The 17-year-old male arrested after two girls were stabbed is believed to be their brother.
One of the victims is thought to be aged 16 and police now believe the other victim is 10-years-old.
A woman in her 40's was also stabbed. The condition of the three is said to be 'serious'.
A baby discovered at the house was unharmed.
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Any mist or fog will clear quickly during the morning leaving the rest of the day dry with plenty of hazy sunshine.
Saturday will be fine and dry with sunny spells but with a noticeable easterly breeze.
Former Aston Villa, Coventry City and Leicester City star Dion Dublin tells ITV News Central how he thinks his former teams are doing.