Dumps (Kanahena Coast, Maui)

Advanced riders
Best for
Advanced
Skill Level
Swell
Spot Type
10–25 kts
Wind Range

This spot information is AI-assisted and has not been human verified. It may be incomplete, outdated, or incorrect. Verify safety, access, local rules, and current conditions with official or local sources before riding.

About this spot

About

Dumps is a left-hand reef point on Maui’s Kanahena Coast known for breaking fast and producing powerful, sometimes barreling sections on moderate to large swells. On smaller surf it tends to slow down and get fatter, while on bigger days it can hold significant size but becomes very heavy and technical—so line choice and local awareness matter. The break is exposed, and the wave is described as high-quality and powerful, with peeling behavior on the working swell window. Seasonal expectations center on summer (notably May through September) for more favorable conditions and more consistent south swells, and the water is reported as crystal-clear due to the protected nature of the coastline within the Ahihi-Kinau Natural Area Reserve. Access is via the Makena Road area, involving a walk over uneven lava terrain from the parking area, and the shoreline entry/exit is described as sharp and narrow. Safety is a major factor: the spot has sharp lava rocks and sea urchins (wana), and strong rip currents are possible during larger south swells. High tide is specifically called out as safer for navigating the shallow reef. Because this is a reserve area, rules emphasize staying on marked paths and protecting natural resources, with restrictions noted around motorized craft and removal of natural materials. Lifeguards are reported as none on-site, rescue is limited, and emergency services are described as far—so preparation and conservative decision-making are essential, especially for advanced surfers.

  • Crystal-clear water associated with the Ahihi-Kinau Natural Area Reserve
  • Fast, powerful left-hand reef break with barrel-capable sections
  • Best conditions reported in summer months (May to September)
  • Exposed reef with technical heavier behavior on bigger swells
Great for
Advanced riders
What's great
  • Crystal-clear water inside a protected natural area reserve
  • Fast, powerful left-hand reef break with barrel sections on the right (moderate to large) swell
  • Works best during summer months for more consistent conditions
Heads up
  • Advanced-level entry and navigating shallow reef/lava shoreline
  • Sharp rocks and sea urchins (wana) make the spot hazardous
  • Remote location with limited rescue availability
  • Surf can become very heavy and technical on larger swells
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Practical spot guide

Wind, water and seasons

Wind

Direction
N, NNE, NE, E
Wind Range
10–25 kts
Wind Type
Trade — Trade winds with NE/N-NE/E components reported for the spot.
Reliability
high
Gust Factor
Moderate gusts
Best Months
May, June, July, August, September
Shadow Zones
Partially sheltered by Haleakala from strong trade winds

Water & beach

Water Type
Swell
Beach
Rocks — Reef/rock shoreline noted; reef-break over reef.
Beach Size
Small
Waves
Medium — Medium reported; can handle moderate to large swells.
Launch
Small — Sharp lava rock shoreline with narrow entries.
Launch Difficulty
Difficult — Challenging entry over sharp lava rocks.

Through the year

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Best seasonOff-season
24–28 °C
Water Temperature
23–31 °C
Air Temperature
Wetsuit Guide
Jan–Dec: 1-2mm neoprene topApr–Oct: rash guard or swimwear
Crowds by Season

Highest during summer south swells and on weekends.

Storm/Rain Season

December to March is the rainy season; hurricane risk June to November

By sport

What to expect for each.

SurfingBest for this spotSkill Level

A left-hand reef point that breaks fast; can deliver barrel sections on moderate to large swells and becomes slower and fatter on smaller swells.

Reef break
Wave Direction
Left
Optimal Swell
S, SSW, SW
Swell Height
1–3 m
Optimal Tide
High — High tide is noted as safer for navigating the shallow reef.
Shelter
Exposed
Wind Effect
Offshore in NE trade winds (wind reported as NE trade winds).
Bigger Swell
Holds significant size but becomes very heavy and technical.
Wave Quality
Excellent — Crystal-clear water reported.
Wave Power
Powerful
Wave Shape
Peeling
Peel Speed
Fast
Ride Length
Medium — Fast, barrel-capable left reef that can slow down and become fatter on smaller swells.
Typical Ride Length
50–150 m
Ride Length Details
Can offer long, sectional rides on the right swell (reported typical range: 50–150 meters).
Forecast

Check the forecast before you go

See wind, waves, weather and session windows for Dumps (Kanahena Coast, Maui) in the full forecast view.

Dumps (Kanahena Coast, Maui) wind and wave forecast summary

Wind
2–7 ktsGusts 15 kts
Direction
E96°
Strongest day
Tue, Oct 277 kts
Windy days
0/712 kts or more
Waves
0.6–1.0 m11s period
Temperature
23–28 °C

Over the next 7 days, Dumps (Kanahena Coast, Maui) is forecast for daytime winds of 2–7 kts, peaking around 7 kts on Tuesday, October 27 with gusts to 15 kts. The prevailing direction is E. Waves run 0.6–1.0 m with a period of about 11s. Based on the Wavind model, in the spot’s local time.

Nearby

Other spots in the area

Safety

What to know before you launch

Safety, access, restrictions, rescue, and local rules can change. Treat these details as informational and confirm them locally before launching.

Hazards

  • Sharp lava rocks
  • Rocks
  • Urchins (wana/sea urchins)
  • Shallow reef
  • Strong rip currents possible during large south swells
  • Remote location
Ability Level: Advanced
Recommended Safety Gear
BootsLeash

Rescue & support

Rescue & Self-Rescue
Limited — No dedicated rescue on-site; coast guard/harbor patrol operate locally and lifeguards are stationed nearby at Makena State Park (Big Beach).
Emergency Info
Emergency services are far; nearest major facilities are in Kihei or Wailuku. Emergency number 911.
Localism / Vibe
Moderate

Rules of the spot

Located within the Ahihi-Kinau Natural Area Reserve; respect environmental regulations and stay on marked paths.

Restrictions
  • No motorized craft
  • Strict parking enforcement
  • No removal of natural resources
Local Tips
  • Booties are highly recommended due to the sharp lava entry and exit.
  • High tide is much safer for navigating the shallow reef.
  • Respect the local lineup as it can get crowded on peak swells.

Getting there & access

Nearest City
Kihei
Nearest Town
Makena
Nearest Airport
Kahului Airport (OGG), Maui
Parking
Big parking lot just off Makena Road (also noted as limited dirt parking that fills quickly along the road).
Public Transport
Limited
Access
Accessible via Makena Road; requires a walk over uneven lava terrain from the parking area.
Cost Level
Moderate
Local Language
English
Amenities

What's on the beach

Accommodation
Nearby town — More upscale options in Wailea and additional choices in Kihei; availability higher in the South Maui resort areas rather than directly at the coast.
Food & Drink
No facilities on-site; nearest options are in Makena or Wailea.
Equipment Rental:
No on-site rentals at the spot; surf shops are located in Kihei.
Gear Storage
None on-site.
Gear Repair
Specialty shops in Kahului and Kihei provide gear repair (no on-spot repair noted).
Learn, rent & more

Schools & services

No schools or services are listed for this spot yet.

The area

Off the water

Best time to visit: Spring and Summer for wind and snorkeling; Winter for whale watching and large swells
Ahihi-Kinau Natural Area Reserve0 km

Protected marine and coastal area featuring lava formations and vibrant reef life.

Keawala'i Congregational Church3 km

Historic stone church in Makena built in the 1830s using coral mortar.

Lahaina Historic Trail20–30 km north

Historic Lahaina town with old sugar mills and Pacific Warriors Museum.

Hoapili Trail (King's Highway)2 km

Rugged hiking trail through ancient lava fields along the coastline.

Haleakala National Parkregion-wide

Snorkeling at Molokini Crater, whale watching (seasonal), and lava tube hiking at Haleakala.

Haleakala Summit30–40 km

Iconic red volcano summit with sunrise views and alpine trails.

Maui Ocean Center5–15 km

The Aquarium of Hawaii, featuring local marine life and interactive exhibits.

Reviews

From riders who've been here

Community observations

Latest reported conditions

Spot questions

Frequently asked questions

When is the best season at Dumps (Kanahena Coast, Maui)?

The best overall months at Dumps (Kanahena Coast, Maui) are May, June, July, August, September.

Which wind directions work at Dumps (Kanahena Coast, Maui)?

Dumps (Kanahena Coast, Maui) works with N, NNE, NE, E winds.

What skill level is Dumps (Kanahena Coast, Maui) suitable for?

Dumps (Kanahena Coast, Maui) suits these riding levels: Surfing: Advanced.