A northwesterly and mostly variable flow prevails over the whole area.
For Agana Marina :
No gale warning.
The reliability of the situation is very good.
Warm sun all day. In the evening, clear skies.
SSW force 2 freshening W force 4 in the middle of the day then NW force 3. Gusts reaching 21 knots in the middle of the day. Rippled sea becoming smooth to slight in the middle of the day. Low, short swell from W then from N in the middle of the day. Excellent visibility.