ariasurf

Ulomnia Beach

Guam, United States

Right now

Conditions at 11:00 AM Chamorro Standard Time.

Poor

Waist-high (0.9 m) at 6 s, heading toward NNE, with strong cross-offshore wind toward ENE.

Swell

0.9 m

NNE

6 s

Wind

25 km/h

ENE

Cross-offshore

Tide

0.7 m

Rising

Weather

31 °C

Light drizzle

30 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Thursday, September 17, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Good	1 m · 7 s	N	12 km/h · 37 km/h gusts	ENE Offshore	0.7 m	Light showers · 26 °C
1 AM	Good	1 m · 7 s	N	18 km/h · 27 km/h gusts	E Offshore	0.6 m	Light drizzle · 26 °C
2 AM	Good	1 m · 7 s	N	20 km/h · 40 km/h gusts	E Offshore	0.5 m	Drizzle · 26 °C
3 AM	Good	1 m · 7 s	N	19 km/h · 34 km/h gusts	E Offshore	0.4 m	Light drizzle · 26 °C
4 AM	Good	1 m · 7 s	N	16 km/h · 31 km/h gusts	ESE Offshore	0.3 m	Overcast · 27 °C
5 AM	Good	1 m · 7 s	N	21 km/h · 36 km/h gusts	ESE Offshore	0.3 m	Overcast · 27 °C
6 AM	Good	0.9 m · 7 s	N	19 km/h · 36 km/h gusts	E Offshore	0.3 m	Overcast · 27 °C
7 AM	Good	0.9 m · 7 s	N	18 km/h · 32 km/h gusts	E Offshore	0.3 m	Overcast · 28 °C
8 AM	Good	0.9 m · 7 s	N	19 km/h · 34 km/h gusts	E Offshore	0.4 m	Clear · 29 °C
9 AM	Good	1 m · 6 s	N	20 km/h · 38 km/h gusts	E Offshore	0.5 m	Light drizzle · 31 °C
10 AM	Good	1 m · 6 s	NNE	22 km/h · 41 km/h gusts	E Offshore	0.6 m	Light drizzle · 32 °C
11 AM	Poor	0.9 m · 6 s	NNE	25 km/h · 48 km/h gusts	ENE Offshore	0.7 m	Light drizzle · 31 °C
12 PM	Poor	0.8 m · 6 s	NNE	26 km/h · 49 km/h gusts	ENE Offshore	0.7 m	Light drizzle · 31 °C
1 PM	Fair	0.8 m · 6 s	NNE	24 km/h · 51 km/h gusts	E Offshore	0.8 m	Light drizzle · 29 °C
2 PM	Poor	0.8 m · 6 s	NNE	25 km/h · 47 km/h gusts	E Offshore	0.8 m	Light drizzle · 31 °C
3 PM	Good	0.9 m · 6 s	NE	22 km/h · 48 km/h gusts	E Offshore	0.7 m	Heavy drizzle · 29 °C
4 PM	Good	1 m · 6 s	NE	22 km/h · 41 km/h gusts	E Offshore	0.7 m	Light drizzle · 29 °C
5 PM	Good	1.1 m · 6 s	NE	18 km/h · 40 km/h gusts	E Offshore	0.7 m	Light drizzle · 29 °C
6 PM	Good	1.1 m · 5 s	NE	17 km/h · 33 km/h gusts	E Offshore	0.7 m	Drizzle · 27 °C
7 PM	Good	1.2 m · 5 s	NE	11 km/h · 28 km/h gusts	E Offshore	0.7 m	Drizzle · 26 °C
8 PM	Good	1.2 m · 5 s	NE	11 km/h · 19 km/h gusts	E Offshore	0.7 m	Drizzle · 26 °C
9 PM	Good	1.2 m · 5 s	NE	11 km/h · 21 km/h gusts	E Offshore	0.8 m	Light drizzle · 27 °C
10 PM	Good	1.2 m · 6 s	NE	13 km/h · 22 km/h gusts	E Offshore	0.8 m	Overcast · 27 °C
11 PM	Good	1.2 m · 6 s	NE	15 km/h · 28 km/h gusts	E Offshore	0.8 m	Drizzle · 27 °C