NGM SEA 500 MB HEIGHT/VORTICITY FORECASTS VALID 12Z 1/25

Note: The NGM is not run at 18Z, so that panel is missing.

36 HR NGM FCST FROM 00Z 1/24 24 HR NGM FCST FROM 12Z 1/24

12 HR NGM FCST FROM 00Z 1/25

The NGM did follow the trend of moving the storm further west with each run and finally produced a closed low on the Carolina coast the cycle before the period of heaviest snow.