High Bridge

5mm wetsuit typical

High Bridge at a glance

High Bridge is a dive site in Japan. Typically most favorable Jun · from 3 years of archive data. Recent reports put the water around 20°C (68°F). Check the latest conditions and entry details before you go.

Next window today· 6:00–17:00 · favorable · sunset 16:41

Forecast for this hour · 4:00 · run 13 h ago

0.6 m (2.0 ft)waves — under a meter expected (waves — about two feet expected)

Tap a factor for its source and model point · Forecast 20°C · seasonal avg 22°C ( · Forecast 68°F · seasonal avg 71°F)

Dive windows this week

Smallest waves: Thu

Tue

0.8 m waves · 3 kn wind (2.5 ft waves · 3 kn wind)

Wed

0.9 m waves · 21 kn wind (3.1 ft waves · 21 kn wind)

Thu

0.4 m waves · 7 kn wind (1.2 ft waves · 7 kn wind)

Fri

0.9 m waves · 2 kn wind (2.9 ft waves · 2 kn wind)

Sat

1.3 m waves · 10 kn wind (4.3 ft waves · 10 kn wind)

Sun

1.1 m waves · 5 kn wind (3.7 ft waves · 5 kn wind)

Mon

Favorable windowModerate window— no window

Every forecast dive window each day, site-local time, from wave and wind forecasts. Numbers under each bar are daylight averages.

First light 5:27 · Sunrise 5:55 · Sunset 16:41 · some windows run past sunset

Source: Open-Meteo marine · model point 10 km from site · updated 26 Oct, 14:25 GMT+9

Forecast only — always assess conditions on site.

Compare this weekend’s windows near High Bridge

Recent diver reports

Dated firsthand observations from divers — not current conditions.

No diver reports for this site yet. — one dated observation helps every diver after you.

Dived here today — did the forecast match?

Best months, historically

What conditions have historically been typical at this site, month by month — not a forecast.

January, 88% of days have historically been favorable, water has typically been 12°C (54°F), waves have typically been 0.9 m (3.0 ft), wind has typically been 13 knots
February, 80% of days have historically been favorable, water has typically been 11°C (51°F), waves have typically been 1.0 m (3.3 ft), wind has typically been 14 knots
March, 74% of days have historically been favorable, water has typically been 11°C (52°F), waves have typically been 1.2 m (3.9 ft), wind has typically been 13 knots
April, 76% of days have historically been favorable, water has typically been 12°C (54°F), waves have typically been 1.2 m (3.9 ft), wind has typically been 13 knots
May, 75% of days have historically been favorable, water has typically been 15°C (60°F), waves have typically been 1.2 m (4.0 ft), wind has typically been 12 knots
June, 97% of days have historically been favorable, water has typically been 20°C (68°F), waves have typically been 0.9 m (3.1 ft), wind has typically been 10 knots, historically most favorable
July, 94% of days have historically been favorable, water has typically been 24°C (75°F), waves have typically been 0.9 m (2.9 ft), wind has typically been 10 knots
August, 82% of days have historically been favorable, water has typically been 27°C (81°F), waves have typically been 1.2 m (3.8 ft), wind has typically been 10 knots
September, 91% of days have historically been favorable, water has typically been 26°C (78°F), waves have typically been 1.0 m (3.2 ft), wind has typically been 10 knots
October, 90% of days have historically been favorable, water has typically been 22°C (71°F), waves have typically been 1.1 m (3.4 ft), wind has typically been 11 knots
November, 87% of days have historically been favorable, water has typically been 17°C (62°F), waves have typically been 1.0 m (3.3 ft), wind has typically been 12 knots
December, 89% of days have historically been favorable, water has typically been 13°C (55°F), waves have typically been 0.9 m (3.1 ft), wind has typically been 13 knots

June has typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 3 years of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life recorded at this site

No recorded sightings data for this site yet. Species lists appear as GBIF records and diver reports accumulate.

Fills & rentals nearby

No dive shops mapped within 25 km (16 mi). Know one? Add it to the map.

Data updated July 2026

Site details

High Bridge is a dive site located in Japan.

No hazards recorded for this site yet — that never means there are none. Ask a local operator before you dive.

Reviews

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