Sveti Nikola Island Tunnels

5mm wetsuit typical

Sveti Nikola Island Tunnels at a glance

Sveti Nikola Island Tunnels is a dive site in Montenegro. Typically most favorable Jul–Aug · from 2 years of archive data. Recent reports put the water around 21°C (69°F). Check the latest conditions and entry details before you go.

Favorable window now· until 17:00 · sunset 16:46

Forecast for this hour · 15:00 · run 9 h ago

0.4 m (1.4 ft)waves — under half a meter expected (waves — about a foot expected)

Tap a factor for its source and model point

Dive windows this week

Mon

0.4 m waves · 6 kn wind (1.4 ft waves · 6 kn wind)

Tue

0.3 m waves · 11 kn wind (1.0 ft waves · 11 kn wind)

Wed

0.2 m waves · 6 kn wind (0.6 ft waves · 6 kn wind)

Thu

0.3 m waves · 4 kn wind (1.0 ft waves · 4 kn wind)

Fri

0.2 m waves · 4 kn wind (0.6 ft waves · 4 kn wind)

Sat

0.2 m waves · 5 kn wind (0.7 ft waves · 5 kn wind)

Sun

0.1 m waves · 7 kn wind (0.3 ft waves · 7 kn wind)

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 5:41 · Sunrise 6:10 · Sunset 16:46 · some windows run past sunset

Source: Open-Meteo marine · model point 6.8 km from site · updated 26 Oct, 06:28 CET

Forecast only — always assess conditions on site.

Compare this weekend’s windows near Sveti Nikola Island Tunnels

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, 87% of days have historically been favorable, waves have typically been 1.0 m (3.2 ft), wind has typically been 5 knots
February, 96% of days have historically been favorable, waves have typically been 0.7 m (2.3 ft), wind has typically been 6 knots
March, 71% of days have historically been favorable, waves have typically been 1.1 m (3.5 ft), wind has typically been 6 knots
April, 92% of days have historically been favorable, waves have typically been 0.6 m (2.1 ft), wind has typically been 6 knots
May, 97% of days have historically been favorable, waves have typically been 0.7 m (2.1 ft), wind has typically been 6 knots
June, 98% of days have historically been favorable, waves have typically been 0.4 m (1.4 ft), wind has typically been 5 knots
July, 100% of days have historically been favorable, waves have typically been 0.5 m (1.6 ft), wind has typically been 5 knots, historically most favorable
August, 100% of days have historically been favorable, waves have typically been 0.5 m (1.5 ft), wind has typically been 5 knots, historically most favorable
September, 97% of days have historically been favorable, waves have typically been 0.6 m (1.9 ft), wind has typically been 5 knots
October, 89% of days have historically been favorable, waves have typically been 0.8 m (2.5 ft), wind has typically been 5 knots
November, 85% of days have historically been favorable, waves have typically been 0.8 m (2.7 ft), wind has typically been 5 knots
December, 94% of days have historically been favorable, waves have typically been 0.7 m (2.4 ft), wind has typically been 5 knots

July and August have typically had the largest share of favorable days here. Conditions vary year to year — this is historical context, not a forecast.

Based on 1 year of archive data. Bar height shows the share of days each month whose conditions have historically scored favorably.

Marine life recorded at this site, by month

Recorded observations — evidence of past sightings, not a promise of what you’ll encounter.

Spanish dancer recorded here Aug (1 record)
Hexabranchus sanguineusmost recent 2011

Newest record here: 2011. Counts are occurrence records near this site from public biodiversity datasets (GBIF), grouped by calendar month across all sampled years. Sightings vary — past records are context, not a prediction.

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

No description for this site yet — divers who know it can suggest one below.

boatcavereef

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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Sveti Nikola Island Tunnels