For Greenport Jetty :
No gale warning.
The reliability of the situation is very good.
Very cloudy skies to overcast. Snowfalls fading away during the day. In the evening, cloudy spells, sometimes dense.
Warning: icy conditions likely. SW force 5 becoming force 4 in the middle of the day then force 3. Gusts reaching 29 knots in the morning. Moderate sea. Low, short swell from SE. Excellent visibility becoming excellent in the middle of the day then poor.