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Surf Forecasts:
Wanjapu surfForecast / Sumba / Indonesia
48hr Weather and Surf, issued 7 pm Tuesday 12 May 2026 WITAForecast update in hr min s Forecast update imminent
Wanjapu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Wanjapu sea temperature is
28.3° C
(Which is normal for this time of year)How big are the waves at Wanjapu today?
The current surf forecast for Wanjapu at 3AM is: 1.1m 15s primary swell from a Southwest direction and 1.1m 6s secondary swell from a Southeast direction, 1.7m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm May 12). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (WITA) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 3.5ft (1.0m) | 14s |
| Afternoon (13 May) | 4ft (1.2m) | 14s |
| Evening (13 May) | 4.5ft (1.3m) | 14s |
Table - waves today at Wanjapu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Wed afternoon. Warm (max 29°C on Wed morning, min 26°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 18 | SW 18 | SW 15 | SW 15 | SW 16 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 16 | SW 14 | SW 14 | SW 17 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | |
197 | 209 | 360 | 492 | 474 | 361 | 492 | 581 | 650 | 659 | 659 | 650 | 614 | 637 | 570 | 539 | 874 | 874 | 1984 | 1761 | 1836 | 1765 | 1741 | 1695 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | glassy | glassy | on | |
High Tide | 6:39PM1.91m | 7:28AM2.24m | 7:51PM2.03m | 8:06AM2.49m | 8:45PM2.18m | 8:42AM2.73m | ||||||||||||||||||
Low Tide | 00:50AM1.00m | 1:54PM0.98m | 1:44AM0.93m | 2:41PM0.64m | 2:29AM0.85m | |||||||||||||||||||
 |  | |  | |  | | | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — |
 | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | 5:50 |
1 | 1 | 1 | — | — | — | — | 1 | 2 | 2 | — | — | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — | |
Temp °C | 28 | 27 | 27 | 27 | 26 | 27 | 29 | 28 | 28 | 28 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 26 | 27 | 28 | 28 |
30 | 28 | 28 | 30 | 29 | 30 | 32 | 30 | 30 | 29 | 29 | 29 | 30 | 31 | 32 | 31 | 31 | 31 | 30 | 30 | 29 | 31 | 33 | 32 | |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 15 | SE 6 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 17 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 |
 kJ | 134 | 209 | 360 | 91 | 474 | 304 | 492 | 581 | 650 | 659 | 659 | 650 | 614 | 637 | 570 | 380 | 874 | 874 | 1984 | 1761 | 1836 | 1765 | 1741 | 1695 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 18 | SW 15 | SSE 7 | SE 7 | SSE 6 | — | — | SW 20 | SE 7 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SW 16 | SSW 18 | SSW 18 | — | SE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 |
| kJ | 197 | 194 | 111 | 492 | 76 | 63 | 52 | — | — | 15 | 111 | 71 | 51 | 49 | 33 | 539 | 218 | 541 | — | 51 | 43 | 29 | 21 | 18 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 12 | — | — | SW 13 | SW 16 | SW 16 | — | — | — | SW 20 | SW 18 | SW 18 | — | SSW 16 | — | — | — | — | — | — | — | — | — |
| kJ | 50 | 50 | — | — | 138 | 361 | 93 | — | — | — | 15 | 51 | 80 | — | 175 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 6 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 6 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 5 | SE 6 | SE 6 | SE 6 | SE 6 | — | — | SE 6 |
| kJ | 59 | 132 | 128 | 253 | 244 | 204 | 178 | 67 | 120 | 183 | 286 | 198 | 173 | 136 | 116 | 37 | 49 | 75 | 82 | 147 | 116 | — | — | 46 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 118 | 116 | 108 | 2 | 0 | 0 | 119 | 119 | 116 | 108 | 2 | 0 | 0 | 0 | 116 | 116 | 118 | 0 | 0 | 0 | 0 | 0 | 0 | 108 |
Best forecast wave conditions in Sumba | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
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