YOU SAID:
Raining cat's and dog's.
INTO JAPANESE
雨が土砂降り。
BACK INTO ENGLISH
Rain is pouring down.
INTO JAPANESE
雨が降り注いでいます。
BACK INTO ENGLISH
It is raining.
INTO JAPANESE
雨が降っている。
BACK INTO ENGLISH
It is raining.
You love that! Don't you?