Midday Friday Snow Update:
The storm is almost here, and its going to be a tricky one! Its going to be a battle between those dry east winds (Cascadias), and this large plume of moisture coming in off of the Pacific. Heres a look at the relative humidity values and the water vapor image at noon. Today’s model runs have been coming in with a bit more snowfall for Western Washington compared to yesterday’s runs. Starting with the global runs, both the 12z Euro…