The secret of winning NANO – going through that 50K barrier before time runs out on day 30 – boils down to setting targets and achieving your goals.
The NaNoWriMo barchart plots your daily progress
Under the Stats tab, you'll see this.
Right now, it's showing nothing as we've not started yet. But, during November, each time you enter your word-count-to-date, the stats bar chart tells you how you’re progressing.