So I'm just gonna go ahead and propose that the NAM has the same convective feedback issues in winter as it does in hurricane season.

Remember, 3km NAM latent heat fluxes do not shut off even at high relative humidity. That leads to spectacular results. pic.twitter.com/8QPGg8Es7y

— Dr. Levi Cowan (@TropicalTidbits) January 1, 2018