There are 99 sleeps (99 days) until January 30 (Saturday, January 30, 2027).
There are 99 days until January 30 (Saturday, January 30, 2027) — one sleep per night.
One sleep per night between now and the big day — tonight is the first sleep, and the morning after the last sleep is January 30. Sleeps are the same as days.
99 sleeps is 14 weeks and 1 sleep.