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Surf Forecasts:
Boa surfForecast / Timor / Indonesia
48hr Weather and Surf, issued 7 am Tuesday 19 May 2026 WITAForecast update in hr min s Forecast update imminent
Boa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boa sea temperature is
28.8° C
(Which is normal for this time of year)How big are the waves at Boa today?
The current surf forecast for Boa at 12PM is: 0.4m 13s primary swell from a Southwest direction and 0.6m 8s secondary swell from a Southwest direction (forecast issued at 07:00am May 19). An open ocean swell of 1.2m 6s is not directed at the surf break, a second open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WITA) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 1.5ft (0.4m) | 13s |
| Afternoon (19 May) | 1.5ft (0.5m) | 19s |
| Evening (19 May) | 1.5ft (0.4m) | 19s |
Table - waves today at Boa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 29mm), heaviest during Tue morning. Warm (max 28°C on Wed morning, min 26°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Tuesday 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 13 | SW 13 | SW 13 | SW 19 | SW 19 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | |
62 | 62 | 44 | 184 | 184 | 133 | 95 | 155 | 375 | 375 | 252 | 370 | 297 | 380 | 314 | 437 | 432 | 432 | 567 | 560 | 546 | 512 | 499 | 492 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:44AM3.48m | 00:45AM2.57m | 12:27PM3.36m | 1:30AM2.47m | 1:13PM3.13m | |||||||||||||||||||
Low Tide | 5:32AM0.72m | 6:30PM-0.12m | 6:14AM0.77m | 7:14PM0.05m | 7:00AM0.88m | 8:01PM0.28m | ||||||||||||||||||
 |  | | | | | | | | | |  | |  |  | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | 5:56 |
 | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | 5:31 |
4 | 4 | 1 | 4 | 4 | 2 | 2 | 1 | 4 | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 |
27 | 27 | 28 | 28 | 29 | 28 | 27 | 26 | 25 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 28 | |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | ESE 6 | ESE 6 | ESE 6 | SW 8 | SW 10 | SW 12 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 |
 kJ | 45 | 44 | 143 | 108 | 96 | 38 | 63 | 89 | 375 | 375 | 252 | 370 | 297 | 380 | 314 | 437 | 432 | 432 | 567 | 560 | 546 | 512 | 499 | 492 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 8 | SW 8 | SW 8 | SW 19 | SW 19 | SW 18 | SW 12 | SW 12 | SW 12 | W 9 | W 9 | W 9 | SW 13 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 |
| kJ | 62 | 62 | 43 | 41 | 21 | 133 | 95 | 155 | 87 | 89 | 50 | 2 | 2 | 2 | 26 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | WSW 21 | SW 21 | SW 13 | SW 19 | SW 19 | SW 13 | SW 12 | N 4 | W 10 | W 10 | W 10 | W 9 | W 9 | — | W 9 | — | W 9 | — | — | — | — | — | — | — |
| kJ | 45 | 18 | 44 | 184 | 184 | 25 | 25 | 1 | 2 | 2 | 2 | 2 | 2 | — | 2 | — | 2 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 6 | E 6 | — | E 6 | E 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | ESE 6 |
| kJ | 130 | 130 | — | 158 | 135 | 90 | 98 | 100 | 126 | 222 | 372 | 440 | 464 | 419 | 389 | 336 | 261 | 204 | 186 | 180 | 152 | 147 | 143 | 149 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 5 | 150 | 3 | 3 | 3 | 3 | 3 | 3 | 336 | 336 | 336 | 27 | 336 | 336 | 336 | 336 | 336 | 336 | 336 | 27 | 125 | 336 | 336 | 336 |
Best forecast wave conditions in Timor | ||||||||||||||||||||||||
Best forecast wave conditions in Indonesia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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