Western Michigan University (Kalamazoo) looks about the same this morning as it did yesterday - though snowfall appears a bit lighter today.
Below is this morning's forecast for Madison, Wisconsin - very ugly forecast; glad we're in Arizona!
As national news emphasizes, the major portion of the 500 mb polar vortex has slipped southward toward the Great Lakes. This morning's 12 UTC analysis above from SPC - note the very cold temperatures in core of cyclone are -45 C and colder.
Below is this morning's 06 UTC GEFS plumes for TUS QPF. The ensemble members are fairly consistent, forecasting light rainfall at the airport Thursday night. After that there is much variance among the various members, with main consensus being a continuing chance for showers during the first week of February.
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