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Kailua Bay

FAIR

About This Site

Kailua Bay, in the heart of Kailua-Kona, is a beginner-friendly shore dive with calm waters and thriving coral reefs. Ideal for divers wanting an easy, vibrant underwater experience near town.

Difficulty

Beginner

Max Depth

40 ft

Type

Shore

Typical Visibility

60 ft

Conditions Summary

Best time today

4 PM - 5 PM

FAIR

Best day in forecast

Sunday

FAIR

2025-04-20

Community-reported visibility

n/a

Warnings

No warnings for today

Nearby Dive Sites

Mahukona Beach Park NudiMadness House 38 Kiholo Bay Garden Eel Cove Suck 'Em Up Crescent Beach/Honokohau Bay Old Airport Pawai Bay Kailua Bay Mile Marker 4 Manta Village Honaunau Bay (Two Step)Black Pebble Beach

Dive Conditions Forecast

12:00 am

Poor

(4/10 Points)

Entry & Exit

POOR

Surge

FAIR

Impact on Viz

Impact on Visibility

BAD

Wave Data

12:00 am

2.5

Rating:

FAIR

Period:12s

Direction:W (272°)

Wind Data

12:00 am

8.0

mph

Rating:

GREAT

Direction:SSE (160°)

Primary Swell Data

12:00 am

1.3

Rating:

GOOD

Period:12s

Direction:WNW (299°)

Secondary Swell Data

12:00 am

1.2

Period:9s

Direction:S (182°)

Tide Information

12:00 am

1.2

Rating:

BAD

Type:FALLING

Low Tide

0.4 ft

5:03 am

High Tide

0.4 ft

7:48 am

Low Tide

0.2 ft

12:56 pm

High Tide

1.8 ft

9:35 pm

Dive Site Guide for Kailua Bay

Entry & Exit

Entry via a sandy beach with gentle waves; wade in easily. Exit by swimming back and walking out, avoiding boat traffic near the pier.

Access

Shore dive only, with entry from the sandy beach near Kailua Pier or Kamakahonu Beach.

What You'll See

Green sea turtles, butterflyfish, octopuses, moray eels, and occasional manta rays.

Underwater Topology

Sandy bottom with scattered coral heads and lava rock formations, gently sloping to deeper areas.

Parking

Public parking along Ali’i Drive near Kailua Pier; spaces can fill quickly during peak tourist seasons.

Facilities

Restrooms, showers, and gear rinse stations near Kailua Pier; nearby shops and restaurants for post-dive convenience.

Crowd Factor

Moderate to high, with snorkelers, swimmers, and tourists frequenting the area, especially in summer. Early mornings offer fewer divers.

Look Out For

Watch for boat traffic and swimmers near the pier. Visibility can drop with surge or runoff after rain. Booties recommended for rocky patches. Use a dive flag as required by law.

How to Find It

From Kailua-Kona, head to Ali’i Drive and park near Kailua Pier or Kamakahonu Beach. The dive entry is a short walk to the sandy beach by the pier, next to the King Kamehameha Hotel.

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Live Cameras

Coming Soon

We're working on integrating live camera feeds in the area to help you check conditions before your dive.