Waimanu Bay Surf Forecast and Surf Reports

(Big Island, USA)

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Waimanu Bay Surf Guide

Waimanu Bay in Big Island is an exposed beach and reef break that has reliable surf and can work at any time of the year. Offshore winds are from the south southwest. Clean groundswells prevail and the best swell direction is from the northeast. Waves at the beach break both left and right. Surfable at all stages of the tide. It very rarely gets crowded here. Beware of rips and sharks.

Waimanu Bay Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Beach and reef	3	consistent	25.4°C*ocean temperature recorded from satellite

Surfing Waimanu Bay:

The best conditions reported for surf at Waimanu Bay occur when a Northeast swell combines with an offshore wind direction from the South-southwest.

Hourly Forecast

16 Day Forecast

What's the best time of year to surf Waimanu Bay (for consistent clean waves)?

marchBest Season: winter

The best time of year for surfing Waimanu Bay with consistent clean waves (rideable swell with light / offshore winds) is during Winter and most often the month of March. Clean surfable waves are typically found 5% of the time in March while 49% of the time it tends to be blown out. For the remaining 46% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

Surfable waves that hold up well for longer rides in prevailing cross-offshore, offshore or light wind conditions.

blown out

49%

Surfable sized waves that are of poorer quality due to prevailing onshore, cross-onshore or windy conditions (may be preferable for kitesurfing).

too small

46%

Waves usually considered too small for good surf. Some wave-magnet breaks may still work though if conditions are right (on occasion).

Explore Waimanu Bay Location Map

Interactive Waimanu Bay surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail. The closest passenger airport to Waimanu Bay is Waimea Kohala (Kamuela) Airport (MUE) in Usa Hawaii Isl., 17 km (11 miles) away (directly). The second nearest airport to Waimanu Bay is Upolu (Opolu) Airport (UPP) in USA, 27 km (17 miles) away.

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.

Waimanu Bay Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Monday, 4 May 2026, 11:30 Local Time

m, °C	Monday 04
ft, °F	11AM	2PM	5PM	8PM
Wave (m)	E	E	E	E
Period (s)	8	7	7	7
Wind (km/h)
Wind State	cross- on	cross- on	cross	cross

Tides at Waimanu Bay

Current tide and informaton

For Waipio Bay, 6 km from Waimanu Bay.

Next High Water: 05:06pm | 0.88m

Next Low Water: 12:08am | 0.37m

NEXT	IS AT (local time)	remaining
high tide
low tide

Waimanu Bay Sea Temperature

Sunny with very warm air temperatures, feeling like 25.0 °C once we account for any wind. Sea temperatures (25.4 °C) very warm too. Staying comfortable in the water at Waimanu Bay won't be a problem, but wear at least a rash-vest to keep the UV off.

Today, many surfers would wear a rashvest wetsuit.

Current Temp*: 25.4°C*ocean temperature recorded from satellite