那天还有另一个灾难等着他这句翻译成英语

There is another disaster waiting for him on that day.

That there is another disaster waiting for him

There is another disaster waiting for he on that day.

Another disaster would be coming on that day.
不是中文里说“在等着”英语就用be waiting for 的，这是中国式的英语。be coming 表示正在向某人走来，比较地道。