Big Winter Storm Potential next week

There have been some significant changes in the forecast guidance or models since Wednesday. Some good news, less ice potential, some bad news, lots more snow and maybe near Blizzard like conditions for the mountains and foothills Tuesday into Wednesday next week. Here’s the latest…

The arctic air is the first ingredient for the storm and it’s moving into the Midwest and Ohio Valley today. We are just now seeing the leading edge of this arctic air mass.

Latest GFS 6Z run for Tuesday night at 7pm.

Here’s the ECMFW the 0Z run for Wednesday morning at 7am.

GFS possible snow totals