What signs do we see in the text of "Young Goodman Brown" that this destination is a frightening one on this particular night of the year?

Hawthorne
certainly foreshadows the malicious
nature of Brown's destination, long before Brown reaches the
Sabbath itself.
This is established from very early in the text. As Brown sets off on his

journey, Hawthorne writes,

With this excellent
resolve for
the future, Goodman Brown felt himself justified in making more
haste on his present evil
purpose. He had taken a dreary road, darkened by
all the gloomiest trees of the forest, which
barely stood aside to let the
narrow path creep through . . .

Note
the specific wording, that Brown had an "evil purpose"; furthermore,
note how
the road and the forests are described as off-putting and potentially dangerous
within
the text itself. As Brown continues, next we will find him running
into "the figure of a
man, in grave and decent attire, seated at the foot of
an old tree." As Hawthorne proceeds
to describe this individual, we learn the
following:

But
the only thing about
him that could be fixed upon as remarkable was his staff, which bore

the...