Some more information would help but I will try my best.
It is an insulated jacket so it will keep you warm especially if you layer properlly.
here are the technical specs
10,000 g/m/24 h
So the waterproofing and breathablility are both pretty average but unless you live in the PNW you will be fine with this coat.
If you give your height than I can try to help you better witha size.
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This site is getting so fucking stupid. - Eheath
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