A southwesterly, weak and particularly variable flow prevails over the West and the North of the basin. Over the South-East, it is northwesterly, weak and variable.
For Agana Marina :
No gale warning.
The reliability of the situation is poor.
For the night from Sunday to Monday ENE wind force 2 continuing all night. Gusts reaching 6 knots all night.
Smooth sea. Low, short swell from WSW. Excellent visibility. Daytime of Monday 19 may : The unsettled weather will become more unpredictable as showers set in.
Cloud and long sunny periods. Risk of showers in the morning, showers in the afternoon. In the evening, cloudy spells, sometimes dense.
Light showers progressively becoming less frequent. E force 2 turning SW in the middle of the day then S. Gusts reaching 6 knots until the middle of the day. Smooth sea. Low, short swell from SW. Excellent visibility.