Wind
West to southwest 3 to 4, occasionally 5 mid-channel until dusk, decreasing 2 to 3 everywhere after dawn Friday, and locally variable 1 to 2 in the south of the area throughout the period.
Sea State
Slight with a low swell, occasionally moderate mid-channel until midnight.
Weather
Areas of mist and drizzle, becoming widespread overnight, with risk of fog patches.
Visibility
Moderate to good, occasionally poor but perhaps locally very poor.