Upton (Hampshire) weather

Headline:

Mostly fine. Showers spreading east later, with heavy rain overnight.

Today:

A fine start, with bright or sunny spells. However, cloud gradually thickening from the west, with some rain possible in the far west. Otherwise staying mostly fine until the evening, with heavy showers then spreading east. Maximum temperature 22 °C.

Tonight:

Cloudy with showers becoming widespread through the evening, and likely merging into more persistent and occasionally heavy rain. Rain only erratically clearing east after dawn, but with further showers following. Minimum temperature 13 °C.

Tuesday:

Early cloud will break with some brighter or sunny spells developing, but also scattered showers. These turning heavy in places, with thunder and hail possible. Maximum temperature 21 °C.

Outlook for Wednesday to Friday:

Fine and breezy Wednesday, before rain spreads east later. Breezy Thursday with sunny spells and scattered showers, heavy and thundery. Perhaps drier Friday, but with further showers likely. Staying cool.

Changeable early in this period with Atlantic frontal systems moving across the UK. These will bring showers or longer spells of rain at times, with wettest conditions in the northwest, driest in the southeast. Strong winds may affect parts of the UK at times, especially the northwest. Later in the period, higher pressure and drier weather may begin to become more prevalent, especially in the south. Temperatures are likely to be near normal overall.

Fine and dry across many areas at first with high pressure the dominate pattern across the UK. Winds will mostly be light with temperatures probably above normal. Later, low pressure will probably begin to have more of an influence, especially across the south where heavy showers and thunderstorms become more probable. It may also become hot in parts of the south.