Yellow weather warning issued
Storm warnings have been issues for Wales, possibly ending one of the county's hottest streaks in the last five years.
The Met Office is expecting thunder and lightening from 11am until 8pm on Friday 13th July.
The weather service says heavy downpours are expected in some areas.
The Met Office said, "Many places will be dry, however there is the potential for heavy and slow-moving thundery downpours in places.
Farmers across Britain have been begging for rain in the last few weeks as the drought began to effect their yield and animals.
Rob Morgan from Gower fresh Christmas Trees in Three Crosses told us he has lost a third of his 30,000 newly planted trees because of the heat.
Meanwhile, farmers have said they are losing money as their cattle are unable to produce the usual amount of milk.
Grass has stopped growing bringing concerns over food supplies for farmers too.
Rob Morgan said he will be "dancing" around his land if the rain comes.
What to expect
The Weather Service is warning some flooding of a few homes and businesses is likely, perhaps leading to some damage to buildings.
There is a good chance driving conditions will at times be affected by spray and standing water, leading to some minor journey delays.
Some short term loss of power and other services due to lightning strikes is possible.