Answer:
I am pronounced as one letter, written with three. I come in blue, black, brown, or grey. Reverse me and I read the same either way. What am I?
I travel in a gaggle.
The thunder comes before the lightning and the lightning comes before the cloud The rain dries all the land it touches wrapping the earth in a blood red shroud.
I come in different colors and shapes. Some parts of me are curvy, some are straight. I look like I can belong anywhere but there is only one right place for me. What am I?
I am heavy forward but backward I'm not.
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.