downpour

I cancel the appointment.

私は約束を取り消します

I cancel the appointment this afternoon.

私は今日の午後に約束を取り消します

I cancel the appointment this afternoon after talking it over with my friend.

私は今日の午後に友達と相談して約束を取り消します

I cancel the appointment made on short notice this afternoon after talking it over with my friend.

私は今日の午後に友達と相談して突然の約束を取り消します

I cancel the appointment this afternoon because of a sudden downpour after talking it over with my friend.

私は今日の午後に友達と相談して突然の土砂降りのため約束を取り消します