Reef

left

Level 7/10

Occy's Left

West Sumba, Indonesia

🪸Sharp reef😮‍💨Hold-downs

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

10-Day Forecast

Thu6

Good

1.5mSW@15s

10km/h

1.5m@15s

10km/h

Fri7

Good

1.9mSW@14s

11km/h

1.9m@14s

11km/h

Sat8

Fair

2.2mSW@13s

12km/h

2.2m@13s

12km/h

Sun9

Fair

2.0mSW@13s

13km/h

2.0m@13s

13km/h

Mon10

Fair

2.1mSW@14s

9km/h

2.1m@14s

9km/h

Tue11

Fair

2.6mSW@13s

13km/h

2.6m@13s

13km/h

Wed12

Fair

2.0mSW@12s

10km/h

2.0m@12s

10km/h

Thu13

Good

2.5mSSW@14s

6km/h

2.5m@14s

6km/h

Fri14

Fair

2.1mSSW@13s

10km/h

2.1m@13s

10km/h

Sat15

Fair

1.7mSSW@13s

6km/h

1.7m@13s

6km/h

Groomed 5+ days out, less certain

View 2-year historical scores →

Today's Conditions

Find Flights

Best session: AfternoonAM 7 km/h · PM 10 km/h · Tide at 2pm (2.1m)

Swell

1.5m

SW(226°)

Score: 10/25

Period

15s

Long period groundswell

Score: 23/25

Wind

10km/h

ESE(114°)

Score: 23/25

Weather

25°C

0.0mm28%

First light 5:47amSunrise 6:17amSunset 6:00pmLast light 6:30pm

Windswell0.1m@1sSecondary0.7mConfidence

100%

Location & Conditions

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Swell

Wind

Showing forecast for today

Hourly Forecast, Tide & Strike Windows

Strike window: 5:47–11:34am · through lowStrike window: 4:53–6:30pm · droppingIdeal 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

20°

26°

27°

26°

25°

21°

26°

27°

25°

20°

26°

27°

25°

21°

25°

27°

25°

20°

25°

27°

26°

25°

22°

24°

26°

27°

25°

24°

25°

26°

27°

25°

24°

26°

27°

26°

24°

26°

27°

28°

26°

24°

25°

27°

26°

3m1.5

sec

16s

14s

15s

14s

13s

14s

13s

15s

14s

13s

12s

11s

14s

13s

swell

windkm/h

5g9

8g21

14g31

13g36

6g20

5g11

10g24

14g32

13g30

9g24

5g10

8g20

15g34

16g36

15g33

7g13

10g24

14g35

15g37

15g34

6g13

4g17

13g30

13g34

11g29

10g18

13g28

16g35

14g36

13g34

7g20

6g20

10g31

13g36

11g33

4g14

2g15

8g27

11g34

6g31

6g15

8g20

12g30

13g36

5g36

3g9

0g15

8g28

10g34

5g31

tidem

1:49am2.7m

8:19am0.6m

2:13pm2.1m

7:56pm0.8m

2:27am2.6m

9:16am0.8m

3:08pm1.8m

8:34pm1.1m

3:21am2.4m

10:45am0.9m

4:47pm1.6m

9:37pm1.3m

4:55am2.3m

12:50pm0.8m

7:30pm1.6m

6:47am2.4m

2:22pm0.6m

8:57pm1.9m

1:57am1.2m

8:14am2.6m

3:14pm0.3m

9:33pm2.2m

3:03am0.9m

9:13am2.8m

3:54pm0.2m

10:10pm2.5m

3:51am0.7m

9:59am3.0m

4:28pm0.1m

4:33am0.4m

10:40am3.1m

5:02pm0.0m

5:11am0.3m

Ideal tideStrike windowNight

Tide times today

1:49 am

High tide - 2.68m

8:19 am

Low tide - 0.64m

2:13 pm

High tide - 2.07m

7:56 pm

Low tide - 0.82m

Times shown in spot-local time.

Strike Score Breakdown

Good

Components

Swell Direction17/25

Swell Size10/25

Swell Period23/25

Wind23/25

Raw Score73/100

Adjustments

🌊 Tide+1

💨 Gusty Wind-5

Adjusted Score69/100

Confidence

Multiplier×1.00

Final Score69

🌊 Partly in the tide window

Plan Your Strike

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

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Location & Conditions

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Swell

Wind

Showing forecast for today

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Spot Details

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Swell Requirements

Optimal direction: SW (215°)
Direction range: 200° - 230°
Size range: 1.2m - 3.7m
Ideal size: 3.0m
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?

Occy's Left works best on a mid tide, ideally between 0.5m and 1.5m on the local tide chart. The tide chart above shows today’s strike window.

What wind direction is offshore at Occy's Left?

Offshore wind at Occy's Left blows from the E (90°). Anything in the 45° to 135° range grooms the faces; outside it, expect chop or bumpy conditions.

What swell size and direction work best at Occy's Left?

Occy's Left wants SW swell (200° to 230°) between 1.2m and 3.7m, with a period of 16s or more for quality waves.

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.