Boa Surf Forecast

/ Timor (11 surf breaks) /

Indonesia (168 surf breaks)

Surf Forecasts:

Boa surfForecast / Timor / Indonesia

48hr Weather and Surf, issued 1 pm Thursday 18 Sep 2025 WITA

Forecast 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 27.7° C
(Which is normal for this time of year)

How big are the waves at Boa today?

The current surf forecast for Boa at 3PM is: 1.4m 14s primary swell from a Southwest direction (forecast issued at 01:00pm September 18). An open ocean swell of 0.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (WITA) & Date	Wave Height	Wave Period
Morning (18 Sep)	5ft (1.5m)	14s
Afternoon (18 Sep)	4.5ft (1.4m)	14s
Evening (18 Sep)	4.5ft (1.3m)	13s

Table - waves today at Boa. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 18					Friday 19								Saturday 20								Sunday 21
	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	5 AM	8 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	1	1	1	2
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Period(s) (?)	14	14	14	13	13	13	13	13	13	12	12	12	12	12	15	15	15	15	14	14	18	18	17	17
Wave Graph (?)
kJ (?)	886	780	725	570	553	488	431	424	315	295	281	197	167	193	177	136	134	176	341	341	891	432	582	568
Wind (km/h)	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	SE	ESE	ESE	E	ESE	SE	SE	SE	SE	SE	SE	SSE	SSE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	on	on
High Tide / height (m)					9:40PM 2.24				9:15AM 2.59				10:07PM 2.53				9:58AM 2.79				10:31PM 2.78
Low Tide / height (m)			3:10PM 0.80				3:14AM 1.25				3:47PM 0.61				3:55AM 0.93				4:16PM 0.46				4:28AM 0.65

	Thursday 18					Friday 19								Saturday 20								Sunday 21
Sunrise	-	-	-	-	-	-	-	5:39	-	-	-	-	-	-	-	5:39	-	-	-	-	-	-	-	5:39
Sunset	-	-	5:44	-	-	-	-	-	-	-	5:44	-	-	-	-	-	-	-	5:44	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	27	27	27	26	26	26	26	26	27	27	26	26	26	26	25	26	27	27	27	26	26	26	26	26
Feels °C (?)	28	27	27	26	27	27	27	27	27	27	26	26	26	27	26	29	29	29	28	27	28	29	29	28

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Timor

Wind Update The wind is still cross-off at Boa (moderate winds from the N at SHIP4228 55 km from Boa). A 1.2m groundswell from the SW
1 hour 52 minutes ago Boa

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