What is the Ocean Viewing Index (OVI) for Maesato Beach?

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.

When is the best time to visit Maesato Beach for sea views?

Start with the current and 7-day OVI forecast for Maesato Beach, then choose a daylight period that also fits your plan. If you want tide pools, exposed shore, or a tide-dependent walk, check the local high and low tide times as well.

Should I use tide times or OVI for a visit to Maesato Beach?

Use tide times when your visit depends on water level, such as a sandbar, tide pool, or exposed rocks. Use OVI to compare likely sightseeing conditions including sea appearance, visibility, sea state, and lighting. For a coastal trip, read both together.

Maesato Beach Tides & Ocean Viewing Index

Okinawa, JapanAsia/Tokyo

Ocean View Index

0Bad

Next tide

—

Sunrise / Sunset

21:44 – 09:10

Local time

07:35

Maesato Beach on Ishigaki Island, a crystal-clear turquoise shore that serves as the gateway to the Yaeyama Islands.

Ocean Viewing Index

Updated · Oct 23, 2026 22:20

Reference time: local noon · 12:27 (Asia/Tokyo)

Estimated

Bad

Not recommended for beach viewing today.

Sub-Index Breakdown

Six dimensions feed the overall Ocean Viewing Index.

Sea Color
Muted color · hue
45
Clarity
Very clear (below 1.5 NTU) · NTU
100
Visibility
Under 8 m · m
0
Sea State
Choppy (4+) · Beaufort
0
Lighting
Low / harsh light · lux
10
Water Quality
index
—

Weather Forecast

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

TodayOct 23

Thunderstorm

26°25°

22.7 m/s

205.6mm

SatOct 24

Thunderstorm

27°25°

10.7 m/s

49.1mm

SunOct 25

Rain

28°25°

3.1 m/s

10.8mm

MonOct 26

Light Rain

27°25°

5.3 m/s

2.3mm

TueOct 27

Light Rain

27°24°

7.2 m/s

1.9mm

WedOct 28

Light Rain

26°24°

6.3 m/s

0.5mm

ThuOct 29

Light Rain

27°24°

3.1 m/s

2.0mm

Visibility: 2 km·Cloud: 100%

48-Hour Hourly Forecast

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

Now25°1913.4

01:0026°2310.3

02:0025°226.8

03:0025°237.8

04:0026°2810.0

05:0026°2911.4

06:0026°2814.6

07:0026°2622.0

08:0025°2913.8

09:0026°2814.7

10:0026°2710.8

11:0026°2412.4

12:0026°218.3

13:0025°2010.1

14:0025°206.8

15:0026°213.0

16:0026°202.2

17:0026°203.1

18:0026°205.9

19:0026°204.7

20:0026°212.9

21:0026°201.9

22:0026°183.9

23:0026°204.8

00:0026°194.4

01:0026°186.1

02:0026°178.8

03:0026°144.5

04:0027°152.8

05:0027°151.5

06:0027°121.3

07:0026°113.9

08:0027°112.6

09:0026°101.5

10:0026°111.7

11:0027°112.0

12:0027°110.6

13:0027°110.4

14:0026°91.3

15:0027°91.4

16:0027°90.8

17:0027°90.2

18:0027°90.1

19:0026°80.3

20:0026°80.6

21:0026°60.4

22:0025°31.3

23:0025°30.6

7-Day OVI Trend

Forecast ocean viewing conditions for the coming week.

Best on Tue: Viewing conditions are Excellent; 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.

Mixed TideCoefficient: 77.6 / 120Higher coefficient means larger tide range; 120 is the largest spring, 20 the smallest neap.

Time	Type	Height
No tide extremes recorded today.

Fishing & Surf Forecast

Solunar feeding times and today's surf rating.

80Excellent51FairView full forecast

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.

Best Months to Visit

Average Ocean Viewing Index by month over the past year.

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Based on historical climatology (Pitarch 2021)

Nearby Beaches

Other beaches closest to Maesato Beach.

242 km away

Waiao Beach

Yilan, Taiwan

258 km away

Heping Island Park

Keelung, Taiwan

260 km away

Qixingtan Beach

Hualien, Taiwan

293 km away

Tamsui Fisherman's Wharf

New Taipei, Taiwan

Frequently asked questions

What is the Ocean Viewing Index (OVI) for Maesato Beach?: 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.
When is the best time to visit Maesato Beach for sea views?: Start with the current and 7-day OVI forecast for Maesato Beach, then choose a daylight period that also fits your plan. If you want tide pools, exposed shore, or a tide-dependent walk, check the local high and low tide times as well.
Should I use tide times or OVI for a visit to Maesato Beach?: Use tide times when your visit depends on water level, such as a sandbar, tide pool, or exposed rocks. Use OVI to compare likely sightseeing conditions including sea appearance, visibility, sea state, and lighting. For a coastal trip, read both together.

Essential Information

Coordinates: 24.3413°, 124.1605°
Timezone: Asia/Tokyo
Region & Country: Okinawa, Japan

Data sources

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