For Greenport Jetty :
No gale warning.
The reliability of the situation is good.
Fair weather with mostly clear skies. In the evening, relatively clear skies becoming changeable.
WNW force 4 in the morning turning NNW force 3 in the evening. Gusts reaching 18 knots until the middle of the day. Slight sea becoming smooth to slight in the middle of the day. Low, short swell from SW. Excellent visibility.