Asu surfForecast / Nias / Indonesia

information circle48hr Weather and Surf, issued 6 am Monday 11 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
30.4° C
(Which is slightly warmer than usual)

How big are the waves at Asu today?

The current surf forecast for Asu at 3PM is: 0.9m 13s primary swell from a Southwest direction and 0.5m 16s secondary swell from a Southwest direction (forecast issued at 06:00am May 11). The wind direction is predicted to be glassy and the swell rating is 2.

Time (WIB) & DateWave HeightWave Period
Morning (11 May)3ft (0.9m)13s
Afternoon (11 May)3ft (0.9m)13s
Evening (11 May)3ft (0.9m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 27mm), heaviest during Wed night. Warm (max 29°C on Mon afternoon, min 27°C on Wed night). Wind will be generally light.

Monday
11
Tuesday
12
Wednesday
13
Thu
14
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
4 PM
7 PM
10 PM
1 AM
Rating
(10 max)
1
2
2
2
2
2
3
3
2
2
3
2
2
3
3
3
2
3
3
3
2
1
1
2
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)
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.8
SSW
13
0.9
SW
13
1.1
SW
13
0.9
SW
12
1.1
SW
14
0.9
SW
18
1.4
SW
14
1.5
SSW
16
1.5
SSW
16
1.6
SW
16
1.5
SSW
15
1.5
SSW
15
1.4
SW
14
1.4
SSW
14
1.4
SSW
14
1.3
SSW
14
1.3
SSW
14
1.3
SSW
14
1.3
SSW
14
Wave Graph
Metric surfscale
Energy kJ
288
264
249
245
245
212
245
370
223
476
469
857
1098
1126
1208
1042
987
857
785
774
682
663
626
607
Wind (km/h)
5
NE
0
SSW
0
NW
5
ENE
5
SSW
5
SSW
5
SSE
5
SSW
5
SW
5
WSW
5
W
10
WNW
10
W
5
W
5
W
10
WNW
10
W
5
SSW
10
S
5
SSW
10
WSW
15
W
15
WNW
5
NNW
cross
glassy
glassy
glassy
cross-off
cross-off
glassy
glassy
cross
cross-on
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross-on
cross-on
on
on
High Tide
1:33AM0.41m
1:00PM0.56m
2:38AM0.49m
2:10PM0.56m
3:22AM0.59m
3:09PM0.57m
Low Tide
6:17AM0.32m
8:05PM0.18m
8:09AM0.30m
8:48PM0.15m
9:21AM0.24m
9:25PM0.10m
thunderstorm
thunderstorm
cloud
cloud
part cloud
clear
part cloud
part cloud
part cloud
thunderstorm
clear
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
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
4
1
1
1
1
5
2
2
3
1
Temp °C
28
27
28
28
28
29
29
29
29
28
29
29
29
29
29
28
28
28
28
28
28
28
28
27
32
32
33
33
32
33
33
33
33
32
34
32
32
33
33
32
31
32
31
32
32
31
30
31
Swell 1
Height (m)
Direction
Period (s)
0.9
SW
14
0.9
SW
14
0.9
SW
13
0.9
SW
13
0.9
SW
13
0.8
SSW
13
0.9
SW
13
1.1
SW
13
0.9
SW
12
1.1
SW
14
1.1
SW
14
1.4
SW
14
1.5
SSW
16
1.5
SSW
16
1.6
SW
16
1.5
SSW
15
1.5
SSW
15
1.4
SW
14
1.4
SSW
14
1.4
SSW
14
1.3
SSW
14
1.3
SSW
14
1.3
SSW
14
1.3
SSW
14
Energy kJ
288
264
249
245
245
212
245
370
220
476
469
857
1098
1126
1208
1042
987
857
785
774
682
663
626
607
Swell 2
Height (m)
Direction
Period (s)
0.3
SSE
8
0.3
SSE
9
0.4
SW
16
0.5
SW
16
0.5
SW
16
0.6
SSW
16
0.5
SW
16
0.4
SW
20
0.7
SW
15
0.8
SW
18
0.9
SW
18
0.5
W
8
0.5
W
8
0.5
W
8
0.5
W
8
0.5
W
8
0.5
W
8
0.5
W
9
0.6
W
9
0.6
W
8
0.6
W
8
0.6
W
8
0.6
W
8
0.7
W
8
Energy kJ
14
15
93
127
127
173
127
134
223
370
444
31
29
29
29
29
29
39
55
52
50
49
49
66
Swell 3
Height (m)
Direction
Period (s)
0.3
W
7
0.3
W
7
0.3
SSE
9
0.3
SSE
9
0.3
SSE
9
0.4
SW
20
0.5
SW
20
0.3
SSE
9
0.5
SW
18
0.4
WSW
8
0.5
W
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
Energy kJ
8
8
15
15
15
97
186
15
159
22
33
13
13
13
13
12
12
13
13
13
12
12
11
11
Wind waves
Height (m)
Direction
Period (s)
Energy kJ
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
3
3
3
3
3
3
3
4
4
4
3
3
3
3
3
3
3
3
Distance (km)
15
0
0
0
0
0
0
0
15
15
0
15
64
51
15
15
64
0
0
0
51
64
15
15
Best forecast wave conditions in Nias
Rating
(10 max)
2
2
2
2
2
2
3
3
3
3
3
3
3
4
4
4
3
3
3
3
3
3
3
3
Best forecast wave conditions in Indonesia
Rating
(10 max)
2
3
3
3
3
2
3
3
3
3
4
4
4
4
4
4
4
3
3
3
3
3
3
4
Header Global
Rating
(10 max)
6
5
8
6
5
4
5
5
5
5
5
5
9
9
9
9
9
7
5
7
7
6
6
7
  • 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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