Windy days DIY activity

We often talk about it beginning to feel like autumn when the nights start to draw in and temperatures start feeling cooler.

A fallstreak hole (also known as a holepunch cloud) forms when part of the cloud layer forms ice crystals which are large enough to fall as a 'fallstreak'.

Blood rain is a term used when there is red-coloured rain falling from the sky, but what causes this to happen?