YOU SAID:
The weather sure is nice
INTO JAPANESE
天気は確かにいいですね
BACK INTO ENGLISH
The weather is certainly good
INTO JAPANESE
天気は確かに良いです
BACK INTO ENGLISH
The weather is indeed good
INTO JAPANESE
天気は本当に良いです
BACK INTO ENGLISH
The weather is really good
INTO JAPANESE
天気は本当に良いです
BACK INTO ENGLISH
The weather is really good
You've done this before, haven't you.