Boa surfForecast / Timor / Indonesia

information circle48hr Weather and Surf, issued 1 pm Tuesday 19 May 2026 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
28.7° C
(Which is normal for this time of year)

How big are the waves at Boa today?

The current surf forecast for Boa at 7PM is: 0.4m 19s primary swell from a Southwest direction and 0.6m 8s secondary swell from a Southwest direction (forecast issued at 01:00pm May 19). An open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (WITA) & DateWave HeightWave 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 Forecast

Heavy rain (total 37mm), heaviest during Tue afternoon. Warm (max 28°C on Tue afternoon, min 26°C on Tue night). Mainly fresh winds.

Tue
19
Wednesday
20
Thursday
21
Fri
22
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)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.4
SW
13
0.5
SW
19
0.5
SW
19
0.4
SW
19
0.4
SW
19
0.5
SW
18
0.8
SW
18
0.8
SW
18
0.6
SW
18
0.8
SW
18
0.8
SW
17
0.8
SW
16
0.8
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
Wave Graph
Metric surfscale
Energy kJ
44
184
184
133
95
155
375
375
252
370
362
380
314
437
432
432
567
560
546
519
499
492
566
574
Wind (km/h)
10
NE
15
NE
15
ENE
20
ENE
20
ENE
20
ENE
25
E
30
E
30
E
30
E
30
E
30
E
30
E
25
E
25
E
30
E
30
E
30
E
25
E
25
E
25
E
25
E
25
E
30
E
cross-off
cross-off
cross
cross
cross
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
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
2:21AM2.37m
Low Tide
6:30PM-0.12m
6:14AM0.77m
7:14PM0.05m
7:00AM0.88m
8:01PM0.28m
7:52AM1.04m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
part cloud
thunderstorm
part cloud
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:31
5:31
5:31
5:31
2
3
6
4
4
2
3
5
1
1
1
1
1
2
2
Temp °C
28
28
27
27
26
27
26
27
28
28
28
27
27
27
27
27
28
28
28
27
27
27
27
27
31
30
29
28
27
28
26
27
27
27
28
27
26
27
27
27
28
27
28
27
27
28
28
27
Swell 1
Height (m)
Direction
Period (s)
1.2
ESE
6
1.1
ESE
7
1.1
ESE
7
1.1
ESE
6
1.1
ESE
6
1.1
ESE
6
0.8
SW
18
0.8
SW
18
0.6
SW
18
0.8
SW
18
0.8
SW
17
0.8
SW
16
0.8
SW
16
0.9
SW
16
0.9
SW
16
0.9
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
16
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
1.1
SW
15
Energy kJ
123
99
99
93
87
97
375
375
252
370
362
380
314
437
432
432
567
560
546
519
499
492
566
574
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
8
0.6
SW
8
0.6
SW
8
0.6
SW
8
0.6
SW
10
0.6
SW
12
0.6
SW
12
0.6
SW
12
0.4
SW
12
0.1
W
9
0.1
W
9
0.1
W
9
0.3
SW
13
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
Energy kJ
43
41
38
38
61
89
87
89
50
2
2
2
26
2
2
2
1
1
1
2
2
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
13
0.5
SW
19
0.5
SW
19
0.4
SW
19
0.4
SW
19
0.5
SW
18
0.3
N
4
0.3
N
4
0.2
N
4
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
16
Energy kJ
44
184
184
133
95
155
3
3
1
2
2
2
2
2
5
Wind waves
Height (m)
Direction
Period (s)
1.3
E
6
1.3
E
6
1.3
ESE
7
1.5
ESE
7
1.8
ESE
7
1.7
ESE
7
1.7
ESE
7
1.8
ESE
7
1.8
ESE
7
1.7
ESE
7
1.6
ESE
7
1.5
ESE
7
1.4
ESE
7
1.4
ESE
7
1.5
ESE
7
1.3
ESE
6
1.3
ESE
6
1.3
ESE
6
1.2
ESE
7
1.3
ESE
7
Energy kJ
143
139
134
192
299
286
256
295
303
314
261
198
180
180
181
147
143
147
135
152
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
2
3
3
3
2
2
3
3
2
2
3
3
2
3
3
3
3
3
3
Distance (km)
0
3
3
3
3
3
150
336
336
27
125
336
336
5
5
336
336
27
125
150
336
336
336
336
Best forecast wave conditions in Timor
Rating
(10 max)
1
2
2
1
2
3
3
3
3
2
2
2
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
4
3
3
3
4
4
4
4
3
4
4
3
3
3
3
4
3
3
3
3
4
4
4
4
Header Global
Rating
(10 max)
4
4
4
4
4
4
4
5
5
5
4
4
4
5
5
5
4
5
4
4
4
5
4
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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