YOU SAID:

Its raining so hard while im pooping

INTO JAPANESE

うんこしてる間に雨がすごく降ってきた

BACK INTO ENGLISH

It rained a lot while I was pooping

INTO JAPANESE

うんこしてる間に大雨が降った

BACK INTO ENGLISH

It rained heavily while I was pooping

INTO JAPANESE

うんこしてる間に大雨が降ってきた

BACK INTO ENGLISH

It rained heavily while I was pooping