Threes Surf Forecast and Surf Reports

(Guam)

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Threes Surf Guide

Threes in - is an exposed reef break that has pretty consitent surf. Winter is the optimum time of year for surfing here. Offshore winds are from the east southeast. Windswells are much more typical than groudswells and the ideal wave angle is from the northwest. Both left and right reef breaks. Best around high tide. Unlikely to be too crowded, even when the surf is up. Hazards include rocks,very shallow reef,.

Threes Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Reef	2	fairly consistent	28.1°C*ocean temperature recorded from satellite

Surfing Threes:

The best conditions reported for surf at Threes occur when a Northwest swell combines with an offshore wind direction from the East-southeast.

Hourly Forecast

16 Day Forecast

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

septemberBest Season: autumn

The best time of year for surfing Threes with consistent clean waves (rideable swell with light / offshore winds) is during Autumn and most often the month of September. Clean surfable waves are typically found 29% of the time in September while 18% of the time it tends to be blown out. For the remaining 53% of the time it is considered too small by most surfers but may still be OK for beginners and groms at times.

clean

29%

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

blown out

18%

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

too small

53%

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

Explore Threes Location Map

Interactive Threes 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 Threes is Guam International (Agana) Airport (GUM) in Mariana Islands, which is 29 km (18 miles) away (directly). The second nearest airport to Threes is Andersen Afb Airport (UAM), also in Mariana Islands, 46 km (29 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.

Threes Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Monday, 4 May 2026, 13:19 Local Time

m, °C	Monday 04
ft, °F	1PM	4PM	7PM	10PM
Wave (m)	NNE	NNE	NNE	NNE
Period (s)	12	12	12	12
Wind (km/h)
Wind State	cross- off	cross- off	cross- off	cross- off

Tides at Threes

Current tide and informaton

For Guam, Marianas, 8 km from Threes.

Next High Water: 10:45pm | 0.67m

Next Low Water: 03:20pm | -0.05m

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

Threes Sea Temperature

Very warm air temperatures and very warm water(28.1 °C) too at Threes, warm enough for wearing board shorts and a rash vest in the surf. Cloudy, but feeling very pleasant in and out of the water.

Today, many surfers would wear a rashvest wetsuit.

Current Temp*: 28.1°C*ocean temperature recorded from satellite