High 1023 hPa centered on Northern Ireland moving at 10 knots to the East-South-East to be centered on the North of the Irish Sea.
For Le Tréport :
No gale warning.
For the night from Tuesday to Wednesday NNE force 3 in the early part of the night turning ENE force 2. Gusts reaching 15 knots in the early part of the night.
Slight sea. Low, short swell from W. Excellent visibility becoming good in the middle of the night. Daytime of Wednesday 19 august : Improving during the day:the sky will clear.
Good clear periods alternating with cloudy spells, rather dense in the morning. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, cloud and long sunny periods.
No precipitation. ENE force 2 turning N in the middle of the day then becoming force 3. Gusts reaching 13 knots in the evening. Slight sea. Low, short swell from W. Good visibility becoming excellent in the middle of the day.