According to the National Weather Service, there's more snow on the way for Yakima.  It looks like 1-2 inches overnight tonight (Tuesday) and another inch or so on Wednesday morning.

Here's the official forecast for Yakima from the NWS. (as of 7am Tuesday 3/5)
Tonight: Snow likely, mainly after 11pm. Cloudy, with a low around 21. Northwest wind around 6 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday: Snow likely. Cloudy, with a high near 35. Light and variable wind. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.