For West Passage :
No gale warning.
The reliability of the situation is good.
Skies changeable with risk of thundery outbreaks developing. Light showers all day. In the evening, lots of good clear periods.
Possibility of showers NE force 3 in the morning becoming ENE force 2 in the middle of the day. Slight sea. Low, short swell from ENE. Poor visibility becoming excellent in the middle of the day then poor.