How to say "Because it was predicted that the typhoon would pass over PLACE-X on DATE-Y"?
Because it was predicted that the typhoon would pass over PLACE-X on DATE-Y
因為預計颱風會在 Y月Y日 吹襲 X市

Do you really need '因為'(because) in this sentence? If you use 'because' to start a sentence, you have to use '所以' (therefore) to end the sentence
&quot;因為預計颱風會在 Y月Y日 吹襲 X市&quot; is an incomplete sentence
&quot;預計颱風會在 Y月Y日 吹襲 X市&quot; is a complete sentence
When describe a 颱風 hitting a place, we use the term '吹襲'