For many families in the area Hinkley means jobs. Our reporter Robert Murphy has met a family which has had two generations work in the power plant - and may have a third in years to come.
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It will be a breezy start, with clouds arriving around lunchtime. The afternoon will be sunny with showers.
Tuesday will start dry and bright with lighter winds, before cloud thickens bringing some outbreaks of rain through the afternoon.
The day's gusts will ease as the evening goes on. It will be mostly dry with cloud cover but occasional clear spells.