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Map of Mana Crack / Na Pali Coast
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Mana Crack / Na Pali Coast

Hawaii, United States
AOW suggested14–30 m depthBoat entryRash guard or 2mm shorty typical

Boat dive — see Entry & access.

Mana Crack / Na Pali Coast at a glance

Mana Crack / Na Pali Coast is a advanced boat dive site in Hawaii, United States with depths of 14–30 m (46–98 ft). Typically most favorable Jul · from 3 years of archive data. Divers commonly see Barracuda, Grey reef shark, and Humpback whale. Recent reports put the water around 28°C (82°F). Check the latest conditions and entry details before you go.

Marine model · graded 4h ago
1.6 mwaves — about a meter and a half expected

Tap a factor for its source and model point · Forecast 28°C · seasonal avg 27°C

Site hazards: Remote offshore location, current/drift, depth, boat pickup logistics, wind exposure, long day trip, bluewater separation risk, and limited shelter if conditions deteriorate.

Read the full hazards ↓

Dive windows this week

Best: Mon
Sat—
Sun7:00–20:00
Mon7:00–20:00
Tue7:00–20:00
Wed7:00–20:00
Thu7:00–20:00
Fri7:00–20:00

Favorable windowModerate window— no window

First light 5:44 · Sunrise 6:08 · Sunset 19:22

Source: Open-Meteo marine · model point 9.8 km from site · graded 4h ago

Forecast only — always assess conditions on site.

Forecast · NOAA tide model

Tide & slack timing

Loading tide predictions

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.

What Divers Say

Best time: Best on calm west/Na Pali weather windows with early starts to beat wind; operator may reroute when conditions are unsafe.

Based on community reviews and site data. Conditions vary — always verify before diving.

Best months, historically

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

  1. Jan9%25°C2.5 m
  2. Feb6%25°C2.2 m
  3. Mar32%25°C1.9 m
  4. Apr42%25°C1.8 m
  5. May63%26°C1.5 m
  6. Jun91%26°C1.4 m
  7. Jul91%27°C1.3 m
  8. Aug88%27°C1.3 m
  9. Sep88%28°C1.4 m
  10. Oct49%28°C1.7 m
  11. Nov20%27°C2.1 m
  12. Dec10%26°C2.4 m

July hastypically 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 seen at this site

Species noted at this site — not a promise of what you’ll encounter.

Species seen here

  • BarracudaOccasionally seen
  • Grey reef sharkOccasionally seen
  • Humpback whaleSeasonal
  • Spotted eagle rayOccasionally seen
  • Whitetip reef sharkOccasionally seen

Fills & rentals nearby

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

Site details

Mana Crack is a remote offshore fringing reef/ledge system off Kauai's west/Na Pali side with multiple drop points and drift profiles. It is known for clear water, ledge topography, large fish, rays, and reef sharks when conditions cooperate. The site is logistics-heavy and normally run as an advanced boat trip from the west side.

boatdriftreefwall

Remote offshore location, current/drift, depth, boat pickup logistics, wind exposure, long day trip, bluewater separation risk, and limited shelter if conditions deteriorate.

Reviews

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