National Weather Service United States Department of Commerce
BTV4

WRF Core: NMM
Grid Spacing: 4km
Forecast Hours: 60
Runs: 00z, 06z, 12z and 18z every day
Initial Conditions: 12km NAM
Convective Scheme: None
Microphysics Scheme: Ferrier
Boundary Layer Scheme: Mellor-Yamada-Janjic

BTV4G

WRF Core: ARW
Grid Spacing: 4km
Forecast Hours: 60
Runs: 00z, 06z, 12z and 18z every day
Initial Conditions: 13.5km RAP
Convective Scheme: None
Microphysics Scheme: New Thompson Graupel
Boundary Layer Scheme: Yonsei University

BTV6

WRF Core: NMM
Grid Spacing: 6km
Forecast Hours: 18
Runs: 00z, 03z, 06z, 09z, 12z, 15z, 18z and 21z every day
Initial Conditions: 13km RAP
Convective Scheme: None
Microphysics Scheme: Ferrier
Boundary Layer Scheme: Mellor-Yamada-Janjic