Surface latent heat fluxes do not slow down or stop in the NAM Nest, even when the lowest model levels become nearly or completely saturated (intended to improve visibility forecasts off the West Coast). This causes TCs to overdeepen. NAM Nest shouldn't be used for TC intensity. pic.twitter.com/i1UxdvoJUL

— Dr. Alicia M Bentley (@AliciaMBentley) August 19, 2021