'Muifa was still packing winds of up to 144km per hour". please tell me what is meaning of underline sentence
Packing is a slang term for wielding, as in a weapon.
Please remember to capitalise the word "I" all the time. Also make sure you add a space after a full stop or a comma (or any other punctuation mark which appears at the end of a word).
Construct shorter sentences too to make your posts easier to read.
Don't worry about the sentence construction too much, but capitalisation and punctuation are important even for beginners!