Asu surfForecast / Nias / Indonesia

information circle48hr Weather and Surf, issued 6 pm Friday 22 May 2026 WIB
Forecast update in hr  min  s Forecast update imminent
Asu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Asu sea temperature is
30.1° C
(Which is normal for this time of year)

How big are the waves at Asu today?

The current surf forecast for Asu at 10PM is: 1.3m 15s primary swell from a Southwest direction and 0.8m 8s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 22). The wind direction is predicted to be onshore.

Time (WIB) & DateWave HeightWave Period
Morning (22 May)--
Afternoon (22 May)4ft (1.2m)14s
Evening (22 May)4.5ft (1.3m)15s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Sun night. Warm (max 29°C on Fri afternoon, min 26°C on Sun night). Wind will be generally light.

Fri
22
Saturday
23
Sunday
24
Mon
25
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
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)
1.3
SW
14
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1
SW
13
1
SW
12
1.1
W
9
1.1
W
9
1.1
W
9
Wave Graph
Metric surfscale
Energy kJ
746
757
685
714
753
763
630
548
548
564
581
573
485
418
406
400
394
394
394
336
301
187
186
186
Wind (km/h)
15
NW
15
NW
15
NW
15
NW
15
NNW
20
NNW
20
NNW
20
NW
25
NW
20
NW
20
NW
20
NW
20
NW
20
NNW
20
NW
20
NW
20
NW
10
NW
10
NW
15
NNW
15
N
20
NNE
15
NNE
10
NNW
on
on
on
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:53PM0.41m
11:05AM0.65m
00:20AM0.44m
12:15PM0.59m
1:42AM0.50m
Low Tide
5:08PM0.14m
3:57AM0.21m
6:17PM0.17m
5:34AM0.28m
7:20PM0.18m
7:34AM0.30m
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
6:22
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:31
6:31
6:31
6:31
1
1
1
2
2
Temp °C
29
29
29
29
28
28
28
28
29
29
29
28
28
28
29
28
28
28
28
28
27
26
26
27
32
32
32
32
30
30
30
29
30
30
31
29
29
30
31
30
29
31
31
30
28
27
28
30
Swell 1
Height (m)
Direction
Period (s)
1.3
SW
14
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
15
1.3
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.2
SW
14
1.1
SW
14
1.1
SW
14
1.1
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1.1
SW
13
1
W
9
1.1
W
9
1.1
W
9
1.1
W
9
1.1
W
9
Energy kJ
746
757
685
714
753
763
630
548
548
564
581
573
485
418
406
400
394
394
394
151
181
186
186
186
Swell 2
Height (m)
Direction
Period (s)
0.8
W
7
0.8
W
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.8
WNW
8
0.4
S
8
0.4
S
8
0.4
S
8
0.9
WNW
8
0.9
WNW
8
0.9
WNW
8
0.9
WNW
8
0.9
WNW
9
0.9
WNW
9
0.9
WNW
9
0.9
WNW
9
1
SW
13
1
SW
12
0.8
SSW
12
0.8
SSW
12
0.8
SSW
12
Energy kJ
68
74
83
83
83
83
87
90
23
22
22
94
94
96
101
106
134
134
131
336
301
187
184
180
Swell 3
Height (m)
Direction
Period (s)
0.6
S
9
0.6
S
9
0.6
S
9
0.5
S
9
0.5
S
9
0.5
S
9
0.5
S
9
0.4
S
8
0.1
W
15
0.1
W
15
0.1
S
12
0.4
S
8
0.4
S
8
0.3
S
8
0.1
S
12
0.1
S
12
0.1
W
14
0.2
S
8
0.2
SSW
18
0.3
S
8
0.3
SW
18
0.4
SW
15
0.6
SW
15
0.6
SW
15
Energy kJ
61
58
58
40
39
38
36
23
4
4
3
22
22
12
3
3
4
5
31
10
49
54
139
183
Wind waves
Height (m)
Direction
Period (s)
0.9
WNW
8
0.9
WNW
8
0.9
WNW
8
Energy kJ
119
119
94
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
2
3
3
2
2
2
2
3
3
3
2
3
3
3
Distance (km)
15
15
15
15
15
15
15
64
64
64
64
64
64
64
64
64
64
15
15
15
15
15
15
15
Best forecast wave conditions in Nias
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
3
3
3
2
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
3
3
4
4
3
3
3
3
3
3
3
3
3
3
2
2
2
3
3
3
3
3
3
3
Header Global
Rating
(10 max)
7
7
6
6
6
5
4
6
7
8
7
6
5
5
5
5
5
5
5
5
5
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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