The Met Office have issued a yellow weather warning for the majority of the region.
The yellow warning means people should "be aware" of the chance of heavy downpours and thunderstorms this evening.
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A dry, bright and sunny start to the Bank Holiday weekend for most.
A dry bright and sunny start for most on Saturday. Some scattered showers will develop inland through the late morning.
A cold and frosty start to Saturday, though with some sunny spells. Showers then breaking out by afternoon.