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Surf Forecasts:
Tengan surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 pm Thursday 21 May 2026 JSTForecast update in hr min s Forecast update imminent
Tengan surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tengan sea temperature is
23.8° C
(Which is 1.8°C colder than average for this time of year)How big are the waves at Tengan today?
The current surf forecast for Tengan at 10PM is: 0.6m 10s primary swell from a East-southeast direction (forecast issued at 02:00pm May 21). An open ocean swell of 0.8m 6s is not directed at the surf break, a second open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 2ft (0.6m) | 10s |
| Evening (21 May) | 2ft (0.6m) | 10s |
Table - waves today at Tengan. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Fri night. Warm (max 27°C on Sun morning, min 23°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | |
74 | 74 | 74 | 74 | 74 | 72 | 72 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 49 | 50 | 52 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:08AM1.90m | 11:05PM1.72m | 10:04AM1.76m | 00:09AM1.65m | 11:15AM1.60m | 1:14AM1.64m | ||||||||||||||||||
Low Tide | 4:13PM0.17m | 4:28AM1.07m | 5:11PM0.37m | 5:45AM1.08m | 6:14PM0.55m | 7:16AM1.02m | ||||||||||||||||||
 | |  |  |  |  | |  |  | | |  | | | | | | | |  | | |  | | |
 | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
 | — | — | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:12 | — | — | — | — | 7:12 |
— | — | — | — | — | — | — | 1 | 1 | 2 | 3 | 3 | 4 | 3 | 4 | — | 1 | 1 | — | 2 | 1 | — | — | — | |
Temp °C | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 25 | 24 | 23 | 24 | 24 | 24 | 23 | 23 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 26 |
26 | 27 | 28 | 27 | 26 | 26 | 26 | 27 | 27 | 25 | 26 | 26 | 25 | 24 | 26 | 27 | 25 | 27 | 27 | 27 | 27 | 27 | 27 | 29 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | W 6 | ESE 10 | W 7 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | W 6 | W 6 | ESE 9 | ESE 9 | ESE 9 | W 5 | W 6 | W 6 | W 6 | W 6 |
 kJ | 74 | 74 | 74 | 52 | 74 | 42 | 72 | 50 | 50 | 49 | 49 | 49 | 49 | 49 | 104 | 62 | 49 | 48 | 48 | 47 | 54 | 78 | 66 | 68 |
Swell 2 Height (m) Direction Period (s) | — | — | E 11 | ESE 10 | W 7 | ESE 10 | W 7 | NE 10 | WSW 6 | E 10 | E 10 | E 10 | E 9 | E 9 | ESE 9 | ESE 9 | NNW 8 | NNW 8 | NNW 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 |
| kJ | — | — | 2 | 74 | 32 | 72 | 31 | 4 | 26 | 2 | 2 | 2 | 2 | 2 | 49 | 49 | 13 | 19 | 18 | 48 | 48 | 49 | 50 | 52 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | E 11 | — | — | — | — | — | — | — | — | N 6 | NNW 6 | SE 4 | NNW 8 | N 9 | NNW 7 | NNW 7 | N 8 | N 7 | N 7 |
| kJ | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | 1 | 4 | 4 | 12 | 1 | 17 | 15 | 19 | 17 | 17 |
Wind waves Height (m) Direction Period (s) | SW 5 | WSW 6 | WSW 6 | W 6 | WSW 7 | SSW 3 | WSW 6 | WSW 6 | — | WSW 5 | WSW 5 | WSW 4 | WSW 5 | WSW 6 | SSW 4 | S 4 | W 6 | WSW 6 | W 5 | — | — | SSW 5 | SSW 3 | SSW 4 |
| kJ | 17 | 34 | 34 | 19 | 60 | 4 | 59 | 48 | — | 39 | 39 | 37 | 103 | 143 | 11 | 7 | 46 | 53 | 55 | — | — | 19 | 2 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 56 | 56 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 24 | 56 | 24 | 10 | 52 | 14 | 14 | 11 | 11 | 10 | 11 | 10 | 11 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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