Reef
left
Level 7/10

Walo Hiu

South Nias, Indonesia
🪸Sharp reef🚶Difficult access

Walo Hiu is the most extreme left on Nias, producing barrel rides up to 10 seconds long in one of the most remote settings on the island. Accessing the wave requires a 30-minute jungle walk through dense tropical forest, adding to the adventure and ensuring virtually no crowds. The wave handles enormous swells and delivers world-class tube rides for expert surfers willing to earn them.

Walo Hiu surf forecast

Model forecast for swell, wind and tide.

10-Day Forecast
Today20
78
Good
2.3m@16s
9km/h
Mon21
70
Good
2.3m@15s
8km/h
Tue22
51
Fair
1.7m@14s
8km/h
Wed23
53
Fair
1.7m@16s
13km/h
Thu24
36
Poor
1.4m@15s
15km/h
Fri25
30
Poor
1.3m@14s
14km/h
Sat26
44
Poor
1.2m@18s
12km/h
Sun27
71
Good
2.1m@18s
9km/h
Mon28
53
Fair
1.9m@16s
15km/h
Tue29
52
Fair
1.3m@15s
10km/h
5+ days out, less certain

Today's Conditions

Find Flights
Best session: AfternoonAM 12 km/h · PM 3 km/h · High tide at 2pm (0.3m)
Swell
2.3m
SSW(206°)
Score: 21/25
Period
16s
Long period groundswell
Score: 25/25
Wind
9km/h
SE(126°)
Score: 16/25
Weather
29°C
0.0mm71%
First light 5:49amSunrise 6:19amSunset 6:25pmLast light 6:55pm
Secondary0.5mConfidence
100%

Location & Conditions

Loading map...
0°45°90°135°180°225°270°315°NESW
Swell
Wind
Showing forecast for today

Hourly Forecast, Tide & Strike Windows

No ideal tide during daylight todayIdeal tide: 0.7–1.8m
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
°C
29°
29°
29°
29°
30°
29°
29°
29°
29°
29°
28°
28°
28°
29°
29°
28°
29°
29°
29°
29°
29°
29°
29°
29°
29°
27°
28°
28°
28°
29°
28°
29°
29°
29°
30°
27°
28°
28°
29°
29°
28°
29°
29°
29°
29°
29°
29°
29°
30°
30°
3m1.5
sec
16s
16s
16s
16s
16s
15s
15s
15s
15s
15s
14s
14s
14s
14s
14s
16s
16s
16s
16s
16s
15s
15s
15s
15s
15s
14s
14s
14s
14s
14s
18s
18s
18s
18s
18s
18s
18s
18s
18s
18s
16s
16s
16s
16s
16s
15s
15s
15s
15s
15s
swell
windkm/h
12g18
13g19
10g17
3g9
3g8
4g9
7g11
6g10
11g16
12g18
3g10
7g12
7g16
10g16
12g17
8g13
15g21
13g19
13g20
13g20
16g23
17g23
16g23
12g21
12g21
11g20
14g22
15g21
14g21
13g21
10g18
13g18
13g21
12g20
11g19
11g32
11g28
9g20
7g17
9g17
20g28
16g27
13g26
13g24
15g22
13g24
12g22
12g20
8g19
8g19
tidem
8:30am0.3m
2:30pm0.3m
1:50am0.6m
9:30am0.2m
3:10pm0.4m
8:00pm0.3m
3:00am0.6m
10:00am0.2m
3:50pm0.5m
9:30pm0.3m
3:40am0.7m
10:10am0.2m
4:18pm0.6m
9:55pm0.2m
4:07am0.8m
10:37am0.1m
4:38pm0.7m
10:30pm0.2m
4:45am0.8m
11:04am0.1m
5:07pm0.7m
5:15am0.8m
11:18am0.1m
5:36pm0.8m
5:43am0.8m
11:50am0.1m
6:03pm0.9m
6:16am0.8m
12:18pm0.0m
6:30pm0.9m
1:00am0.0m
Ideal tideStrike windowNight

Tide times today

8:30 am
Low tide - 0.27m
2:30 pm
High tide - 0.34m
5:00 pm
Low tide - 0.32m
Times shown in spot-local time.

Strike Score Breakdown

78
Good
Components
Swell Direction19/25
Swell Size21/25
Swell Period25/25
Wind16/25
Raw Score81/100
Adjustments
Wind History-1
🌊 Tide-2
Adjusted Score78/100
Confidence
Multiplier×1.00
Final Score78
🌊 Too low for this tide window

Plan Your Strike

Return flights to GNS, departing today with a 5-day trip window.

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Swell Requirements

Optimal direction
SW (215°)
Direction range
180° - 250°
Size range
1.5m - 3.7m
Ideal size
2.5m - 3.2m
Height multiplier
0.97×
Ideal period
16s+

Wind Requirements

Optimal direction
NE (45°)
Offshore range
15° - 75°

Tide Requirements

Optimal tide
mid to high
Optimal range
0.7m - 1.8m

Water temp

28°C

Wetsuit

Boardshorts / Rashguard

Difficulty

7/10

Crowd level

5/10

Access: Fly to Gunungsitoli via Medan, drive to south coast

Frequently Asked Questions

What tide is best at Walo Hiu?

The Walo Hiu profile favors mid to high tide, ideally between 0.7m and 1.8m on the local tide chart. Compare this preference with the forecast tide and local conditions before choosing a session.

What wind direction is offshore at Walo Hiu?

The Walo Hiu profile uses wind from NE (45°) as its preferred direction, with an offshore range of 15° to 75°. Wind speed matters too: light winds outside that range can still produce surfable conditions, while strong offshore winds can make takeoffs difficult.

What swell size and direction work best at Walo Hiu?

The Walo Hiu scoring profile favors swell from SW (180° to 250°), a swell-height range of 1.5m to 3.7m, and a reference period of 16s. These are model inputs, not guaranteed breaking-wave heights or a promise that the surf will suit every ability.

When is the best time of year to surf Walo Hiu?

The main season at Walo Hiu is Apr-Oct. SW swell season (Apr-Oct), SE trade winds offshore

How do I get to Walo Hiu?

The spot profile lists GNS as a nearby airport. The estimated road transfer is 45 minutes. Fly to Gunungsitoli via Medan, drive to south coast

What kind of wave is Walo Hiu?

Walo Hiu is a reef break, a left-hander. Difficulty is rated 7/10.

Best Season

Peak: Apr-Oct

SW swell season (Apr-Oct), SE trade winds offshore

Getting There

Airport
GNS
Drive time
45 min
Data quality
verified

Strike Log

Community Discussion