In the West, a moderate atmospheric river is expected to accompany a surface low pressure system it moves into the area Tuesday, spreading "anomalous moisture" over southern and central California ...

The Arctic blast that is hitting the U.S. will sweep through parts of Texas with one forecaster predicting large snowfalls, ...

As the surface low comes eastward, the moisture will eventually come toward us. So, that by early Wednesday morning, we have dew points in the mid-50s The evolution of the storms is a bit muddled.