Read the following article and answer the question.

The thunder has just started here , and with it the flashes of lightning and the heavy rain . The sky outside is very strange , jet black , with a vivid patch of blue , where the sun is shining through . The wind has picked up and the rain is splattering against the leaves outside . The temperature has dropped , and now weirdly we have hailstones .

What was the weather like before this event ?
It was a sunny day .