ariasurf

San Luis Beach

Guam, United States

Sand

Right now

Conditions at 5:00 AM Chamorro Standard Time.

Fair

Waist-high (1.1 m) at 6 s, heading toward NE, with moderate cross-shore wind toward ENE.

Swell

1.1 m

6 s

Wind

7 km/h

ENE

Cross-shore

Tide

0.5 m

Falling

Weather

27 °C

Overcast

30 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Sunday, September 20, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Fair	1.1 m · 6 s	NE	11 km/h · 19 km/h gusts	ENE Cross-shore	0.8 m	Drizzle · 26 °C
1 AM	Fair	1.1 m · 6 s	NE	9 km/h · 18 km/h gusts	ENE Cross-shore	0.8 m	Light drizzle · 26 °C
2 AM	Fair	1.1 m · 6 s	NE	7 km/h · 15 km/h gusts	E Cross-shore	0.7 m	Overcast · 27 °C
3 AM	Good	1.1 m · 6 s	NE	5 km/h · 11 km/h gusts	E Cross-shore	0.6 m	Overcast · 27 °C
4 AM	Fair	1.1 m · 6 s	NE	7 km/h · 11 km/h gusts	E Cross-shore	0.6 m	Partly cloudy · 27 °C
5 AM	Fair	1.1 m · 6 s	NE	7 km/h · 13 km/h gusts	ENE Cross-shore	0.5 m	Overcast · 27 °C
6 AM	Fair	1.1 m · 5 s	NE	7 km/h · 12 km/h gusts	ESE Cross-shore	0.4 m	Light showers · 26 °C
7 AM	Good	1.1 m · 5 s	NE	10 km/h · 13 km/h gusts	ENE Offshore	0.3 m	Light drizzle · 27 °C
8 AM	Fair	1.1 m · 5 s	NE	10 km/h · 21 km/h gusts	E Cross-shore	0.3 m	Light drizzle · 29 °C
9 AM	Poor	1 m · 5 s	NE	12 km/h · 26 km/h gusts	E Cross-shore	0.3 m	Light drizzle · 30 °C
10 AM	Poor	1 m · 5 s	NE	13 km/h · 30 km/h gusts	ESE Cross-shore	0.3 m	Light drizzle · 31 °C
11 AM	Poor	1 m · 6 s	NE	13 km/h · 30 km/h gusts	ESE Cross-shore	0.4 m	Light drizzle · 32 °C
12 PM	Fair	1 m · 6 s	NE	9 km/h · 29 km/h gusts	E Cross-shore	0.5 m	Light drizzle · 32 °C
1 PM	Good	1 m · 6 s	NE	4 km/h · 25 km/h gusts	NNE Offshore	0.6 m	Thunderstorm · 29 °C
2 PM	Good	1 m · 6 s	NE	3 km/h · 14 km/h gusts	E Cross-shore	0.7 m	Thunderstorm · 28 °C
3 PM	Fair	1 m · 6 s	NE	8 km/h · 16 km/h gusts	E Cross-shore	0.8 m	Showers · 27 °C
4 PM	Good	1 m · 6 s	NE	8 km/h · 18 km/h gusts	NNE Offshore	0.8 m	Thunderstorm · 27 °C
5 PM	Fair	1 m · 6 s	NE	8 km/h · 22 km/h gusts	E Cross-shore	0.8 m	Light showers · 26 °C
6 PM	Good	1 m · 6 s	NE	8 km/h · 15 km/h gusts	ENE Offshore	0.8 m	Light drizzle · 26 °C
7 PM	Good	1 m · 6 s	NE	9 km/h · 14 km/h gusts	NE Offshore	0.8 m	Overcast · 26 °C
8 PM	Good	1 m · 6 s	ENE	5 km/h · 14 km/h gusts	ENE Offshore	0.7 m	Overcast · 27 °C
9 PM	Good	1 m · 7 s	ENE	4 km/h · 9 km/h gusts	E Cross-shore	0.7 m	Overcast · 27 °C
10 PM	Good	1 m · 7 s	E	4 km/h · 7 km/h gusts	ENE Cross-shore	0.7 m	Overcast · 27 °C
11 PM	Good	1 m · 7 s	E	2 km/h · 7 km/h gusts	ESE Cross-shore	0.8 m	Overcast · 27 °C