What is the Ocean Viewing Index (OVI) for Nam Van Lake?

OVI is a 0-100 composite score combining sea color, water clarity, visibility, sea conditions, sunlight and water quality to help you decide if the sea is worth seeing today.

Nam Van Lake

Macau Peninsula, MacauAsia/Macau

Ocean View Index

69Good

Next tide

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Sunrise / Sunset

22:23 – 10:49

Local time

02:01

Nam Van Lake on Macau Peninsula, an artificial lakeside waterfront near One Central in the city.

Ocean Viewing Index

Updated · Sep 8, 2026 18:01

Reference time: local noon · 12:36 (Asia/Macau)

Estimated

Good

Good conditions. Worth a visit.

Sub-Index Breakdown

Six dimensions feed the overall Ocean Viewing Index.

Sea Color
Clear blue-green · hue
70
Clarity
Turbid · NTU
51.3
Visibility
Under 8 m · m
41.3
Sea State
Calm, glassy (0-1) · Beaufort
100
Lighting
Golden hour, optimal · lux
100
Water Quality
index
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Weather Forecast

7-day marine weather forecast from Open-Meteo model.

TodaySep 8

Light Rain

32°25°

1.9 m/s

1.1mm

WedSep 9

Light Rain

30°24°

3.1 m/s

2.3mm

ThuSep 10

Light Rain

30°25°

4.0 m/s

1.4mm

FriSep 11

Light Rain

31°25°

3.7 m/s

0.8mm

SatSep 12

Rain

30°25°

3.7 m/s

12.9mm

SunSep 13

Thunderstorm

28°25°

3.7 m/s

15.3mm

MonSep 14

Overcast

31°27°

3.4 m/s

Visibility: 11 km·Cloud: 29%

48-Hour Hourly Forecast

Hour-by-hour marine weather for the next 48 hours.

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7-Day OVI Trend

Forecast ocean viewing conditions for the coming week.

Best on Fri: Viewing conditions are Good; aim for the golden hour just after sunrise or before sunset. Great for snorkeling and photography.

High & Low Tides Today

Times and heights of today's high and low water.

Spring TideCoefficient: 116.4 / 120Higher coefficient means larger tide range; 120 is the largest spring, 20 the smallest neap.

Time	Type	Height
No tide extremes recorded today.

48-Hour OVI Trend

Hour-by-hour ocean viewing outlook for the next 48 hours, dampened by rainfall.

Today's Tide Summary

A quick look at the day's high and low water.

Nearby Beaches

Other beaches closest to Nam Van Lake.

8.1 km away

Hac Sa Beach

Coloane, Macau

8.6 km away

Cheoc Van Beach

Coloane, Macau

68 km away

Repulse Bay Beach

Hong Kong Island, Hong Kong

70 km away

Stanley Beach

Hong Kong Island, Hong Kong

Frequently asked questions

What is the Ocean Viewing Index (OVI) for Nam Van Lake?: OVI is a 0-100 composite score combining sea color, water clarity, visibility, sea conditions, sunlight and water quality to help you decide if the sea is worth seeing today.

Essential Information

Coordinates: 22.1889°, 113.5428°
Timezone: Asia/Macau
Region & Country: Macau Peninsula, Macau

Data sources

Tides: UHSLC / FES2022b · Weather: NOAA GFS · Sea color: NASA MODIS/VIIRS