Asu surfForecast / Nias / Indonesia

information circle48hr Weather and Surf, issued 12 pm Saturday 21 Mar 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
29.8° C
(Which is normal for this time of year)

How big are the waves at Asu today?

The current surf forecast for Asu at 7PM is: 0.6m 15s primary swell from a South-southwest direction and 0.7m 12s secondary swell from a Southwest direction (forecast issued at 12:00pm March 21). The wind direction is predicted to be glassy and the swell rating is 2.

Time (WIB) & DateWave HeightWave Period
Morning (21 Mar)3ft (0.9m)12s
Afternoon (21 Mar)2.5ft (0.8m)12s
Evening (21 Mar)2.5ft (0.7m)15s

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


Updates in  hr  min  s Forecast update imminent
Saturday
21
Sunday
22
Monday
23
Tuesday
24
10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM
Rating
(10 max)
2
2
2
2
2
2
2
3
2
2
2
2
3
3
3
3
3
3
2
2
2
2
2
3
Swell
Height Map
Wave Height (m) & direction (?)
0.9
SSW
0.8
SSW
0.8
SSW
0.6
SSW
0.7
SW
0.9
SSW
0.9
SW
0.9
SSW
0.9
SSW
0.9
SW
0.8
SSW
0.8
SSW
0.9
SSW
0.8
SW
0.9
SW
1.2
SSW
1.2
SSW
1
SSW
1.1
SSW
1.1
SSW
1
SSW
1
SSW
1.3
SSW
1.3
SSW
Period(s) (?)121212151515161614131315131414141413161413161614
Wave
Graph
(?)Metric surfscale
Energy kJ (?)239177177146220403349425347261225292309238301594585336627421331527796742
Wind
(km/h)
5
S
10
S
5
WSW
5
WSW
5
SW
5
S
5
SSW
5
SE
5
SE
5
S
5
S
10
S
5
SE
5
ESE
0
ESE
5
ENE
5
NE
5
WNW
10
WNW
5
W
5
WSW
10
W
5
W
0
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
glassglassglassglassglassglassoffglasscross-
off
cross-
off
glassglassglassglassglassglassoncross-
on
crosscross-
on
cross-
on
glass
High Tide
/ height (m)
7:33PM
0.68
7:59AM
0.82
8:07PM
0.60
8:38AM
0.80
8:42PM
0.52
Low Tide
/ height (m)
1:35PM
0.02
1:29AM
-0.02
2:15PM
0.04
1:57AM
-0.01
2:59PM
0.08
2:27AM
0.02
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Sunrise-------6:33-------6:33-------6:33
Sunset--6:40-------6:40-------6:40-----
clear
clear
part cloud
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
------1312----1------132
Temp. °C282828282828272727272828282727272727282828282727
Feels °C (?)323132323232313131313131323132323131313132323131
  • 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

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Asu surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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