Reef
left
Level 7/10

Occy's Left

West Sumba, Indonesia
🪸Sharp reef😮‍💨Hold-downs

300m ride through barrels. Private wave — NIHI resort only, max 10 surfers. One of the best lefts east of Desert Point. Holds any size.

Occy's Left surf forecast

Model forecast for swell, wind and tide.

10-Day Forecast
Today20
57
Fair
1.3m@14s
8km/h
Mon21
58
Fair
2.0m@13s
10km/h
Tue22
56
Fair
1.6m@12s
10km/h
Wed23
62
Fair
1.6m@13s
8km/h
Thu24
50
Fair
1.5m@12s
8km/h
Fri25
45
Fair
1.3m@11s
8km/h
Sat26
64
Fair
1.1m@17s
7km/h
Sun27
85
Firing
2.3m@15s
6km/h
Mon28
71
Good
2.1m@14s
9km/h
Tue29
61
Fair
1.7m@12s
7km/h
5+ days out, less certain

Today's Conditions

Find Flights
Best session: AfternoonAM 7 km/h · PM 5 km/h · Tide at 3pm (1.6m)
Swell
1.3m
SW(226°)
Score: 12/25
Period
14s
Long period groundswell
Score: 14/25
Wind
8km/h
SE(146°)
Score: 18/25
Weather
27°C
0.1mm9%
First light 5:23amSunrise 5:53amSunset 5:59pmLast light 6:29pm
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

Strike window: 6:15am–1:26pm · through lowIdeal tide: 0.5–1.5m
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
21°
28°
29°
27°
26°
22°
28°
29°
28°
26°
21°
28°
29°
27°
26°
21°
28°
29°
27°
26°
23°
28°
29°
28°
26°
23°
28°
29°
28°
27°
25°
28°
29°
28°
27°
26°
28°
29°
29°
27°
25°
28°
29°
28°
27°
26°
28°
29°
29°
27°
3m1.5
sec
13s
14s
14s
14s
15s
14s
14s
13s
13s
13s
12s
12s
12s
12s
11s
13s
13s
13s
12s
12s
12s
12s
12s
12s
12s
11s
11s
11s
11s
11s
11s
19s
19s
16s
18s
15s
15s
15s
15s
15s
14s
14s
14s
13s
13s
12s
12s
12s
12s
12s
swell
windkm/h
7g12
8g22
15g35
5g30
5g10
6g11
8g22
15g36
10g26
12g25
6g12
8g22
13g32
8g31
9g24
5g12
7g21
12g31
8g30
7g21
4g10
6g20
12g32
7g30
8g23
4g11
6g20
14g34
10g35
5g26
2g9
3g14
11g27
11g35
4g34
3g11
3g16
7g29
9g36
5g32
4g13
8g20
13g32
13g39
5g39
5g12
5g19
9g30
10g36
5g33
tidem
1:54am2.2m
9:16am1.1m
3:42pm1.6m
7:30pm1.5m
3:06am2.0m
12:10pm1.3m
8:30pm1.7m
6:12am2.0m
1:50pm1.1m
8:36pm2.0m
2:00am1.4m
7:46am2.1m
2:30pm0.9m
8:54pm2.2m
2:38am1.1m
8:33am2.4m
2:55pm0.7m
9:10pm2.5m
3:08am0.9m
9:06am2.6m
3:20pm0.6m
9:30pm2.7m
3:34am0.6m
9:40am2.8m
3:45pm0.5m
9:53pm2.9m
4:04am0.3m
10:09am2.9m
4:11pm0.4m
10:17pm3.1m
4:33am0.1m
10:40am2.9m
4:36pm0.3m
5:04am0.0m
Ideal tideStrike windowNight

Tide times today

1:54 am
High tide - 2.21m
9:16 am
Low tide - 1.15m
3:42 pm
High tide - 1.58m
7:30 pm
Low tide - 1.48m
Times shown in spot-local time.

Strike Score Breakdown

57
Fair
Components
Swell Direction17/25
Swell Size12/25
Swell Period14/25
Wind18/25
Raw Score61/100
Adjustments
🌊 Tide+1
💨 Gusty Wind-5
Adjusted Score57/100
Confidence
Multiplier×1.00
Final Score57
🌊 Partly in the tide window

Plan Your Strike

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

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Swell Requirements

Optimal direction
SW (215°)
Direction range
200° - 230°
Size range
1.2m - 3.7m
Ideal size
2.3m - 3.1m
Height multiplier
0.97×
Ideal period
16s+

Wind Requirements

Optimal direction
E (90°)
Offshore range
45° - 135°

Tide Requirements

Optimal tide
mid
Optimal range
0.5m - 1.5m

Water temp

28°C

Wetsuit

Boardshorts / Rashguard

Difficulty

7/10

Crowd level

2/10

Frequently Asked Questions

What tide is best at Occy's Left?

The Occy's Left profile favors mid tide, ideally between 0.5m and 1.5m 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 Occy's Left?

The Occy's Left profile uses wind from E (90°) as its preferred direction, with an offshore range of 45° to 135°. 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 Occy's Left?

The Occy's Left scoring profile favors swell from SW (200° to 230°), a swell-height range of 1.2m 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 Occy's Left?

The main season at Occy's Left is Apr-Oct. A secondary window runs Nov, Dec, Jan, Feb, Mar. Best Apr-Oct (dry season, SE trades offshore). Swells year-round but wet season brings onshore winds.

How do I get to Occy's Left?

The spot profile lists TMC as a nearby airport. The estimated road transfer is 60 minutes.

What kind of wave is Occy's Left?

Occy's Left is a reef break, a left-hander. Difficulty is rated 7/10.

Best Season

Peak: Apr-Oct

Secondary: Nov, Dec, Jan, Feb, Mar

Best Apr-Oct (dry season, SE trades offshore). Swells year-round but wet season brings onshore winds.

Getting There

Airport
TMC
Drive time
60 min
Data quality
verified

Strike Log

Community Discussion