A dry start to the evening with some pleasant evening sunshine. A band of cloud and heavy showers pushes in from the southwest through the early hours bringing a risk of thundery downpours, mainly to the south by dawn. Mild Minimum temperature 15 °C.
Wednesday:
Cloudy start to Wednesday with heavy or thundery showers. Cloud lifts into the afternoon, bringing some brighter or sunny spells, although scattered heavy or thundery showers still possible. Feeling warm. Maximum temperature 25 °C.
Outlook for Thursday to Saturday:
Changeable weather with spells of heavy rain, some thunderstorms and strong winds. Brighter intervals and scattered showers at times. Temperatures mostly near normal, feeling warm and humid initially.
Updated:
UK long range weather forecast
An unsettled period is likely, with showers or longer spells of rain possible across many parts of the UK. Some heavy rain is likely, perhaps with some thunderstorms too. Rainfall amounts will probably be above average for the time year and there is potential for some strong winds at times. Some drier and more settled interludes could develop at times, but these will likely be short-lived. Temperatures are likely to be near average, although some short-lived warm or very warm spells are possible, especially in the south.
Updated:
Most likely a continuation of the generally unsettled conditions at first with showers or longer spells of rain across many areas, perhaps heavy and thundery in places. However, there may still be some brief drier interludes at times. Further into September, drier weather may become more prevalent, especially in the south and southeast, with any more unsettled conditions tending to become more likely further north and northwest. Temperatures will probably be near normal at first but may become warmer later, with the possibility of some hot spells in the south.