The fire has now been put out. Fire crews will remain on site damping down the blaze.
Around 70% of the building has been destroyed and electricity supplies have been cut off for safety purposes.
The cause of the fire is not yet known.
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Windy with outbreaks of showery rain, heavy at times across the region.
Warwickshire Police say Bethany Marie Hill, who was 20, was found with wounds to her neck at a house on Hertford Road on Wednesday evening.
The rain will clear quickly this evening with blustery, locally heavy, showers following, merging at times into longer spells of rain.