Unluckily

Unluckily, I lost my wallet on the way to the store.

Unluckily, I lost my phone on the way to work and couldn't retrieve it.

Unluckily, the cake I baked turned out to be burned and inedible.

Unluckily, the power went out during their wedding reception.

The unluckily timed power outage caused chaos in the building.

Unluckily, the restaurant was fully booked, and we had to find another place to eat.

Unluckily, my phone died right before the important conference call.