Wow thank you gentlemen.

Originally Posted By: SnowmanMo
Originally Posted By: Hcboy
Iím curious if thereís any websites or somewhere on this forum that has information on powder temperature sensitivity? Iím mostly interested in the temp sensitivity in cfe 223 and 8202 xbr. Does anybody know how susceptible these powders are in the cold? Living in North Dakota itís something I want to be aware of and avoid developing loads that are prone to this. Thanks

Someone over on posted this chart. You might be able to find a factory temp sensitivity chart from a manufacturer.
download (1) by Jason Mosler, on Flickr

This shows a pretty significant drop for cfe 223 if Iím reading it right.