Here’s an excellent set of suggestions from Ness Labs. Head to the link below to read more. I have highlighted only specific points, but the link has a detailed description.
I’d only add something: Schedule. You won’t have the same motivation to write every day- my blog is scheduled for the entire month.
Here is how I break down writing an article into smaller tasks:
Sit down and set a timer.
Pick a topic.
Create an outline.
Re-read it once.