James Wright has your forecast for Sunday night:
This Evening and Tonight:
Long clear spells combined with light winds will allow mist and shallow fog patches to form locally, and quite possibly a touch of grass frost in rural areas. Minimum temperature 2 °C.
Dry and mild with sunny spells, after the clearance of early mist and fog patches. Mostly light winds though perhaps turning breezy along the south coast later. Maximum temperature 18 °C.
Outlook for Tuesday to Thursday:
Dry and mostly sunny throughout the period, also warm with a chance of morning fog locally. Perhaps cloudy with outbreaks of rain moving in from the west Thursday evening.