 | S 6 | S 6 | S 6 | S 6 | SE 11 | SE 11 | ESE 10 | SE 9 | ESE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | SE 11 | SE 10 | SE 10 | SE 12 | ESE 10 | SE 12 | SE 10 |
| kJ | 43 | 42 | 1 | 1 | 1 | 1 | 20 | 19 | 117 | 118 | 124 | 86 | 88 | 66 | 62 | 42 | 14 | 18 | 27 | 27 | 35 | 10 | 6 | 4 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 7 | E 16 | — | — | SE 16 | S 6 | SE 15 | SE 11 | SE 11 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | ESE 11 | SE 11 | — | — | — | ESE 10 | SE 12 | SE 10 | SE 12 |
| kJ | 3 | 1 | 5 | — | — | 9 | 1 | 8 | 20 | 20 | 21 | 32 | 18 | 5 | 5 | 12 | 19 | — | — | — | 10 | 6 | 4 | 6 |
Wind waves Height (m) Direction Period (s) | E 5 | E 6 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 4 |
| kJ | 34 | 52 | 229 | 224 | 224 | 219 | 195 | 199 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 13 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 375 | 375 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 87 | 0 | 0 | 0 | 0 | 0 | 0 | 375 |
Best forecast wave conditions in Kyu Shu | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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