Shipping forecast for the North Irish Sea

Strong winds later.

Frontal system crossing the south of the Irish Sea overnight, very weak ridge of high pressure follows later tonight and at first tomorrow.

West or northwest 4 occasionally 5, then backing south or southwest 3 or 4 later tomorrow afternoon. Then becoming east 5 or 6 end of the period.

Moderate, decreasing slight overnight.

Rain for a time in the south of the area overnight.

Good, occasionally moderate in rain at first.

East 5 or 6 early tomorrow night, then north or northwest 5 to 7 by dawn Friday. Increasing Northwest 6 or 7 occasionally gale 8 on Friday morning. Then decreasing west or northwest 5 or 6 early Friday night.

Slight, building moderate or rough.

Heavy rain soon arriving, becoming fair later.

Moderate or poor in rain, becoming good later.